Sentences with phrase «evolutionary study systems»

White and his colleagues note that «surprisingly few» comprehensive evolutionary study systems have been described, although the number is growing.

Not exact matches

The link between the belief in an angry God and mental illness was studied in the context of the Evolutionary Threat Assessment System Theory, which states that anxiety disorders are mainly the result of the brain's not properly interpreting threats.

Insects are an important model for the study of emotion; although mice are closer to humans on the evolutionary family tree, the fruit fly has a much simpler neurological system that is easier to study.

Dr Lighten added: «It is an important step forward in understanding the evolutionary genetics of the immune system, and can help explain some of the puzzling observations observed in previous studies of many other organisms.»

«It makes evolutionary sense that the immune system would respond aggressively only when it's really needed,» says Mark Schaller, a psychologist and co-author of the study.

The study's co-authors — Claire Bowern, associate professor of linguistics at Yale, and former Yale postdoc Hannah J. Haynie — utilized an evolutionary framework to study the color systems in the Pama - Nyungan language.

Included are studies of physiological ecology, evolutionary physiology, stress physiology, functional morphology and movement, animal sensation, computational and systems neuroscience, and environmental genomics.»

A study by the Nova Southeastern University (NSU) Save Our Seas Shark Research Center and Guy Harvey Research Institute (GHRI) and the Cornell University College of Veterinary Medicine just published in the journal BMC Genomics (lead author, postdoctoral associate Nicholas Marra,) now provides the first evidence that some shark and ray immunity genes have undergone evolutionary changes that may be tied to these novel immune system abilities.

The paper's careful study of fish phylogeny supports an existing notion that Nogo - A may be a recent evolutionary development that correlates with more complex nervous systems and more complex functions, says Stephen Strittmatter, a neurologist at Yale University in New Haven, Connecticut.

He, along with Katie Hinde in Harvard's Department of Human Evolutionary Biology, Abigail Carpenter, K - State graduate student and John Clay, with Dairy Records Management Systems collaborated on the study.

The structure and function of the auditory system is very similar in modern humans and the first primates, suggesting high evolutionary conservation of auditory perception among species,» says Docent Irma Järvelä, the principal investigator of the study.

Hence, we merged our expertise in evolutionary biology and immunology to study the complex interactions between the vertebrate immune system, composed of a myriad of different cells, and the gut microbiota, composed of another myriad of different bacteria.

«The results of our study speak to the evolutionary origins of obesity and provide new targets to understand the polygenic nature of obesity in a unique model system,» according to the study, «Genome - Wide Analysis of Starvation - Selected Drosophila melanogaster — A Genetic Model of Obesity.»

However, it means scientists must look beyond the solar system to study the full evolutionary cycles of stars and their mechanisms at each stage.

One consequence of all of this research by TEAM BUFO is that cane toads in Australia have proved to be one of the best biological systems, anywhere in the world, for studies on rapid evolutionary change.

In 2010, a new study (which included better model atmosphere fitting) argued that the system is around six billion years old, even older than estimates of 3.7 to 4.3 billion years derived from a 2009 study based on mass and evolutionary models for the two brown dwarf companions Ba and Bb (Liu et al, 2010; and King et al, 2009), which are much older than an earlier age estimate of between 0.8 and 2.0 billion years based on the star's rotational speed (press release; Scholz et al, 2003; and Lachaume et al, 1999).

However, the relatively rapid divergence of sex - biased reproductive genes in comparison with somatic cell proteins or non sex - biased reproductive proteins during evolution has made it difficult to study the evolution of sex - specific reproductive systems across extended evolutionary distances.

He has particular interests in (1) the use of ancient DNA methods to document changes in genetic variation through time and phylogenetic relationships of extinct or endangered organisms (especially of the recently extinct Hawaiian avifauna); (2) the use of highly variable genetic markers to measure genetic structure and relatedness, and to ascertain mating systems, in natural populations, and (3) the use of genetics to study the evolutionary interactions between hosts, vectors and infectious disease organisms (e.g., major projects on introduced avian malaria in native Hawaiian birds and invasive chytrid fungus in amphibians).

While Cameron - Weir's new sculptures are informed by her study of historical objects made to protect, punish, or stand in for bodies — medieval armor or torture devices, and early - Renaissance orthopedics — they also reflect her interests in aspects of evolutionary design, such as corporal symmetry and the possibility of biological systems that harbor intelligence and self - awareness.

Astyanax mexicanus and related fishes are used as a model systems for research, including in studies of evolutionary genetics.