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Héctor M Pucciarelli

Dados Biográficos

ID77639
NOMEHéctor M Pucciarelli
PRENOMESHéctor M
SOBRENOMEPucciarelli
ASSINATURAPUCCIARELLI H M
AFILIAÇÕESUniversidad Nacional de La Plata
VERIFICADONão
TOTAL DE OBRAS37
TOTAL DE CITAÇÕES278
TOTAL COMO AUTOR37
TOTAL COMO EDITOR0
PRIMEIRO ANO DE PUBLICAÇÃO1978
ANO MAIS RECENTE DE PUBLICAÇÃO2015
ÍNDICE H8
  • Early Holocene Human Remains from the Argentinean Pampas

    Lumila Paula Menéndez, I Pérez et al.•ARTICLE•PaleoAmerica•2015

    Morphological comparisons between the earliest and latest human skeletons of America have suggested the existence of a complex scenario underlying the biological diversification of American populations. In the late nineteenth and early twentieth centuries Florentino Ameghino initiated the debate on the antiquity of humans in the Argentinean Pampas, which has been reviewed recently due to new radiocarbon dates obtained. Morphometric analyses from …

  • Ontogenetic changes in cranial vault thickness in a modern sample of H omo sapiens

    Open Access•Marisol Anzelmo, Youngsook Kim et al.•ARTICLE•American Journal of Human Biology•2015

    The pattern of thickness arrangement is established early in ontogeny but CVT increases and changes in distribution until adolescence. Several factors may influence CVT, such as the brain, muscles, vessels, and sutures

  • Debates and political decisions on the exhibition of human remains in the Museum of La Plata

    Open Access•M L Sardi, Marina Sardi et al.•ARTICLE•Revista Argentina de Antropología…•2015•Citada por: 1•Referências: 2

  • Nota Editorial

    Open Access•Francisco R Carnese, Francisco Carnese et al.•ARTICLE•Revista Argentina de Antropología…•2014

  • Convergence in cranial proportions in New and Old World primates

    Open Access•Guido Rocatti, Rocatti Guido et al.•ARTICLE•Revista Argentina de Antropología…•2014•Referências: 4

    Los humanos modernos han sido caracterizados por una morfología craneana extremadamente lobulada, considerada como una respuesta al aumento significativo en el tamaño del cerebro, que los diferencia de manera marcada del resto de los Primates. Otras especies, como algunos clados de platirrinos, cambiaron independientemente a lo largo de su historia evolutiva y alcanzaron valores elevados de tamaño relativo del cerebro. Este aumento del tamaño del…

  • An ontogenetic approach to facial variation in three Native American populations

    Open Access•Jimena Barbeito-Andrés, Héctor M Pucciarelli et al.•ARTICLE•HOMO•2011

  • Morphometric variables can be analyzed using cladistic methods

    Open Access•Rolando González‐josé, Rolando González-José et al.•ARTICLE•Journal of Human Evolution•2011

  • Spatial patterns and evolutionary processes in southern South America

    Open Access•Bernal, Valeria Bernal et al.•ARTICLE•American Journal of Physical…•2010•Citada por: 4•Referências: 69

    The purpose of this article is to examine the patterns of evolutionary relationships between human populations from the later Late Holocene (1,500–100 years BP) of southern South America on the basis of dental morphometric data. We tested the hypotheses that the variation observed in this region would be explained by the existence of populations with different phylogenetic origin or differential action of gene flow and genetic drift. In this stud…

  • Early Holocene human remains from the Argentinean Pampas

    Open Access•Héctor M Pucciarelli, I Pérez et al.•ARTICLE•American Journal of Physical…•2010•Citada por: 8•Referências: 28

    The cranial morphology of Early Holocene American human samples is characterized by a long and narrow cranial vault, whereas more recent samples exhibit a shorter and wider cranial vault. Two hypotheses have been proposed to account for the morphological differences between early and late‐American samples: (a) the migratory hypothesis that suggests that the morphological variation between early and late American samples was the result of a variab…

  • Entierros Humanos Del Noreste De Patagonia

    Open Access•Bernal, Paula González et al.•ARTICLE•Magallania•2008•Citada por: 6

    En este trabajo se presentan fechados radiocarbnicos obtenidos a partir de esqueletos humanos procedentes de sitios arqueolgicos del noreste de Patagonia ubicados en las cercanas de la antigua Laguna del Juncal, valle inferior de ro Negro, y en la pennsula de San Blas. Las dataciones obtenidas sugieren que los sitios con entierros humanos del rea analizada se extienden entre 3.000-500 aos AP. Asimismo

  • East-West cranial differentiation in pre-Columbian populations from Central and North America

