657del5 mutation of the Nijmegen breakage syndrome gene (NBS1) in the Turkish population.

abstract：:Given the same reproductive span, more children with shorter interbirth intervals and less parental attention per child should not do as well. There should be intermediate optima in family sizes, but only two studies have demonstrated optima. The goal here is to determine whether the relationship between fitness and f...

journal_title：Human biology

authors： Stevenson JC,Everson PM,Grimes M

更新日期：2004-10-01 00:00:00

abstract：:Isoelectric focusing was used to investigate the genetic variants of the human plasma orosomucoid ORM1 and ORM2 gene loci in samples of Egyptians, Sudanese, and Qataris. The study populations were classified into 28 ORM phenotypes determined by 10 ORM1 and 9 ORM2 alleles that included 2 new alleles, designated ORM1*B1...

journal_title：Human biology

authors： Sebetan IM,Oshida S,Yuasa I,Tie J

更新日期：1997-02-01 00:00:00

abstract：:Recent research has questioned whether the European Black Death of 1347-1351 could possibly have been caused by the bubonic plague bacillus Yersinia pestis, as has been assumed for over a century. Central to the arguments both for and against involvement of Y. pestis has been a comparison of the temporal dynamics obse...

journal_title：Human biology

authors： Wood JW,Ferrell RJ,Dewitte-Aviña SN

更新日期：2003-08-01 00:00:00

abstract：:Two microsatellites (CD4 and F13A1) were investigated in seven Brazilian populations: one group each of European- and African-derived subjects from Porto Alegre, southern Brazil, and five Amerindian tribes (three Tupi-Mondé speaking [Gavião, Surui, and Zoró], one Macro-Gê [Xavante], and one Carib [Wai-Wai]). For both ...

journal_title：Human biology

authors： Bogdawa HM,Hutz MH,Salzano FM,Weimer TA

更新日期：2000-12-01 00:00:00

abstract：:Several epidemiological studies have established that elevated serum lipoprotein (a) [Lp(a)] levels are independent risk factors for coronary heart disease, stroke, and restenosis of coronary lesions in white and Asian populations. Serum Lp(a) levels vary over a 1000-fold range among individuals and are under strict g...

journal_title：Human biology

authors： Ali S,Bunker CH,Aston CE,Ukoli FA,Kamboh MI

更新日期：1998-06-01 00:00:00

abstract：:The two polymorphic alleles of esterase D (ESD), ESD*5 and ESD*7, are specific to Europeans and Asians, respectively. In this study the molecular basis was characterized: ESD*5, arising from ESD*1, has a G to A transition, resulting in Gly257(GGT) --> Asp(GAT); and ESD*7, originating from ESD*2, has an A to G transiti...

journal_title：Human biology

authors： Yuasa I,Umetsu K,Tsuchida S,Irizawa Y,Henke L,Henke J

更新日期：2004-06-01 00:00:00

abstract：:Eight STR systems (THO1, FABP, VWA, FES/FPS, HPRTB, F13A1, CSF1PO, and D6S366) were investigated in different ethnic groups of Argentina. Allele and genotype frequencies, power of exclusion, and discriminative power were investigated. Hardy-Weinberg expectations were calculated from heterozygosity levels. FST and G te...

journal_title：Human biology

authors： Sala A,Penacino G,Corach D

更新日期：1998-10-01 00:00:00

abstract：:GM and KM immunoglobulin (Ig) allotypes were tested in 118 autochthonous Basques from northern Navarre. The results are compared to those obtained for the same genetic markers in 6 other Basque subpopulations, 3 from Spain (Guipúzcoa, Vizcaya, and Alava) and 3 from France: Macaye, Saint-Jean Pied de Port, and Mauleon....

journal_title：Human biology

authors： Calderón R,Perez-Miranda A,Peña JA,Vidales C,Aresti U,Dugoujon JM

更新日期：2000-08-01 00:00:00

abstract：:Previous attempts to classify South American Indian tribes according to genetic characteristics have failed to yield a hierarchical system of relationships. This can be explained by the facts that (1) tribal populations did not evolve through sequential fissions but through frequent fusions of groups with diverse hist...

