Inbreeding effects on fetal growth in Beirut, Lebanon.

abstract：:The objective of this study is to present the characteristics of a collection of identified infants and young children housed in the Laboratory of Anthropology of the University of Granada, Spain. The sample, which is still being enlarged, is currently composed of 230 complete skeletons aged from 5 months of gestation...

journal_title：American journal of physical anthropology

authors： Alemán I,Irurita J,Valencia AR,Martínez A,López-Lázaro S,Viciano J,Botella MC

更新日期：2012-12-01 00:00:00

abstract：:Food sharing among nonkin-one of the most fascinating cooperative behaviors in humans-is not widespread in nonhuman primates. Over the past few years, a large body of work has investigated the contexts in which primates cooperate and share food with unrelated individuals. This work has successfully demonstrated that s...

journal_title：American journal of physical anthropology

authors： Dubuc C,Hughes KD,Cascio J,Santos LR

更新日期：2012-05-01 00:00:00

abstract：:Recent research shows that a bacterial life form, Erysipelothrix insidiosa, can produce rheumatoid arthritis in deer, swine, and dogs, and that a number of animals, including man, birds, and fish, may be infected by the organism. Examination of the archaeological record suggests that both cultural and biological varia...

journal_title：American journal of physical anthropology

authors： Hudson C,Butler R,Sikes D

更新日期：1975-07-01 00:00:00

abstract：:The recent discovery of unexpectedly ancient human remains has fuelled interest about the first dispersion of Homo outside Africa. The Dmanisi mandible is perhaps one of the most interesting findings, as it supposedly represents one of the oldest hominids outside of Africa. Recently, different interpretations have bee...

journal_title：American journal of physical anthropology

authors： Rosas A,Bermúdez de Castro JM

更新日期：1998-10-01 00:00:00

abstract：:Recent studies have demonstrated the potential application of computed tomography (CT) in research into bone density. Clinical studies of bone density using CT commonly employ a dipotassium phosphate phantom to calibrate measurements of mineral density. Designed for in vivo studies, the use of this phantom requires th...

journal_title：American journal of physical anthropology

authors： Chen X,Lam YM

更新日期：1997-08-01 00:00:00

abstract：:An approach, computational shape analysis (CSA), is presented here which utilizes a Fourier-wavelet representation to numerically describe shape features of biological forms. Two elements are involved: 1) elliptical Fourier functions (EFFs), to provide estimates of global aspects, and 2) continuous wavelet transforms ...

journal_title：American journal of physical anthropology

authors： Lestrel PE,Cesar RM Jr,Takahashi O,Kanazawa E

更新日期：2005-11-01 00:00:00

abstract：OBJECTIVES:One-male social systems are usually characterized by polygyny and reproductive exclusion by a single resident male. Sometimes, however, secondary males join these groups, and this may carry fitness costs and/or benefits to the resident male. In hamadryas baboons (Papio hamadryas hamadryas), which live in one...

journal_title：American journal of physical anthropology

authors： Chowdhury S,Pines M,Saunders J,Swedell L

更新日期：2015-11-01 00:00:00

abstract：:Within- and between-species variation in restriction endonuclease recognition sites was examined at the Y-linked RPS4Y locus of six hominoid species: human (Homo sapiens), gorilla (Gorilla gorilla), chimpanzee (Pan troglodytes), bonobo (Pan paniscus), orangutan (Pongo pygmaeus), and gibbon (Hylobates lar). RPS4Y is an...

journal_title：American journal of physical anthropology

authors： Samollow PB,Cherry LM,Witte SM,Rogers J

更新日期：1996-11-01 00:00:00

abstract：:Many studies involve comparison of measures of sexual dimorphism between two samples. This comparison is used to test a variety of hypotheses, such as changing environmental conditions. Methods for testing the significance of the difference between two populations tend to be complex, and/or require access to complete ...

journal_title：American journal of physical anthropology

authors： Relethford JH,Hodges DC

更新日期：1985-01-01 00:00:00

abstract：:Adult males in social groups often compete with other male group members for access to adult females. In some primate species, males also seek mating opportunities in neighboring social groups. Such extra-group fertilizations (EGFs) provide an additional source of variation in male fitness. This additional component o...