    Open Access•Héctor M Pucciarelli, Rolando González‐josé et al.•ARTICLE•Journal of Human Evolution•2007•Citada por: 6•Referências: 44

  • East–West cranial differentiation in pre-Columbian human populations of South America

    Open Access•Héctor M Pucciarelli, W Neves et al.•ARTICLE•HOMO•2006

  • Craniofacial morphology in the Argentine center‐west

    Open Access•M L Sardi, P Novellino et al.•ARTICLE•American Journal of Physical…•2006•Citada por: 19•Referências: 55

    The Argentine Center‐West was the southernmost portion of the Andes where domestication of plants and animals evolved. Populations located in the southern portion of this area displayed a hunter‐gatherer subsistence economy up to historical times, and coexisted with farmers located to the north. Archaeological and biological evidence suggests that the transition to food production was associated with the consumption of a softer diet and a more se…

  • South Amerindian craniofacial morphology

    Open Access•M L Sardi, Fernando Ramírez Rozzi et al.•ARTICLE•American Journal of Physical…•2005•Citada por: 16•Referências: 69

    The most compelling models concerning the peopling of the Americas consider that modern Amerindians share a common biological pattern, showing affinities with populations of the Asian Northeast. The aim of the present study was to assess the degree of variation of craniofacial morphology of South American Amerindians in a worldwide context. Forty‐three linear variables were analyzed on crania derived from American, Asian, Australo‐Melanesian, Eur…

  • Late Pleistocene/Holocene craniofacial morphology in Mesoamerican Paleoindians

    Open Access•Rolando González‐josé, W Neves et al.•ARTICLE•American Journal of Physical…•2005•Citada por: 19•Referências: 21

    Several studies on craniofacial morphology showed that most Paleoindians, who were the first settlers of the New World, clearly differ from modern Amerindians and East Asians, their supposed descendants and sister group, respectively. Here we present new evidence supporting this view from the Late Pleistocene/Early Holocene horizon from Mexico, as well as from the most complete set of dated Paleoindian remains. We analyzed the phenotypic resembla…

  • Functional‐cranial approach to the influence of economic strategy on skull morphology

    Open Access•Rolando González‐josé, Fernando V Ramirez‐rozzi et al.•ARTICLE•American Journal of Physical…•2005•Citada por: 25•Referências: 64

    Environmental factors are assumed to play an important role in the shaping of craniofacial morphology. Here we propose a statistical approach which can be of utility in estimating the magnitude and localization of a particular nongenetic factor upon the specific functional components of the skull. Our analysis is a combination of previous attempts of apportionment of variance and the application of craniofunctional theory. The effect of subsisten…

  • Cranial growth in normal and low-protein-fed Saimiri. An environmental heterochrony

    Open Access•Fernando V Ramirez‐rozzi, Fernando V Ramirez Rozzi et al.•ARTICLE•Journal of Human Evolution•2005•Citada por: 1•Referências: 65

  • The Neolithic transition in Europe and North Africa. The functional craneology contribution

    M L Sardi, Fernando Ramírez Rozzi et al.•ARTICLE•Anthropologischer Anzeiger•2004•Citada por: 7

    The origin and mode of the process that led to food production in Europe and North Africa is a matter intensively discussed. It is not clear in the transition to the Neolithic in these regions if it results by a migration of peoples from the Near East, by changes in the behaviour of local populations, or by an interaction of both processes. Morphological changes in Europe and North Africa, from the Upper Palaeolithic to modern periods were assess…

  • Early peopling and evolutionary diversification in America

    Open Access•Héctor M Pucciarelli, Marina L Sardi et al.•ARTICLE•Quaternary International•2003

  • Craniometric variation and the settlement of the Americas

    Open Access•Rolando González‐josé, Silvia Lucrecia Dahinten et al.•ARTICLE•American Journal of Physical…•2001•Citada por: 34•Referências: 56

    New archaeological findings and the incorporation of new South American skull samples have raised fundamental questions for the classical theories of the Americas' settlement. The aim of this study was to estimate craniometric variability among several Asian and Native American populations in order to test goodness of fit of the data to different models of ancient population entries and dispersions into the New World. Our data set includes Howell…

  • Growth of skeletal components in the young squirrel monkey (Saimiri sciureus boliviensis)

    Open Access•Héctor M Pucciarelli, María Cristina Muñe et al.•ARTICLE•American Journal of Physical…•2000

    A functional skeletal criterion, as an extension of the van der Klaauw's cranial theory, was adopted in the present study. The null hypothesis tested was: “The major skeletal components of the platyrrhine body grow linearly, regardless of their functional dependence to different demands.” The acceptance of the hypothesis will imply that all Saimiri skeletal growth may be satisfactorily explained by independent variables in a single equation. The …

