Sentences with phrase «governed by gene»

The behaviour of all living matter is governed by gene expression, the process by which biological materials such as proteins are made.

Not exact matches

Clusters of genes that became less active were those governed by a master gene called NF - kappaB, which triggers chronic inflammation leading to diseases including high blood pressure, heart disease, inflammatory bowel disease and some cancers.

Yang said the study not only indicated which genes are affected by traumatic brain injury and linked to serious disease, but also might point to the genes that govern metabolism, cell communication and inflammation — which might make them the best targets for new treatments for brain disorders.

In the U.S., this behavioral division follows a genetic one: workers bearing two copies of one form, or allele, of the Gp - 9 gene live in nests governed by a single matriarch, whereas those that have one copy or a pair of a second allele take orders from a female oligarchy.

Many genes govern the development of eyes, and different populations of cavefish have lost their vision by disrupting different eye genes.

They achieved this by transiently disturbing interactions between target genes and PcG proteins, which are complexes involved in the repression of several genes governing development.

Joining forces with dermatologists and oncologists from the University Hospital in Zurich and backed by the University Research Priority Program «Translational Cancer Research,» Sommer's team was able to demonstrate that, in melanoma cells, the epigenetic factor EZH2 controls genes that govern tumor growth as well as genes that are important for the formation of metastases.

Today, the question has been taken up by cognitive scientists who want to link facial expressions to emotions in order to track the genes, chemicals, and neural pathways that govern emotion in the brain.

The search turned up about 100 genes which appeared to govern melanoma cells» resistance to being killed by T cells.

In recent years, scientists have found that in vertebrates, including mammals, the earliest stages of segmentation are governed by a key set of genes, headed up by the so - called Notch gene.

Myc is a critical gene in governing cell proliferation and survival, activities that it carries out by regulating the expression of other genes involved in cell metabolism.

Human hair color is a trait usually governed by many genes, but study author Sean Myles, a geneticist at Nova Scotia Agricultural College in Truro, Canada, suspected things might be simpler in the Solomon Islands because he saw almost no variation in shades of blond hair.

The majority of that specialization is governed by epigenetic changes — histone modifications, DNA accessibility, and methylation — that influence when and how genes are expressed.

Elowitz and Gurol Suel, then a postdoctoral researcher in Elowitz's lab, discovered that the decision to become competent is governed by random gene activity, which in turn triggers a positive feedback loop.

By determining how changes in gene expression affect the fate of glial cells in mice, we hope to understand the key factors that govern neural cell regeneration in the human brain.

Summary: Extremely powerful genes that govern the shape of an embryo from the earliest stages of development have been tinkered with by nature over the course of evolution to create the enormously wide range of animal forms, scientists report in the August 14, 1997 issue of Nature.

Extremely powerful genes that govern the shape of an embryo from the earliest stages of development have been tinkered with by nature over the course of evolution to create the enormously wide range of animal forms, scientists report in the August 14, 1997 issue of Nature.

To explore whether salt affects the circadian rhythm of Daphnia, researchers first established that the plankton is governed by a core set of clock - control genes that anticipates the day / night cycle.

August 14, 1997 Evolution re-sculpted animal limbs by genetic switches once thought too drastic for survival Extremely powerful genes that govern the shape of an embryo from the earliest stages of development have been tinkered with by nature over the course of evolution to create the enormously wide range of animal forms, scientists report in the August 14, 1997 issue of Nature.

Whether it is a display of courage to impress a potential mate in the animal kingdom, or seeking to become stronger and larger than the average man, there is little doubt that much male behaviour is governed at a primal level by the evolutionary drive to impress females to increase the potential for mating opportunities and thereby perpetuate your genes.

Structure is controlled by genes that affect bones, muscles, tendons, ligaments, and growth rate, and health depends on gene interaction as simple as that governing progressive retinal atrophy (the dog either has it or he doesn't; there's no halfway) or as complex as that influencing various autoimmune diseases, seizures, or various circulatory defects.

Color is actually governed by several sets of genes, some that produce the color itself, others that influence intensity, pattern, amount and distribution of white markings, or distribution of pigment on individual hairs.

Environmental factors play a part in shaping the growing puppy, but skeletal development is governed by the action of genes.

Coat variation in the domestic dog is governed by variants in three genes.

Everything I can dig up on UAP, or elbow dysplasia in general, suggests that it is governed by three dominant genes.