journal_title：American journal of physical anthropology

authors： Lawler RR

更新日期：2007-02-01 00:00:00

abstract：:Body weight and ten body segment measurements were collected from 367 wild-trapped vervet monkeys (Cercopithecus aethiops) in central and southern Kenya. The animals represent between 70 and 95% of the animals in each of 30 troops at four geographical locations separated by 80 to 380 km. The capture sites differed in ...

journal_title：American journal of physical anthropology

authors： Turner TR,Anapol F,Jolly CJ

更新日期：1997-05-01 00:00:00

abstract：OBJECTIVES:Maximum ingested food size (Vb ) is an empirically tested performance variable that can shed light on feeding energetics and adaptation in the masticatory system. Until now, this variable had been tested in strepsirrhines alone among primates. Here, we present the first data on Vb in a broad sample of anthro...

journal_title：American journal of physical anthropology

authors： Perry JM,Bastian ML,St Clair E,Hartstone-Rose A

更新日期：2015-09-01 00:00:00

abstract：:A histological aging study of femoral midshafts in a late Roman period sample from the Dakhleh Oasis, Egypt, showed discrete fluorochrome labelling. The fluorochrome is yellow-green in colour and fluoresces at a wavelength of 525 nm. The labelling occurs at the mineralization fronts and is so distinct that several his...

journal_title：American journal of physical anthropology

authors： Cook M,Molto E,Anderson C

更新日期：1989-10-01 00:00:00

abstract：OBJECTIVES:Early Byzantine (A.D. 330-842) monastic rules stipulated that entrants relinquished familial connections, personal belongings and secular relationships to become part of the ascetic collective that continued in death, resulting in bioarchaeological marginalization, as was the case of the monastics excavated ...

journal_title：American journal of physical anthropology

authors： Judd MA

更新日期：2020-05-01 00:00:00

abstract：:As a part of a research project on molecular variation in Central Africa, we have analyzed 10 microsatellites (CD4, CSFO, D3S1358, D18S51, D21S11, F13A1, FES, TH01, TPOX, and VWA) in the Bamileke and Ewondo from Cameroon and the Sanga and Mbenzele Pygmies from the Central African Republic (a total of 390 chromosomes)....

journal_title：American journal of physical anthropology

authors： Destro-Bisol G,Boschi I,Caglià A,Tofanelli S,Pascali V,Paoli G,Spedini G

更新日期：2000-07-01 00:00:00

abstract：:Several related demographic trends are occurring in developing countries: youth comprise a large portion of populations, fertility rates are declining, and urban dwellers are increasing. As fertility rates decline and populations age, the decline in the ratio of young dependents to working age adults is expected to fr...

journal_title：American journal of physical anthropology

authors： Hadley C,Belachew T,Lindstrom D,Tessema F

更新日期：2011-04-01 00:00:00

abstract：:New insights may be gleaned by taking an ontogenetic approach to investigations of adult dimorphism. Previous work in this area relied on traditional, caliper-based, morphometric methods, and produced conflicting results. This study uses a three-dimensional (3-D) approach for both local and global form comparisons of ...

journal_title：American journal of physical anthropology

authors： Hens SM

更新日期：2003-05-01 00:00:00

abstract：:This paper presents a comprehensive empirical analysis of the factors affecting growth and psychological development of over 100 infants from birth to age 6 months in the Embu region of Kenya. The analysis was divided into four parts. First, infants' birth weight, and length and head circumference as measured few days...

journal_title：American journal of physical anthropology

authors： Bhargava A

更新日期：2000-01-01 00:00:00

abstract：:Understanding the mechanical features of cortical bone and their changes with growth and adaptation to function plays an important role in our ability to interpret the morphology and evolution of craniofacial skeletons. We assessed the elastic properties of cortical bone of juvenile and adult baboon mandibles using ul...

journal_title：American journal of physical anthropology

authors： Wang Q,Ashley DW,Dechow PC

更新日期：2010-04-01 00:00:00

abstract：OBJECTIVES:This research theoretically models and empirically records symphyseal surface strain during in vitro human mandibular wishboning (lateral transverse bending) in order to test one aspect of the hypothesis that the chin is an adaptive response to masticatory stresses. From a perspective of optimality, three qu...

journal_title：American journal of physical anthropology

authors： Pampush JD,Daegling DJ

更新日期：2016-02-01 00:00:00

abstract：:This set of cross-sectional and longitudinal data from children and young adults in certain Bougainville and Solomon Islands populations undergoing rapid modernization during the period 1966-1986 reveals very different responses to essentially the same stimuli-the introduction and widespread availability of western di...

