Results 1 to 10 of about 22,269,143 (359)

Phylogeography, population structure, and landscape genetics of snow leopards across High Asia

open access: yes, 2023
McCarthy, Kyle P.Snow leopards (Panthera uncia) inhabit the mountainous regions of High Asia, which is known to have experienced glacial contractions and expansions during climatic cycles of the Pleistocene. The corresponding forces of glacial vicariance
Cancellare, Imogene A.
core   +1 more source

Microsatellite-based study of population genetics of Crassostrea hongkongensis in Southern China

open access: yesAquaculture Reports, 2021
The Hong Kong oyster (Crassostrea hongkongensis) is endemic and one of the most important economic and extensively cultured oyster species along the southern coastal areas of China.
Haitao Ma   +4 more
doaj   +1 more source

Spontaneous gene flow and population structure in wild and cultivated chicory, Cichorium intybus L.

open access: yes, 2008
Spontaneous gene flow between wild and cultivated chicory, Cichorium intybus L., may have implications for the genetic structure and evolution of populations and varieties.
Hauser, Thure P.   +58 more
core   +1 more source

The dynamics of sex-age structure of the population in urban and rural areas in the Republic of Kazakhstan in the years 1991-2013

open access: yesBulletin of Geography. Socio-Economic Series, 2016
In this article we discuss and analyse changes in the sex-age structure of both the urban and the rural population of the Republic of Kazakhstan since independence (1991) and until 2013.
Nyussupova Gulnara, Kalimurzina Aisulu
doaj   +1 more source

Population Briefs, Vol. 16, no. 1

open access: yes, 2010
IN THIS ISSUE: Sperm structure acts as protein gate | Integrating gender and rights into sex and HIV education | Best practices for expanding access to emergency contraception | Studies explore the sexual health needs of HIV-positive ...
Population Council
core   +1 more source

Population genomic evidence for genetic divergence in the Northwest Pacific Ark shell (Scapharca broughtonii)

open access: yesAquaculture Reports, 2022
Combining population genetics with genomic data has transformed scientist’s ability and resolution of making ecological inferences, thus making it possible to detect previously unidentified structures and obtain more accurate estimates of demographic ...
Xiangfeng Liu   +12 more
doaj   +1 more source

Looking for an explanation for the excessive male mortality in England and Wales since the end of the 19th century

open access: yesSSM: Population Health, 2020
Several papers have primarily considered a female disadvantage in mortality as something to explain, considering a male disadvantage to be a “natural condition”.
Valeria Maiolo, Alice M. Reid
doaj   +1 more source

The Role of Pensioners in the American Electorate

open access: yesУправление, 2017
The article examines fundamental demographic changes in the USA that have been shifting the electorate and as a result - American politics; with wide gaps between the generations on key social, economic, political issues.
L. F. Lebedeva, E. V. Emelianov
doaj   +1 more source

Comparing Genomic Signatures of Selection Between the Abbassa Strain and Eight Wild Populations of Nile Tilapia (Oreochromis niloticus) in Egypt

open access: yesFrontiers in Genetics, 2020
Domestication to captive rearing conditions, along with targeted selective breeding have genetic consequences that vary from those in wild environments.
Maria G. Nayfa   +10 more
doaj   +1 more source

Genetic population structure of Anopheles gambiae in Equatorial Guinea. [PDF]

open access: yes, 2007
BACKGROUND: Patterns of genetic structure among mosquito vector populations in islands have received particular attention as these are considered potentially suitable sites for experimental trials on transgenic-based malaria control strategies.
Ochando, Jordi   +46 more
core   +1 more source

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