  • Growth of skeletal components in the young squirrel monkey (Saimiri sciureus boliviensis)

    Open Access•Héctor M Pucciarelli, María Cristina Muñe et al.•ARTICLE•American Journal of Physical…•2000

    A functional skeletal criterion, as an extension of the van der Klaauw's cranial theory, was adopted in the present study. The null hypothesis tested was: "The major skeletal components of the platyrrhine body grow linearly, regardless of their functional dependence to different demands." The acceptance of the hypothesis will imply that all Saimiri skeletal growth may be satisfactorily explained by independent variables in a single equation. The …

  • The Zhoukoudian Upper Cave skull 101 as seen from the Americas

    Open Access•W Neves, Héctor M Pucciarelli et al.•ARTICLE•Journal of Human Evolution•1998•Citada por: 14•Referências: 6

  • Cranial growth inSaimiri sciureus (Cebidae) and its alteration by nutritional factors

    Open Access•Vicente Dressino, Héctor M Pucciarelli•ARTICLE•American Journal of Physical…•1997•Referências: 18

    Ten male Saimiri sciureus boliviensis (Cebidae), born at the Centro Argentino de Primates (CAPRIM), were grown in captivity. At weaning (6 months old), five individuals were fed ad libitum on a 20% protein diet (controls). The other five animals were fed ad libitum on a 5% protein diet (malnourished). Animals were radiographed monthly. The length, width, and height of the anterior, middle, and posterior components of the neurocranium, and those o…

  • Orthocephalization in the postweaning squirrel monkey

    Open Access•Héctor M Pucciarelli, Vicente Dressino•ARTICLE•American Journal of Physical…•1996•Referências: 13

    Twenty male squirrel monkeys (Saimiri sciureus boliviensis) raised in captivity were allotted to one of the following groups: weanling control (C6) sampled at 6 months of age; young control (C24) fed ad libitum on a control diet and killed at 24 months of age; and malnourished (M24) fed ad libitum on a low-protein diet and sampled at 24 months of age. Cranial points and the lateral semicircular canals were marked. On each skull, a strict lateral …

Próximo
  • Morphological affinities of the first Americans

    Open Access•W Neves, Walter A Neves et al.•ARTICLE•Journal of Human Evolution•1991•Citada por: 70•Referências: 24

  • Craniometric variation and the settlement of the Americas

    Open Access•Rolando González‐josé, Silvia Lucrecia Dahinten et al.•ARTICLE•American Journal of Physical…•2001•Citada por: 34•Referências: 56

    New archaeological findings and the incorporation of new South American skull samples have raised fundamental questions for the classical theories of the Americas' settlement. The aim of this study was to estimate craniometric variability among several Asian and Native American populations in order to test goodness of fit of the data to different models of ancient population entries and dispersions into the New World. Our data set includes Howell…

  • Functional‐cranial approach to the influence of economic strategy on skull morphology

    Open Access•Rolando González‐josé, Fernando V Ramirez‐rozzi et al.•ARTICLE•American Journal of Physical…•2005•Citada por: 25•Referências: 64

    Environmental factors are assumed to play an important role in the shaping of craniofacial morphology. Here we propose a statistical approach which can be of utility in estimating the magnitude and localization of a particular nongenetic factor upon the specific functional components of the skull. Our analysis is a combination of previous attempts of apportionment of variance and the application of craniofunctional theory. The effect of subsisten…

  • Craniofacial morphology in the Argentine center‐west

    Open Access•M L Sardi, P Novellino et al.•ARTICLE•American Journal of Physical…•2006•Citada por: 19•Referências: 55

    The Argentine Center‐West was the southernmost portion of the Andes where domestication of plants and animals evolved. Populations located in the southern portion of this area displayed a hunter‐gatherer subsistence economy up to historical times, and coexisted with farmers located to the north. Archaeological and biological evidence suggests that the transition to food production was associated with the consumption of a softer diet and a more se…

  • Late Pleistocene/Holocene craniofacial morphology in Mesoamerican Paleoindians

    Open Access•Rolando González‐josé, W Neves et al.•ARTICLE•American Journal of Physical…•2005•Citada por: 19•Referências: 21

    Several studies on craniofacial morphology showed that most Paleoindians, who were the first settlers of the New World, clearly differ from modern Amerindians and East Asians, their supposed descendants and sister group, respectively. Here we present new evidence supporting this view from the Late Pleistocene/Early Holocene horizon from Mexico, as well as from the most complete set of dated Paleoindian remains. We analyzed the phenotypic resembla…