journal_title：American journal of physical anthropology

authors： Weitz CA,Friedlaender FR,Van Horn A,Friedlaender JS

更新日期：2012-11-01 00:00:00

abstract：:In comparing long-bone cross-sectional geometric properties between individuals, percentages of bone length are often used to identify equivalent locations along the diaphysis. In fragmentary specimens where bone lengths cannot be measured, however, these locations must be estimated more indirectly. In this study, we ...

journal_title：American journal of physical anthropology

authors： Sládek V,Berner M,Galeta P,Friedl L,Kudrnová S

更新日期：2010-02-01 00:00:00

abstract：:The existence of an apomorphic reciprocal chromosomal translocation in the gorilla lineage has been asserted or denied by various cytogeneticists. We employed a new molecular cytogenetic strategy (chromosomal in situ suppression hybridization) combined with high-resolution banding, replication sequence analysis, and f...

journal_title：American journal of physical anthropology

authors： Stanyon R,Wienberg J,Romagno D,Bigoni F,Jauch A,Cremer T

更新日期：1992-06-01 00:00:00

abstract：:Human population movements in North Africa have been mostly restricted to an east-west direction due to the geographical barriers imposed by the Sahara Desert and the Mediterranean Sea. Although these barriers have not completely impeded human migrations, genetic studies have shown that an east-west genetic gradient e...

journal_title：American journal of physical anthropology

authors： Fadhlaoui-Zid K,Rodríguez-Botigué L,Naoui N,Benammar-Elgaaied A,Calafell F,Comas D

更新日期：2011-05-01 00:00:00

abstract：OBJECTIVES:Neandertal femora are particularly known for having a marked sagittal femoral curvature. This study examined femoral curvature in Neandertals in comparison to a modern human population from Belgium by the use of three-dimensional (3D) quadric surfaces modeled from the bone surface. 3D models provide detailed...

journal_title：American journal of physical anthropology

authors： Chapman T,Sholukha V,Semal P,Louryan S,Van Sint Jan S

更新日期：2018-01-01 00:00:00

abstract：:As shown in 91 embryos and fetuses in the 41-235 mm crownrump length, brachymesophalangia-5 may be identified in prenatal time. Although the ratios involving different combinations of length of mid-5 relative to other segments yield different frequencies of BMP-5, the short middle segment of the little finger is alrea...

journal_title：American journal of physical anthropology

authors： Garn SM,Babler WJ,Burdi AR

更新日期：1976-05-01 00:00:00

abstract：:The height records of 48,589 conscripts born in Jujuy between 1870 and 1960 were examined in order to study the variation in adult male height (AMH) in terms of geographical altitude and surnames. Data were clustered by origin of surnames (divided into native and foreign names), decades, and according to the four Juje...

journal_title：American journal of physical anthropology

authors： Bejarano IF,Dipierri JE,Andrade A,Alfaro EL

更新日期：2009-02-01 00:00:00

abstract：:How do arm-swinging apes locomote effectively over a variety of speeds? One way to reduce the metabolic energy cost of locomotion is to transfer energy between reversible mechanical modes. In terrestrial animals, at least two transfer mechanisms have been identified: 1) a pendulum-like mechanism for walking, with exch...

journal_title：American journal of physical anthropology

authors： Bertram JE,Chang YH

更新日期：2001-08-01 00:00:00

abstract：OBJECTIVES:In recent years, several studies have shown that populations from cold, high-latitude regions tend to have relatively shorter limbs than populations from tropical regions, with most of the difference due to the relative length of the zeugopods (i.e., radius, ulna, tibia, fibula). This pattern has been explai...

journal_title：American journal of physical anthropology

authors： Betti L,Lycett SJ,von Cramon-Taubadel N,Pearson OM

更新日期：2015-09-01 00:00:00

abstract：:The use of teeth as tools provides clues to past subsistence patterns and cultural practices. Five Holocene period hunter-fisher-gatherer mortuary sites from the south-western region of Lake Baikal, Siberia, Russian Federation, are observed for activity-induced dental modification (AIDM) to further characterize their ...

journal_title：American journal of physical anthropology

authors： Waters-Rist A,Bazaliiskii VI,Weber A,Goriunova OI,Katzenberg MA

更新日期：2010-10-01 00:00:00