In an effort to encourage (endangered) African penguins to mate, the Greensboro Science Center in North Carolina has started encouraging certain pairings to maintain
a genetically diverse population.
In addition, the data reveal that this was a more
genetically diverse population than the central and western European hunter - gatherers living during the same epoch and that they also show pattern of adaptation to high latitude environments, including high frequencies of low pigmentation variants as well as a gene region associated with physical performance, which shows strong continuity into modern - day northern Europeans.
Second, Berkeley Lab geneticist Jian - Hua Mao will use
a genetically diverse population of mice to investigate how components of thirdhand smoke cause genetic damage.
The change «provides Mexican wolves the space they need to establish a larger and more
genetically diverse population,» said Benjamin Tuggle, FWS's southwest regional director in Albuquerque, New Mexico, in a press release.
The researchers from the University's Australian Centre for Ancient DNA (ACAD) found that a large and
genetically diverse population of thylacines lived in western regions of Australia right up to their extinction from the mainland around 3000 years ago, separated from the eastern population.
The two groups met and mixed in Scandinavia, creating
a genetically diverse population with many genetic variants that have not been passed down to modern - day Europeans.
Of
the genetically diverse population of HIV - 1 viruses present in an infected pregnant woman, the few she might transmit to her child during delivery are resistant to attack by antibodies in her blood, according to new research published in PLOS Pathogens by Amit Kumar of Duke University Medical Centre, North Carolina, and colleagues.
Using
genetically diverse populations of rye, wheat and barley grown exclusively for the distillery on farms within a 50 - mile radius of Oxford.
Less
genetically diverse populations are less able to adapt to changes, such as disease or the changes to their habitat brought about by global warming.
«With a genome map and
genetically diverse populations, you can reveal the biology and DNA signature underlying cotton fiber development.
To address this, we evolve
genetically diverse populations of budding yeast, S. cerevisiae, consisting of diploid cells with unique haplotype combinations.
Not exact matches
It has already had success in Anglesey which now contains the largest and most
genetically diverse red squirrel
population in Wales with over 500 animals recorded over a 720km2 landscape.
The studies present data from
genetically diverse and previously unrepresented
populations.
Or, she notes,
populations may have grown from a large group of
genetically diverse deer brought to the remote islands at one time.
This suggests that the lineages of the three most recent outbreaks all diverged from a common ancestor at roughly the same time, around 2004 (Fig. 2C and Fig. 3A), which supports the hypothesis that each outbreak represents an independent zoonotic event from the same
genetically diverse viral
population in its natural reservoir.
Genetically and phenotypically
diverse African
populations are informative for mapping genetic variants associated with skin pigmentation.
Sometimes called Bushmen, the Khoisan are the world's most
genetically diverse people and diverged from other
populations very early in human history.
New gene drive approaches will be necessary to overcome the challenge posed by resistance, especially in
genetically diverse, natural
populations.
Chimpanzees and gorillas (humans» closest primate relatives) are roughly 5 to 10 times as
genetically diverse, even though they have much sparser and more localized
populations.
«Near East
populations mixed with one another over time and migrated into surrounding regions to mix with the people living there until those initially quite
diverse groups became
genetically very similar,» added Iosif Lazaridis, HMS research fellow in genetics and first author of the study.
This is a particular problem for African or African American
populations, which are more
genetically diverse than other groups.
The limited number of permissible cell lines left, Melton says, can not meet the medical needs of a
population as
genetically diverse as the human race.
These differences suggest that the ancestral
population of apes that gave rise to humans, chimps, and bonobos was quite large and
diverse genetically — numbering about 27,000 breeding individuals.
Mycobacteria can generate daughter cells through asymmetric growth, resulting in
genetically identical, but physiologically
diverse,
populations.
Many scientists believe that disease - causing mutations are easier to find in
genetically homogenous
populations, such as Iceland's, whose genomes have less «noise» than those of more
diverse societies.
Analysis of DNA from about 350 mountain lions, or cougars, statewide revealed that those in the Santa Ana Mountains southeast of Los Angeles are only about half as
genetically diverse as more robust
populations in the Rockies.
For instance, one theory predicts that bacterial
populations are
genetically diverse because they adapt to their surrounding conditions on a very small - scale, local level, leading to the establishment of distinct subpopulations, called ecotypes.
Descendants of the
genetically diverse hybrid
population colonized the lake and, within the evolutionarily short period of several thousand years, diverged to form around 500 new (endemic) cichlid species, with a wide variety of ecological specializations.
We analyse 25
diverse groups in India to provide strong evidence for two ancient
populations,
genetically divergent, that are ancestral to most Indians today.
the generation of novel mouse models of Cystic Fibrosis by exploring
genetically -
diverse murine
populations that will provide unique tools for disease modeling and pre-clinical studies.
While isolated colonies of laboratory animals are susceptible to becoming less
genetically diverse, Brekke et al.'s findings suggest that diversity is maintained across many different
populations.
evaluation of correlates in a comprehensive series of human TB cohorts from
genetically and geographically
diverse populations
«Even though Przewalski's horses went through an extreme demographic collapse, the
population seems to recover, and is still
genetically diverse.
Arizona authorities have long opposed the release of captive wolf families into the wild, even though that is the most reliable means of bringing in more
genetically diverse animals to ensure the survival of the wild
population; currently, nearly all the wolves are related to each other as if they were siblings.
If they interbreed with the wild fish it can result in a less
genetically diverse, and therefore less robust,
population.
The average IR value is 0.25 for a litter of puppies born to full sibling parents from a
genetically diverse and randomly bred
population.
In a dog
population that is very homogeneous (i.e., not
genetically diverse), the chance of two negative recessive genes combining rises in direct relationship to the degree of homogeneity.
When dog
populations are relatively heterogeneous (i.e.
genetically diverse) the chance that any two negative genes will combine is low.
Precise mapping of major loci responsible for trait variation has been accomplished with relatively small numbers of dogs as compared to the large numbers of individuals required for trait identification in
genetically diverse human
populations.