Results 91 to 100 of about 1,848 (176)

Heterogeneity and productivity

open access: yes, 2015
This research explores the effects of within-group heterogeneity on group-level productivity. It establishes that observed genetic diversity of 230 worldwide ethnic groups, as well as predicted genetic diversity of 1,331 ethnic groups across the globe ...
Ashraf, Quamrul   +2 more
core  

Nomes nus e a distinção massivo-contável

open access: yesRevista do GEL, 2012
Este artigo defende que a distinção massivo-contável entre os substantivos e sintagmas nominais de uma língua não é apenas uma distinção linguística arbitrária, mas corresponde a uma distinção cognitiva entre denotações que incluem entidades cuja ...
Ana MÜLLER, Edit DORON
doaj  

Beyond Serial Founder Effects: The Impact of Admixture and Localized Gene Flow on Patterns of Regional Genetic Diversity [PDF]

open access: yes, 2017
Objectives. Geneticists have argued that the linear decay in within-population genetic diversity with increasing geographic distance from East Africa is best explained by a phylogenetic process of founder effects, growth, and isolation termed serial ...
Cabana, Graciela S., Hunley, Keith
core   +1 more source

Parasitosis intestinales en poblaciones Mbyá-Guaraní de la Provincia de Misiones, Argentina: Aspectos epidemiológicos y nutricionales [PDF]

open access: yes, 2006
Intestinal parasite infestation in indigenous Mbyá-Guaraní communities in Misiones, Argentina, was described and associated with nutritional status and environmental and cultural factors.
Gamboa, María Inés   +3 more
core  

Estimating divergence times from DNA sequences. [PDF]

open access: yesGenetics, 2021
Sjödin P, McKenna J, Jakobsson M.
europepmc   +1 more source

Killer cell immunoglobulin-like receptor (KIR) genes and their HLA ligands in a Brazilian population. [PDF]

open access: yesInnate Immun, 2023
Cardozo DM   +8 more
europepmc   +1 more source

An Introduction to Destructive Coordination [PDF]

open access: yes
Polanyi (1944, [1957] 1968) has distinguished three 'patterns of social integration,' namely 'reciprocity', 'redistribution' and 'exchange.' This triad has provided the starting point for most subsequent discussion.
Mehrdad Vahabi
core  

The seroprevalence of hepatitis B and C in an Amerindian population in the southwestern Brazilian Amazon

open access: yesRevista da Sociedade Brasileira de Medicina Tropical, 1999
We have investigated the seroprevalence of hepatitis B and C among Karitiana Indians (n = 119) living in the State of Rondônia, southwestern Brazilian Amazon.
J.O. Ferrari   +3 more
doaj  

VILLAGE’S HERDS: INVESTIGATING THE INTRODUCTION OF DOMESTIC ANIMALS AND PATTERNS OF ANIMAL HUSBANDRY AMONG INDIGENOUS PEOPLES IN AMAZONIA (RONDÔNIA)

open access: yesEspaço Ameríndio, 2011
This paper discuss the introduction of European domestic animals in indigenous villages in the Amazon, with particular stress on groups in Rondonia, specially the Karitiana, a Tupi-Arikém-speaking people that lives in the north of that state.
Felipe Ferreira Vander Velden
doaj  

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