  • South Amerindian craniofacial morphology

    Open Access•M L Sardi, Fernando Ramírez Rozzi et al.•ARTICLE•American Journal of Physical…•2005•Citada por: 16•Referências: 69

    The most compelling models concerning the peopling of the Americas consider that modern Amerindians share a common biological pattern, showing affinities with populations of the Asian Northeast. The aim of the present study was to assess the degree of variation of craniofacial morphology of South American Amerindians in a worldwide context. Forty‐three linear variables were analyzed on crania derived from American, Asian, Australo‐Melanesian, Eur…

  • Changes in skull components of the squirrel monkey evoked by growth and nutrition

    Open Access•Héctor M Pucciarelli, Vicente Dressino et al.•ARTICLE•American Journal of Physical…•1990•Citada por: 15•Referências: 18

    Twenty weanling 6‐month‐old male squirrel monkeys were allotted to the following treatments: 1) first control animals were killed at weaning; 2) second control animals were killed when 24 months old; and 3) malnourished animals were fed on a low‐protein diet and killed at age 24 months. Lateral and vertical teleradiographies were taken. Growth of the neurocranial and splanchnocranial components were measured by volumetric (size estimators) and mo…

  • The Zhoukoudian Upper Cave skull 101 as seen from the Americas

    Open Access•W Neves, Héctor M Pucciarelli et al.•ARTICLE•Journal of Human Evolution•1998•Citada por: 14•Referências: 6

  • Early Holocene human remains from the Argentinean Pampas

    Open Access•Héctor M Pucciarelli, I Pérez et al.•ARTICLE•American Journal of Physical…•2010•Citada por: 8•Referências: 28

    The cranial morphology of Early Holocene American human samples is characterized by a long and narrow cranial vault, whereas more recent samples exhibit a shorter and wider cranial vault. Two hypotheses have been proposed to account for the morphological differences between early and late‐American samples: (a) the migratory hypothesis that suggests that the morphological variation between early and late American samples was the result of a variab…

  • The effects of race, sex, and nutrition on craniofacial differentiation in rats. A multivariate analysis

    Open Access•Héctor M Pucciarelli•ARTICLE•American Journal of Physical…•1980•Citada por: 8•Referências: 25

    Wistar and Holtzman rats were fed (a) control diet ad libitum (controls); (b) restricted control diet (undernourished); and (c) low‐protein diet ad libitum (malnourished), from weaning to 70 days of age. Mahalanobis D 2 distances between cranial groups were assessed. Besides, differences among traits were assessed by the analysis of variance and Tukey test. The relative influence of each factor yielded a decreasing sequence: protein‐calorie malnu…

  • The Neolithic transition in Europe and North Africa. The functional craneology contribution

    M L Sardi, Fernando Ramírez Rozzi et al.•ARTICLE•Anthropologischer Anzeiger•2004•Citada por: 7

    The origin and mode of the process that led to food production in Europe and North Africa is a matter intensively discussed. It is not clear in the transition to the Neolithic in these regions if it results by a migration of peoples from the Near East, by changes in the behaviour of local populations, or by an interaction of both processes. Morphological changes in Europe and North Africa, from the Upper Palaeolithic to modern periods were assess…

  • Growth of the functional components of the rat skull and its alteration by nutritional effects. A multivariate analysis

    Open Access•Héctor M Pucciarelli•ARTICLE•American Journal of Physical…•1981•Citada por: 7•Referências: 17

    Weanling male Holtzman rats were subjected to each of the following nutritional treatments: malnutrition; malnutrition–recuperation; undernutrition; and undernutrition–recuperation. The rats were sacrificed when they were 49 days old, and dimensions of each one of the neurocranial, respiratory, and masticatory components were measured. Each component was compared with its counterpart in control rats (21, 28, 35, 42, and 49 day‐old) by means of Ma…

  • The influence of experimental deformation on craniofacial development in rats

    Open Access•Héctor M Pucciarelli•ARTICLE•American Journal of Physical…•1978•Citada por: 7•Referências: 10

    Cranial deformation was produced experimentally in rats 8 to 40 days old for the purpose of studying the rotation of the craniofacial bones and the modification of the growth rates of the functional cranial components. One hundred and twenty four skulls (65 males and 59 females) were employed, classified as: deformed, deformed‐hydrocephalic, sham‐operated and controls. A mid‐sagittal diagram was drawn for each skull and the angle subtended by eac…