journal_title：Human biology

authors： Black FL

更新日期：1991-12-01 00:00:00

abstract：:This article examines the utility of the ischium-pubic index (IPI), a sexing technique that compares the lengths of pubis and ischium. The ratio was adapted by Washburn from a primate index devised by Schultz and was tested by Washburn on documented remains from the Hamann-Todd Human Osteological Collection. The IPI i...

journal_title：Human biology

authors： Drew R

更新日期：2013-08-01 00:00:00

abstract：:Colon cancer is known to be heritable in humans, but the opportunity to investigate the genetic epidemiology of cancer in nonhuman primates has been limited by the size of available populations. The cotton-top tamarin (Saguinus oedipus) colony at the Oak Ridge Associated Universities (ORAU) Marmoset Research Center is...

journal_title：Human biology

authors： Cheverud JM,Tardif S,Henke MA,Clapp NK

更新日期：1993-12-01 00:00:00

abstract：:We examine mortality and fertility patterns of aboriginal (primarily Evenki and Keto) and Russian (i.e., nonaboriginal) populations from the Baykit District of Central Siberia for the period 1982-1994. Mortality rates in the aboriginal population of Baykit are substantially greater than those observed in the Russians ...

journal_title：Human biology

authors： Leonard WR,Keenleyside A,Ivakine E

更新日期：1997-06-01 00:00:00

abstract：:Models that examine genetic differences between populations alongside a genotype-phenotype map can provide insight about phenotypic variation among groups. We generalize a simple model of a completely heritable, additive, selectively neutral quantitative trait to examine the relationship between single-locus genetic d...

journal_title：Human biology

authors： Edge MD,Rosenberg NA

更新日期：2015-10-01 00:00:00

abstract：:We studied 3925 individuals in 961 families to determine the mode of inheritance of overweight. As an index of overweight, we examined body mass index. Our analyses indicate that the most likely genetic model for susceptibility to overweight included moderate polygenic inheritance (34% of variance resulting from many ...

journal_title：Human biology

authors： Price RA,Ness R,Laskarzewski P

更新日期：1990-12-01 00:00:00

abstract：:The primary purpose of this research is to collate, compare, and discuss the presently available data for head and face dimensions among Korean and Japanese ethnic groups. Classification of Korean male and female head and face types is simpler than classification of Japanese subjects. Male groups have more statistical...

journal_title：Human biology

authors： Lee HJ,Park SJ

更新日期：2008-06-01 00:00:00

abstract：:90 nulliparous white female college students, selected from 2 undergraduate introductory courses at Kansas University, participated in a cross-sectional study designed to compare the fat distribution of oral contraceptive (OC) users to that of nonusers matched for height and weight. The subjects ranged in age from 18...

journal_title：Human biology

authors： Litchfield RE,Grunewald KK

更新日期：1988-10-01 00:00:00

abstract：:The main goal of the present study is to elucidate the extent to which primary characteristics of bone aging are determined by major gene effects. We report the results of a complex segregation analysis of bone mineral density (BMD) and osseographic score (OS) carried out on an array of pedigrees from rural Turkmenia....

journal_title：Human biology

authors： Livshits G,Pavlovsky O,Kobyliansky E

更新日期：1996-08-01 00:00:00

abstract：:The blood glucose levels of pregnant women with insulin-dependent diabetes mellitus and the blood glucose levels of newborns during the first few hours of life show an association with maternal Rh genotype. Distortions of joint maternal-fetal Rh phenotype distribution have also been observed. Because a cluster of gene...

journal_title：Human biology

authors： Gloria-Bottini F,Gerlini G,Amante A,Pascone R,Bottini E

更新日期：1992-02-01 00:00:00

abstract：:Genetic diversity among ethnic groups is studied by comparing the genetic fingerprint of the examined groups. This index is constructed by aggregating the differential frequencies of various marker characteristics. Recent advances in the study of human biological rhythms may provide new indexes that will complement th...

journal_title：Human biology

authors： Ticher A,Zoossmann-Diskin A,Haus E,Sackett-Lundeen L,Ashkenazi IE

更新日期：1995-10-01 00:00:00

abstract：:The genetic surveys of the population of Britain conducted by Weale et al. and Capelli et al. produced estimates of the Germani immigration into Britain during the early Anglo-Saxon period, c.430-c.730. These estimates are considerably higher than the estimates of archaeologists. A possible explanation suggests that a...

