Microsatellite variation in Central Africa: an analysis of intrapopulational and interpopulational genetic diversity.

abstract：:The numbers of precoccygeal vertebrae (PCV) are compared in Southern African Negroes, Bushman (San) and American Negroes. The S.A. Negro and San males have an exceptionally high frequency of an increased total PCV number whilst the frequencies are significantly lower in a combined Caucasoid sample and the Mongoloid sa...

journal_title：American journal of physical anthropology

authors： de Beer Kaufman P

更新日期：1977-11-01 00:00:00

abstract：:Stature and the pattern of body proportions were investigated in a series of six time-successive Egyptian populations in order to investigate the biological effects on human growth of the development and intensification of agriculture, and the formation of state-level social organization. Univariate analyses of varian...

journal_title：American journal of physical anthropology

authors： Zakrzewski SR

更新日期：2003-07-01 00:00:00

abstract：:The purpose of this brief communication is to report the results of an analysis of maxillary premolar accessory ridges (MxPAR), a common but understudied accessory ridge that may occur both mesial and distal to the central ridge of the buccal cusp of upper premolars. We developed a new five-grade scoring plaque to bet...

journal_title：American journal of physical anthropology

authors： Burnett SE,Hawkey DE,Turner CG 2nd

更新日期：2010-02-01 00:00:00

abstract：:The Byzantine Empire managed a complex administrative network that controlled the mining and processing of natural resources from within its boundaries. Scholars relying upon archeological and textual evidence debate the level of imperial involvement in these ventures, particularly in the provinces. Ancient sources no...

journal_title：American journal of physical anthropology

authors： Perry MA,Coleman DS,Dettman DL,al-Shiyab AH

更新日期：2009-11-01 00:00:00

abstract：:The history of discovery and interpretation of primate footprints at the site of Laetoli in northern Tanzania is reviewed. An analysis of the geological context of these tracks is provided. The hominid tracks in Tuff 7 at Site G in the Garusi River Valley demonstrate bipedality at a mid-Pliocene datum. Comparison of t...

journal_title：American journal of physical anthropology

authors： White TD,Suwa G

更新日期：1987-04-01 00:00:00

abstract：:A virtually complete skeleton recovered from excavations in a Late Upper Paleolithic context by Cardini between 1940 and 1942 at the Arene Candide cave (NW Italy) lacks the normal development of the left and right lesser trochanters. The specimen is a short-statured male about 25 years old and shows no other especiall...

journal_title：American journal of physical anthropology

authors： Formicola V,Frayer DW,Heller JA

更新日期：1990-12-01 00:00:00

abstract：:A controlled study of the relationship of two standard clinical indicators of osteoarthritis and porosity failed to demonstrate a relationship. Porosity appears to be a curiosity that has no clinical correlation and is not a sign of an identifiable rheumatologic disorder. It should be deleted as an identifier for oste...

journal_title：American journal of physical anthropology

authors： Rothschild BM

更新日期：1997-12-01 00:00:00

abstract：:The anatomical effects of artificial cranial deformation on the face and the base have been subject to various metric approaches, including standard linear as well as finite element techniques, and have produced controversial results (Antón [1989] Am. J. Phys. Anthropol. 79:253-267; Kohn et al. [1993] Am. J. Phys. Ant...

journal_title：American journal of physical anthropology

authors： Friess M,Baylac M

更新日期：2003-09-01 00:00:00

abstract：OBJECTIVES:We present a new distance-based exponential regression approach based on published histological data to refine the objectivity, accuracy, and precision of age estimates of LEH defect formation on the anterior dentition. METHODS:Published histological data of anterior tooth crown growth for two samples (nort...

journal_title：American journal of physical anthropology

authors： Cares Henriquez A,Oxenham MF

更新日期：2019-03-01 00:00:00

abstract：:The ∼37 million-year-old Birket Qarun Locality 2 (BQ-2), in the Birket Qarun Formation of Egypt's Fayum Depression, yields evidence for a diverse primate fauna, including the earliest known lorisiforms, parapithecoid anthropoids, and Afradapis longicristatus, a large folivorous adapiform. Phylogenetic analysis has pla...

journal_title：American journal of physical anthropology

authors： Boyer DM,Seiffert ER,Simons EL

更新日期：2010-11-01 00:00:00

abstract：:The skull is distinguished from other parts of the skeleton by its composite construction. The sutures between bony elements provide for interstitial growth of the cranium, but at the same time they alter the transmission of stress and strain through the skull. Strain gages were bonded to the frontal and parietal bone...

journal_title：American journal of physical anthropology

authors： Herring SW,Teng S

更新日期：2000-08-01 00:00:00

abstract：:Nine human mandibular first premolars were examined to assess variation in external morphology and enamel structural organization within a tooth type. The relationship of enamel ultrastructure to gross dental morphology was also studied. The teeth were cut in the mesiodistal direction just lingual to the buccal cusp, ...

journal_title：American journal of physical anthropology

authors： Stern D,Skobe Z

更新日期：1985-10-01 00:00:00

abstract：:Historical and anthropological data suggest that skeletons excavated from an 11th to 15th century mass grave in Bondy, France, may be those of victims of the Great Plague. Using high-throughput real-time PCR investigation of the dental pulp collected from 14 teeth from five such skeletons, we detected Bartonella quint...

journal_title：American journal of physical anthropology

authors： Tran TN,Forestier CL,Drancourt M,Raoult D,Aboudharam G

更新日期：2011-07-01 00:00:00

abstract：:We have used two modern computerized handheld reflectometers, the Photovolt ColorWalk colorimeter (a tristimulus colorimeter; Photovolt, UMM Electronics, Indianapolis, IN) and the DermaSpectrometer (a specialized narrow-band reflectometer; Cortex Technology, Hadsund, Denmark), to compare two methods for the objective ...