  • Entierros Humanos Del Noreste De Patagonia

    Open Access•Bernal, Paula González et al.•ARTICLE•Magallania•2008•Citada por: 6

    En este trabajo se presentan fechados radiocarbnicos obtenidos a partir de esqueletos humanos procedentes de sitios arqueolgicos del noreste de Patagonia ubicados en las cercanas de la antigua Laguna del Juncal, valle inferior de ro Negro, y en la pennsula de San Blas. Las dataciones obtenidas sugieren que los sitios con entierros humanos del rea analizada se extienden entre 3.000-500 aos AP. Asimismo

  • East-West cranial differentiation in pre-Columbian populations from Central and North America

    Open Access•Héctor M Pucciarelli, Rolando González‐josé et al.•ARTICLE•Journal of Human Evolution•2007•Citada por: 6•Referências: 44

  • Spatial patterns and evolutionary processes in southern South America

    Open Access•Bernal, Valeria Bernal et al.•ARTICLE•American Journal of Physical…•2010•Citada por: 4•Referências: 69

    The purpose of this article is to examine the patterns of evolutionary relationships between human populations from the later Late Holocene (1,500–100 years BP) of southern South America on the basis of dental morphometric data. We tested the hypotheses that the variation observed in this region would be explained by the existence of populations with different phylogenetic origin or differential action of gene flow and genetic drift. In this stud…

  • Studies on orthocephalization

    Open Access•Melvin L Moss, Henning Vilmann et al.•ARTICLE•American Journal of Physical…•1987•Citada por: 4•Referências: 31

    Rat cranial skeletal growth was studied, using a cross‐sectional data set, for the period 13–49 days by the application of the concepts of continuum mechanics and the numerical techniques of the finite element method (FEM). In contrast to the methods of conventional craniometry (CM) and roentgenographic cephalometry (RCM) the FEM permits fine scale, reference frame invariant descriptions and analysis of growth behavior. This advantage was demonst…

  • Variations in sexual dimorphism in the skulls of rats subjected to malnutrition, castration, and treatment with gonadal hormones

    Open Access•Silvia Lucrecia Dahinten, Héctor M Pucciarelli•ARTICLE•American Journal of Physical…•1986•Citada por: 3•Referências: 14

    Two groups of weanling rats were subjected to malnutrition, one with periodic injections of testosterone (males) and the other with estradiol (females). Two other groups (castrated males or castrated females) received normal feedings. In control animals, the relative weights (mg/gm body weight) of testes, seminal vesicles, and ovaries were greater than in malnourished rats. However, relative weights of those organs in hormone‐treated, malnourishe…

  • Sexual dimorphism in schoolchildren of the Villa Iapi neighborhood (Quilmes, Buenos Aires, Argentina)

    Open Access•Héctor M Pucciarelli, Francisco R Carnese et al.•ARTICLE•American Journal of Physical…•1993•Citada por: 2•Referências: 20

    Villa IAPI is a poor neighborhood of about 5,000 inhabitants in the overpopulated conurbano bonaerense at the outskirts of the city of Buenos Aires. Most of the adult male residents are construction workers; the rest are temporary workers, underemployed, or unemployed. The inhabitants of Villa IAPI suffer the effects of many adverse socio‐economic conditions, including poor nutrition, deficient sanitation, and inadequate medical care. Seven anthr…

  • Debates and political decisions on the exhibition of human remains in the Museum of La Plata

    Open Access•M L Sardi, Marina Sardi et al.•ARTICLE•Revista Argentina de Antropología…•2015•Citada por: 1•Referências: 2

  • Cranial growth in normal and low-protein-fed Saimiri. An environmental heterochrony

    Open Access•Fernando V Ramirez‐rozzi, Fernando V Ramirez Rozzi et al.•ARTICLE•Journal of Human Evolution•2005•Citada por: 1•Referências: 65

  • Effects of maternal food restriction during lactation on craniofacial growth in weanling rats

    Open Access•Héctor M Pucciarelli, Evelia Edith Oyhenart•ARTICLE•American Journal of Physical…•1987•Citada por: 1•Referências: 10

    Adult Holtzman rats were submitted during suckling period to a food restriction with or without protein or carbohydrate restoration. Twenty‐one‐day‐old weanling pups were compared with controls of 9, 13, 17, and 21 days of age. Lateral craniofacial roentgenographies were taken. The length in midsagittal plane of each bone and its angle with respect to the vestibular line were measured in males. In females, the brain and the left masseter muscle w…

  • Effects of protein‐calorie malnutrition during suckling and post‐weaning periods on discontinuous cranial traits in rats

    Open Access•Silvia Lucrecia Dahinten, Héctor M Pucciarelli•ARTICLE•American Journal of Physical…•1983•Citada por: 1•Referências: 19