journal_title：Human biology

authors： Pattison JE

更新日期：2011-12-01 00:00:00

abstract：:Recent studies have expanded and refined the founding haplogroups of the Americas using whole mitochondrial (mtDNA) genome analysis. In addition to pan-American lineages, specific variants have been identified in a number of studies that show higher frequencies in restricted geographical areas. To further characterize...

journal_title：Human biology

authors： Lee EJ,Merriwether DA

更新日期：2015-01-01 00:00:00

abstract：:The physiological role of human paraoxonase (PON), a serum enzyme that hydrolyzes organophosphate insecticides and nerve agents, is not clear. Of the three genes in the paraoxonase gene family, PON1 shows a polymorphism, Gln 192 --> Arg, governed by two common alleles named *Q and *R. These determine two different iso...

journal_title：Human biology

authors： Scacchi R,Corbo RM,Rickards O,De Stefano GF

更新日期：2003-06-01 00:00:00

abstract：:The method of isonymy, developed by Crow and Mange for estimating inbreeding from surname frequencies, requires an assumption that has not been appreciated: It is necessary to assume that all males in some ancestral generation, the founding stock, had unique surnames. Because this assumption is seldom justified in rea...

journal_title：Human biology

authors： Rogers AR

更新日期：1991-10-01 00:00:00

abstract：:A mismatch distribution is a tabulation of the number of pairwise differences among all DNA sequences in a sample. In a population that has been stationary for a long time these distributions from nonrecombinant DNA sequences become ragged and erratic, whereas a population that has been growing generates mismatch dist...

journal_title：Human biology

authors： Harpending HC

更新日期：1994-08-01 00:00:00

abstract：:The use of ancient DNA techniques in human studies has been hampered by problems of contamination with modern human DNA. The main problem has been that the object of study belongs to the same species as the observer, and the complete elimination of the contamination risk is seemingly unlikely. Contamination has even b...

journal_title：Human biology

authors： Montiel R,Malgosa A,Francalacci P

更新日期：2001-10-01 00:00:00

abstract：:The theoretical literature on human population dispersal processes at the large time and space scale is reviewed, including references to and discussions of relevant empirical data. The basic Fisher-KPP reaction-diffusion system is summarized for the single population situation, and developments relating to the Allee ...

journal_title：Human biology

authors： Steele J

更新日期：2009-04-01 00:00:00

abstract：:We investigated differential sex-biased parental investment in relation to social status in 59 Kavango males from Rundu, the administrative and commercial center of the Kavango district in northern Namibia, and in 78 Kavango males from the rural areas around Rundu. Twenty-three body dimensions were used as indicators ...

journal_title：Human biology

authors： Kirchengast S,Winkler EM

更新日期：1995-04-01 00:00:00

abstract：:The Norse and Celtic contributions to the founding population of Iceland have been estimated previously on a pan-Icelandic basis using gene frequency data for the entire island. Accounts of the settlement of Iceland, however, suggest that different regions received different proportions of Norse and Celtic settlers, i...

journal_title：Human biology

authors： Williams JT

更新日期：1993-04-01 00:00:00

abstract：:The aim of this study is to individualize potential differences between two cranial regions used to differentiate human populations. We compared the neurocranium and the facial skeleton using skulls from the Great Hungarian Plain. The skulls date to the 1st-11th centuries, a long space of time that encompasses seven a...

journal_title：Human biology

authors： Holló G,Szathmáry L,Marcsik A,Barta Z

更新日期：2010-02-01 00:00:00

abstract：:CYP2A6 is a polymorphic enzyme, and CYP2A6 genotype has been shown to be associated with smoking habits and lung cancer. We investigated CYP2A6 polymorphism in Japanese from four different geographic areas of Japan and in the Ovambo and Turk populations. Using two polymerase chain reaction restriction fragment length ...

journal_title：Human biology

authors： Takeshita H,Hieda Y,Fujihara J,Xue Y,Nakagami N,Takayama K,Imamura S,Kataoka K

更新日期：2006-04-01 00:00:00