Frequency of the 35delG mutation in the GJB2 gene in samples of European, Asian, and African Brazilians.

abstract：:We studied the sex ratio (M/F) in representative populations of the main human ethnic groups, namely, US whites, US blacks, and Japanese. The data cover a period of over 50 years. For intra-ethnic comparison, we included analogous data on Italians. The populations studied show heterogeneous patterns: the US white and ...

journal_title：Human biology

authors： Ulizzi L,Zonta LA

更新日期：1994-12-01 00:00:00

abstract：:In one of the truly classic works in anthropological genetics, Frank Livingstone established the interrelationships between agriculture, mosquito ecology, malaria, and, consequently, the frequencies of sickle cell hemoglobin in West Africa. A major inference from Livingstone's study was the recency of malaria as a sel...

journal_title：Human biology

authors： Fix AG

更新日期：2003-08-01 00:00:00

abstract：:We used 15 short tandem repeat (STR) loci (D8S1179, D21S11, D7S820, CSF1PO, D3S1358, TH01, D13S317, D16S539, D2S1338, D19S433, VWA, TPOX, D18S51, D5S818, and FGA) to genetically characterize 361 individuals from 11 indigenous populations (Amuzgo, Chinanteco, Chontal, Huave, Mazateco, Mixe, Mixteco, Triqui, Zapoteco de...

journal_title：Human biology

authors： Quinto-Cortés CD,Arriola LA,García-Hughes G,García-López R,Molina DP,Flores M,Palacios R,Piñero D

更新日期：2010-08-01 00:00:00

abstract：:The Comorian population is historically considered a blend of influences from African Bantus, Arabs, and possibly Austronesians. In this study we present the first genetic data on the current Comorian population. Serologic analysis of the six major blood group systems (ABO, RH, KEL, FY, JK, and MNS) was performed on 1...

journal_title：Human biology

authors： Chiaroni J,Touinssi M,Frassati C,Degioanni A,Gibert M,Reviron D,Mercier P,Boëtsch G

更新日期：2004-08-01 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 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：:Preston's two-census method of demographic estimation is applied to three pairs of reconstructed censuses from the records of a migrating Mennonite church congregation covering the period 1780-1890. The three pairs of censuses correspond to three periods (1780-1790, 1850-1860, and 1880-1890) and to stays in three sett...

journal_title：Human biology

authors： Everson PM,Stevenson JC,Rogers L

更新日期：1995-02-01 00:00:00

abstract：:I describe the developmental, metric, morphologic, and pathologic features of deciduous dentition in a terminal Late Archaic (c. 3000 B.P.) Native American population in Ohio. Development of deciduous dentition in this Late Archaic population is stable with little sequence variation. The pattern of development (ldc, l...

journal_title：Human biology

authors： Sciulli PW

更新日期：1990-04-01 00:00:00

abstract：:Hematocrit values are normally higher in natives living at high altitude than in natives living at sea level. Here, we have determined the hematocrit levels in relation to adrenal androgens in children living at altitudes of 150 m and 3400 m above sea level. The data demonstrate no association between serum adrenal an...

journal_title：Human biology

authors： Góñez C,Donayre M,Villena A,Gonzales GF

更新日期：1993-02-01 00:00:00

abstract：:A tribal aboriginal community, the Mowanjum, from the Kimberley region in Western Australia has been screened to determine the extent of genetic variation in the products of genes coding for apolipoproteins, which are intimately involved in lipid metabolism. Of the seven systems tested, APOE and APOH revealed common s...

journal_title：Human biology

authors： Kamboh MI,Serjeantson SW,Ferrell RE

更新日期：1991-04-01 00:00:00

abstract：:A reanalysis of the family growth study of Pearson and Lee (1903) leads to an explanation of the inheritance of height other than the one that has been offered until now. By acknowledging that the father may be incorrectly identified, this new analysis provides a more relevant explanation of the data: it fits parallel...

journal_title：Human biology

authors： Clemons T

更新日期：2000-06-01 00:00:00

abstract：:We describe a large genealogy data base, which can be searched by computer, of 295,095 Amish and Mennonite individuals. The data base was constructed by merging our existing Anabaptist Genealogy Database 2.0 containing approximately 85,000 individuals with a genealogy file containing approximately 242,000 individuals,...

journal_title：Human biology

authors： Agarwala R,Schäffer AA,Tomlin JF

更新日期：2001-08-01 00:00:00

abstract：:Although anthropometric information on South American Indian populations has been collected for many years, remarkably little is known about age-related changes in their body size in adulthood. The lack of baseline information on the normal pattern of aging among Amerindian adults hinders investigations into the healt...