    The influences of protein‐calorie malnutrition (PCM), and sex during lactation and post‐lactation on the frequencies of 25 discontinuous cranial traits (DCT), were investigated in Holtzman rats. Significant differences were observed in about 20% of the traits. Those traits were: the interfrontal fusion, the posterior incurvation of the palatine border, the double maxillary foramen, the double posterior palatine foramen, and the double frontal for…

  • The influence of experimental deformation on craniofacial development in rats

    Open Access•Héctor M Pucciarelli•ARTICLE•American Journal of Physical…•1978•Citada por: 7•Referências: 10

    Cranial deformation was produced experimentally in rats 8 to 40 days old for the purpose of studying the rotation of the craniofacial bones and the modification of the growth rates of the functional cranial components. One hundred and twenty four skulls (65 males and 59 females) were employed, classified as: deformed, deformed‐hydrocephalic, sham‐operated and controls. A mid‐sagittal diagram was drawn for each skull and the angle subtended by eac…

  • The effects of race, sex, and nutrition on craniofacial differentiation in rats. A multivariate analysis

    Open Access•Héctor M Pucciarelli•ARTICLE•American Journal of Physical…•1980•Citada por: 8•Referências: 25

    Wistar and Holtzman rats were fed (a) control diet ad libitum (controls); (b) restricted control diet (undernourished); and (c) low‐protein diet ad libitum (malnourished), from weaning to 70 days of age. Mahalanobis D 2 distances between cranial groups were assessed. Besides, differences among traits were assessed by the analysis of variance and Tukey test. The relative influence of each factor yielded a decreasing sequence: protein‐calorie malnu…

  • Growth of the functional components of the rat skull and its alteration by nutritional effects. A multivariate analysis

    Open Access•Héctor M Pucciarelli•ARTICLE•American Journal of Physical…•1981•Citada por: 7•Referências: 17

    Weanling male Holtzman rats were subjected to each of the following nutritional treatments: malnutrition; malnutrition–recuperation; undernutrition; and undernutrition–recuperation. The rats were sacrificed when they were 49 days old, and dimensions of each one of the neurocranial, respiratory, and masticatory components were measured. Each component was compared with its counterpart in control rats (21, 28, 35, 42, and 49 day‐old) by means of Ma…

  • Effects of protein‐calorie malnutrition during suckling and post‐weaning periods on discontinuous cranial traits in rats

    Open Access•Silvia Lucrecia Dahinten, Héctor M Pucciarelli•ARTICLE•American Journal of Physical…•1983•Citada por: 1•Referências: 19

    The influences of protein‐calorie malnutrition (PCM), and sex during lactation and post‐lactation on the frequencies of 25 discontinuous cranial traits (DCT), were investigated in Holtzman rats. Significant differences were observed in about 20% of the traits. Those traits were: the interfrontal fusion, the posterior incurvation of the palatine border, the double maxillary foramen, the double posterior palatine foramen, and the double frontal for…

  • Variations of rat skull bone robusticity evoked by malnutrition

    Open Access•Héctor M Pucciarelli, Evelia Edith Oyhenart et al.•ARTICLE•American Journal of Physical…•1984•Referências: 20

    Weanling Holtzman rats of both sexes were fed a control (25% protein), a 10% protein, and a 2% protein semisynthetic diet. Protein deficit (PD) and protein calorie malnutrition (PCM) were estimated from comparisons between control and 10% protein, and control and 2% protein‐fed animals, respectively. Animals were killed when they were 56 days old and their skulls cleaned and disarticulated. Individual bones and incisors were ovendried to constant…

  • Variations in sexual dimorphism in the skulls of rats subjected to malnutrition, castration, and treatment with gonadal hormones

    Open Access•Silvia Lucrecia Dahinten, Héctor M Pucciarelli•ARTICLE•American Journal of Physical…•1986•Citada por: 3•Referências: 14

    Two groups of weanling rats were subjected to malnutrition, one with periodic injections of testosterone (males) and the other with estradiol (females). Two other groups (castrated males or castrated females) received normal feedings. In control animals, the relative weights (mg/gm body weight) of testes, seminal vesicles, and ovaries were greater than in malnourished rats. However, relative weights of those organs in hormone‐treated, malnourishe…

  • Effects of maternal food restriction during lactation on craniofacial growth in weanling rats

    Open Access•Héctor M Pucciarelli, Evelia Edith Oyhenart•ARTICLE•American Journal of Physical…•1987•Citada por: 1•Referências: 10

    Adult Holtzman rats were submitted during suckling period to a food restriction with or without protein or carbohydrate restoration. Twenty‐one‐day‐old weanling pups were compared with controls of 9, 13, 17, and 21 days of age. Lateral craniofacial roentgenographies were taken. The length in midsagittal plane of each bone and its angle with respect to the vestibular line were measured in males. In females, the brain and the left masseter muscle w…