journal_title：American journal of physical anthropology

authors： Shriver MD,Parra EJ

更新日期：2000-05-01 00:00:00

abstract：:A radiographic technique for processing a large number of human crania was developed to aid in the diagnosis of porotic hyperostosis in a large skeletal population. These images are made directly onto photographic paper, thereby reducing costs and increasing the rate of processing. The technique is especially well sui...

journal_title：American journal of physical anthropology

authors： Fairgrieve SI,Bashford J

更新日期：1988-09-01 00:00:00

abstract：:In this paper we develop a model that examines fertility and childhood mortality patterns and their relationship to environmental variables. Interactions among environmental variables can account for different fertility patterns and different mixes of these variables can produce similar patterns of fertility. Our mode...

journal_title：American journal of physical anthropology

authors： Pennington R,Harpending H

更新日期：1988-11-01 00:00:00

abstract：:Height and weight were compared across five birth decades (1850-1899) among 1,121 Harvard athletes who were lettermen in various sports. There were considerable differences in the magnitude of the secular trend among the sport categories (crew, baseball, football, track, ice hockey, and two or more sports). Comparing ...

journal_title：American journal of physical anthropology

authors： Polednak AP

更新日期：1975-05-01 00:00:00

abstract：:A number of living primates feed part-year on seemingly hard food objects as a fallback. We ask here how hardness can be quantified and how this can help understand primate feeding ecology. We report a simple indentation methodology for quantifying hardness, elastic modulus, and toughness in the sense that materials s...

journal_title：American journal of physical anthropology

authors： Lucas PW,Constantino PJ,Chalk J,Ziscovici C,Wright BW,Fragaszy DM,Hill DA,Lee JJ,Chai H,Darvell BW,Lee PK,Yuen TD

更新日期：2009-12-01 00:00:00

abstract：:The appearance of the secondary centers of ossification was investigated in hand and foot radiographs of 112 fetal and neonatal Macaca nemestrina and a maturational index calculated using a scoring system that differentiated between the initial and later stages of ossification. Cumulative incremental curves of skeleta...

journal_title：American journal of physical anthropology

authors： Newell-Morris L,Tarrant LH

更新日期：1978-05-01 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：:Fourteen morphologic crown traits were observed in a sample of 1528 Pima Indians of south-central Arizona. Pima dentitions are characterized by high frequencies of shoveling, incisor winging, the hypocone, the lower canine distal accessory ridge, cusp 6, and the protostylid. They exhibit low frequencies of the metacon...

journal_title：American journal of physical anthropology

authors： Scott GR,Potter RH,Noss JF,Dahlberg AA,Dahlberg T

更新日期：1983-05-01 00:00:00

abstract：:Results concerning HLA types and 22 other blood genetic systems are reported for the Parakanã Indians of northern Brazil, a tribe that is notable for the light color and pilosity of some of its members. No clear evidence of Caucasoid admixture was found, but the Parakanã show unusual frequencies in the EsD1, PGM1(1) G...

journal_title：American journal of physical anthropology

authors： Black FL,Salzano FM,Layrisse Z,Franco MH,Harris NS,Weimer TA

更新日期：1980-01-01 00:00:00

abstract：OBJECTIVES:The present study aimed at investigating the timing of birth across the day in a rural population of indigenous and nonindigenous women in the province of Formosa, Argentina in order to explore the variation in patterns in a non-Western setting. MATERIALS AND METHODS:This study utilized birth record data tr...

journal_title：American journal of physical anthropology

authors： Chaney C,Goetz LG,Valeggia C

更新日期：2018-08-01 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

abstract：:Movements of forelimb joints and segments during walking in the brown lemur (Eulemur fulvus) were analyzed using cineradiography (150 frames/sec). Metric gait parameters, forelimb kinematics, and intralimb coordination are described. Calculation of contribution of segment displacements to stance propulsion shows that ...

journal_title：American journal of physical anthropology

authors： Schmidt M,Fischer MS

更新日期：2000-02-01 00:00:00

abstract：:Dental attrition scores from two distinct Australian Aboriginal populations were compared by principal axis analysis. The first group was composed of members of the Narrinyeri group who occupied the river basin and mouth of the River Murray. The second group consisted of members of the Kaurna tribe who occupied the co...

journal_title：American journal of physical anthropology

authors： Richards LC

更新日期：1984-09-01 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:It is a big challenge to diagnose the motives behind trepanations in prehistoric crania. Surgical-therapeutic attempts may be apparent by the presence of fractures, however, ritual or nonmedical motives are rarely supported by visible evidence in the bones. This article presents data on the trepanations of s...

journal_title：American journal of physical anthropology

authors： Gresky J,Batieva E,Kitova A,Kalmykov A,Belinskiy A,Reinhold S,Berezina N

更新日期：2016-08-01 00:00:00

abstract：:The production of structured and repetitive sounds by striking objects is a behavior found not only in humans, but also in a variety of animal species, including chimpanzees (Pan troglodytes). In this study we examined individual and social factors that may influence the frequency with which individuals engage in drum...

journal_title：American journal of physical anthropology

authors： Babiszewska M,Schel AM,Wilke C,Slocombe KE

更新日期：2015-01-01 00:00:00

abstract：:Recent molecular and morphological surveys suggest that mangabeys do not represent a monophyletic group. Specifically, Cercocebus is the sister taxon of Mandrillus, whereas Lophocebus forms an unresolved trichotomy with Papio and Theropithecus. The Cercocebus-Mandrillus clade is characterized by skeletal and dental ad...

journal_title：American journal of physical anthropology

authors： Daegling DJ,McGraw WS

更新日期：2007-09-01 00:00:00