journal_title：Human biology

authors： Dangour AD

更新日期：2003-04-01 00:00:00

abstract：:Polymorphisms in the interleukin-6 promoter region have been associated with diseases. In this study we investigated the -634G/C and -174G/C IL-6 promoter polymorphisms in three Brazilian ethnic groups. We verified that the allele frequencies of the two polymorphisms and haplotype frequencies varied significantly betw...

journal_title：Human biology

authors： Gadelha SR,Alcantara LC,Costa GC,Rios DL,Galvão-Castro B

更新日期：2005-08-01 00:00:00

abstract：:There has been a lack of agreement on the variation in and the correlates of menstrual cycle length in the literature. A total of 2566 women from rural and urban areas in one district of Tamil Nadu in southern India were studied prospectively to identify correlates of menstrual cycle length. Rural women had higher odd...

journal_title：Human biology

authors： Jeyaseelan L,Rao PS

更新日期：1993-08-01 00:00:00

abstract：:"Pygmy populations" are recognized in several places over the world, especially in Western Africa and in Southeast Asia (Philippine "negritos," for instance). Broadly defined as "small-bodied Homo sapiens" (compared with neighboring populations), their origins and the nature of the processes involved in the maintenanc...

journal_title：Human biology

authors： Détroit F,Corny J,Dizon EZ,Mijares AS

更新日期：2013-02-01 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：:Cross-cultural studies of sex-specific mortality indicate that, whereas males experience their greatest mortality in industrialized societies, females experience their greatest mortality in populations with low life expectancy. The higher mortality of females in low-life-expectancy communities has been interpreted as ...

journal_title：Human biology

authors： Madrigal L

更新日期：1992-04-01 00:00:00

abstract：:Osteometric measurements of the femur are consistently used to estimate stature, sex, and race in constructing demographic profiles. The presence of positive or negative changes in the size of the maximum vertical diameter of the femoral head could potentially affect the validity of such profiles. Additionally, change...

journal_title：Human biology

authors： Cridlin S

更新日期：2016-01-01 00:00:00

abstract：:We have investigated the clinical, hematological, and molecular genetic characteristics of sickle cell anemia patients from 6 populations of Andhra Pradesh, South India. Of 72 sickle cell chromosomes (HBB*S) 60 belong to characteristic Arab-Indian haplotypes, 6 to variant Arab-Indian haplotypes, 1 to a Bantu haplotype...

journal_title：Human biology

authors： Niranjan Y,Chandak GR,Veerraju P,Singh L

更新日期：1999-06-01 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：:A major goal in anthropological genetics is the assessment of the effects of different microevolutionary forces. Harpending and Ward (1982) developed a model that aids in this effort by comparing observed and expected heterozygosity within populations in a local region. The expected heterozygosity within a population ...

journal_title：Human biology

authors： Relethford JH,Blangero J

更新日期：1990-02-01 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：:Controversies resulting from genetic testing on skeletal remains of disputed stewardship raise important questions about obligations inherent on genetic researchers to assure ethical chain of custody. In this article, we analyze and evaluate several proposed positions on whether such research should be published. Foll...

journal_title：Human biology

authors： May T,Nakano-Okuno M

更新日期：2019-02-17 00:00:00

abstract：:Paleodemographic studies have seldom been attempted in sub-Saharan Africa. The Mapungubwe complex of sites in northern Transvaal (A.D. 970-1200) has yielded enough skeletal material to warrant such an investigation. The skeletal collection consists of 109 individuals (97 from K2 and 12 from Mapungubwe itself). Because...

journal_title：Human biology

authors： Henneberg M,Steyn M

更新日期：1994-02-01 00:00:00

abstract：:The Sicilian population has a complex history of colonization and invasions that have influenced the genetic composition of the nine provinces of the island. Because surnames are patrilineally inherited, they simulate a Y-chromosome nonrecombinant genetic locus. We used surname data and a specific sampling strategy to...

journal_title：Human biology

authors： De Silvestri A,Guglielmino CR

更新日期：2004-12-01 00:00:00

abstract：:We summarize the results of a field and laboratory research program (1999-2006) in the Aleutian Islands on the origins of the inhabitants of the archipelago and the genetic structure of these populations. The Aleuts show closest genetic affinity to the contemporary Siberian Eskimos and Chukchi of Chukotka and differ s...

journal_title：Human biology

authors： Crawford MH,Rubicz RC,Zlojutro M

更新日期：2010-12-01 00:00:00

abstract：:The amiloride-sensitive epithelial sodium channel is a highly selective sodium channel that constitutes the rate-limiting step of sodium reabsorption in distal nephrons. It consists of at least 3 subunits (alpha, beta, and gamma) of similar structure and plays an important role in sodium and fluid homeostasis. Defects...

journal_title：Human biology

authors： Xu X,Niu T,Chen C,Yang J,Fang Z,Xu X

更新日期：1999-10-01 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 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