  • Studies on orthocephalization

    Open Access•Melvin L Moss, Henning Vilmann et al.•ARTICLE•American Journal of Physical…•1987•Citada por: 4•Referências: 31

    Rat cranial skeletal growth was studied, using a cross‐sectional data set, for the period 13–49 days by the application of the concepts of continuum mechanics and the numerical techniques of the finite element method (FEM). In contrast to the methods of conventional craniometry (CM) and roentgenographic cephalometry (RCM) the FEM permits fine scale, reference frame invariant descriptions and analysis of growth behavior. This advantage was demonst…

  • Changes in skull components of the squirrel monkey evoked by growth and nutrition

    Open Access•Héctor M Pucciarelli, Vicente Dressino et al.•ARTICLE•American Journal of Physical…•1990•Citada por: 15•Referências: 18

    Twenty weanling 6‐month‐old male squirrel monkeys were allotted to the following treatments: 1) first control animals were killed at weaning; 2) second control animals were killed when 24 months old; and 3) malnourished animals were fed on a low‐protein diet and killed at age 24 months. Lateral and vertical teleradiographies were taken. Growth of the neurocranial and splanchnocranial components were measured by volumetric (size estimators) and mo…

  • Morphological affinities of the first Americans

    Open Access•W Neves, Walter A Neves et al.•ARTICLE•Journal of Human Evolution•1991•Citada por: 70•Referências: 24

  • Sexual dimorphism in schoolchildren of the Villa Iapi neighborhood (Quilmes, Buenos Aires, Argentina)

    Open Access•Héctor M Pucciarelli, Francisco R Carnese et al.•ARTICLE•American Journal of Physical…•1993•Citada por: 2•Referências: 20

    Villa IAPI is a poor neighborhood of about 5,000 inhabitants in the overpopulated conurbano bonaerense at the outskirts of the city of Buenos Aires. Most of the adult male residents are construction workers; the rest are temporary workers, underemployed, or unemployed. The inhabitants of Villa IAPI suffer the effects of many adverse socio‐economic conditions, including poor nutrition, deficient sanitation, and inadequate medical care. Seven anthr…

  • Heredity, nutrition, and craniofacial differentiation in weanling rats

    Open Access•Evelia Edith Oyhenart, Maria S Sobrero et al.•ARTICLE•American Journal of Human Biology•1994

    The effects of paternal heredity, congenital variation, and preweaning nutrition on craniofacial growth were studied on weanling Wistar (W), Holtzman (H), and their reciprocal crosses, W/H and H/W, male rats. Between-group Mahalanobis D 2 distances were calculated from the measurements made on lateral and vertical X-rays. Preweaning nutrition evoked the largest cranial differences, and paternal heredity the lowest; the effect of congenital variat…

  • Orthocephalization in the postweaning squirrel monkey

    Open Access•Héctor M Pucciarelli, Vicente Dressino•ARTICLE•American Journal of Physical…•1996•Referências: 13

    Twenty male squirrel monkeys (Saimiri sciureus boliviensis) raised in captivity were allotted to one of the following groups: weanling control (C6) sampled at 6 months of age; young control (C24) fed ad libitum on a control diet and killed at 24 months of age; and malnourished (M24) fed ad libitum on a low-protein diet and sampled at 24 months of age. Cranial points and the lateral semicircular canals were marked. On each skull, a strict lateral …

  • Cranial growth inSaimiri sciureus (Cebidae) and its alteration by nutritional factors

    Open Access•Vicente Dressino, Héctor M Pucciarelli•ARTICLE•American Journal of Physical…•1997•Referências: 18

    Ten male Saimiri sciureus boliviensis (Cebidae), born at the Centro Argentino de Primates (CAPRIM), were grown in captivity. At weaning (6 months old), five individuals were fed ad libitum on a 20% protein diet (controls). The other five animals were fed ad libitum on a 5% protein diet (malnourished). Animals were radiographed monthly. The length, width, and height of the anterior, middle, and posterior components of the neurocranium, and those o…

  • The Zhoukoudian Upper Cave skull 101 as seen from the Americas

    Open Access•W Neves, Héctor M Pucciarelli et al.•ARTICLE•Journal of Human Evolution•1998•Citada por: 14•Referências: 6

  • Growth of skeletal components in the young squirrel monkey (Saimiri sciureus boliviensis)

    Open Access•Héctor M Pucciarelli, María Cristina Muñe et al.•ARTICLE•American Journal of Physical…•2000

    A functional skeletal criterion, as an extension of the van der Klaauw's cranial theory, was adopted in the present study. The null hypothesis tested was: “The major skeletal components of the platyrrhine body grow linearly, regardless of their functional dependence to different demands.” The acceptance of the hypothesis will imply that all Saimiri skeletal growth may be satisfactorily explained by independent variables in a single equation. The …

  • Growth of skeletal components in the young squirrel monkey (Saimiri sciureus boliviensis)

    Open Access•Héctor M Pucciarelli, María Cristina Muñe et al.•ARTICLE•American Journal of Physical…•2000

    A functional skeletal criterion, as an extension of the van der Klaauw's cranial theory, was adopted in the present study. The null hypothesis tested was: "The major skeletal components of the platyrrhine body grow linearly, regardless of their functional dependence to different demands." The acceptance of the hypothesis will imply that all Saimiri skeletal growth may be satisfactorily explained by independent variables in a single equation. The …

  • Craniometric variation and the settlement of the Americas

    Open Access•Rolando González‐josé, Silvia Lucrecia Dahinten et al.•ARTICLE•American Journal of Physical…•2001•Citada por: 34•Referências: 56

    New archaeological findings and the incorporation of new South American skull samples have raised fundamental questions for the classical theories of the Americas' settlement. The aim of this study was to estimate craniometric variability among several Asian and Native American populations in order to test goodness of fit of the data to different models of ancient population entries and dispersions into the New World. Our data set includes Howell…

  • Early peopling and evolutionary diversification in America

    Open Access•Héctor M Pucciarelli, Marina L Sardi et al.•ARTICLE•Quaternary International•2003

  • The Neolithic transition in Europe and North Africa. The functional craneology contribution

    M L Sardi, Fernando Ramírez Rozzi et al.•ARTICLE•Anthropologischer Anzeiger•2004•Citada por: 7

    The origin and mode of the process that led to food production in Europe and North Africa is a matter intensively discussed. It is not clear in the transition to the Neolithic in these regions if it results by a migration of peoples from the Near East, by changes in the behaviour of local populations, or by an interaction of both processes. Morphological changes in Europe and North Africa, from the Upper Palaeolithic to modern periods were assess…

  • South Amerindian craniofacial morphology

    Open Access•M L Sardi, Fernando Ramírez Rozzi et al.•ARTICLE•American Journal of Physical…•2005•Citada por: 16•Referências: 69

    The most compelling models concerning the peopling of the Americas consider that modern Amerindians share a common biological pattern, showing affinities with populations of the Asian Northeast. The aim of the present study was to assess the degree of variation of craniofacial morphology of South American Amerindians in a worldwide context. Forty‐three linear variables were analyzed on crania derived from American, Asian, Australo‐Melanesian, Eur…

  • Late Pleistocene/Holocene craniofacial morphology in Mesoamerican Paleoindians

    Open Access•Rolando González‐josé, W Neves et al.•ARTICLE•American Journal of Physical…•2005•Citada por: 19•Referências: 21

    Several studies on craniofacial morphology showed that most Paleoindians, who were the first settlers of the New World, clearly differ from modern Amerindians and East Asians, their supposed descendants and sister group, respectively. Here we present new evidence supporting this view from the Late Pleistocene/Early Holocene horizon from Mexico, as well as from the most complete set of dated Paleoindian remains. We analyzed the phenotypic resembla…

  • Functional‐cranial approach to the influence of economic strategy on skull morphology

    Open Access•Rolando González‐josé, Fernando V Ramirez‐rozzi et al.•ARTICLE•American Journal of Physical…•2005•Citada por: 25•Referências: 64

    Environmental factors are assumed to play an important role in the shaping of craniofacial morphology. Here we propose a statistical approach which can be of utility in estimating the magnitude and localization of a particular nongenetic factor upon the specific functional components of the skull. Our analysis is a combination of previous attempts of apportionment of variance and the application of craniofunctional theory. The effect of subsisten…

  • Cranial growth in normal and low-protein-fed Saimiri. An environmental heterochrony

    Open Access•Fernando V Ramirez‐rozzi, Fernando V Ramirez Rozzi et al.•ARTICLE•Journal of Human Evolution•2005•Citada por: 1•Referências: 65

  • East–West cranial differentiation in pre-Columbian human populations of South America

    Open Access•Héctor M Pucciarelli, W Neves et al.•ARTICLE•HOMO•2006

Biology (27 obras) · Forensic Anthropology and Bioarchaeology Studies (14 obras) · Geography (14 obras) · Pleistocene-Era Hominins and Archaeology (14 obras) · Anatomy (11 obras) · Anatomy (10 obras) · Craniofacial (10 obras) · Medicine (10 obras) · Skull (10 obras) · Zoology (10 obras)

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