Tag: "genetic" at biology news
Researchers discover method for identifying how cancer evades the immune system
...t USCs Keck School of Medicine. First, we find the genetic
changes that allow a tumor to defeat the immune sy...n we can apply therapies that compensate for these genetic
alterations. According to Epstein, tumors are notorious for demonstrating a broad array of genetic...
New clue why MS affects African-Americans differently than Caucasians
...e is unknown, but may be related to differences in genetic
background. It remains possible that genes are ...ility to some diseases, said Rinker. In MS, recent genetic
studies have begun to identify certain genes which may explain why African Americans experience more...
Antibody linked to MS significantly higher in spinal fluid of blacks
...casians with the disease.The findings suggest that genetic
differences among ethnic groups contribute to chan...mes as many women as men. Research has shown that genetic
factors contribute to MS risk but are not the sole determining factor. Scientists believe MS is like...
Europe struggles to meet the challenges posed by PGD patients travelling abroad
... couples are travelling abroad for preimplantation genetic
diagnosis (PGD), and that the main reason for this...vies, a solicitor specialising in reproductive and genetic
technologies, told the 23rd annual meeting of the European Society of Human Reproduction and Embryol...
Glimmer of hope for Tahitian tree snails' survival
...e snails in recent decades, much of their original genetic
diversity can still be found in remnant population...poverished, fraction of Tahitis endemic tree snail genetic
diversity in the wilda feat earlier believed to be impossible. The Society Islands were a biodiver...
Marine worm opens new window on early cell development
...ndamental insights into the evolutionary origin of genetic
mechanisms, which when compromised in humans play ...ental insights into the evolutionary origin of the genetic
mechanisms that determine how different cell types are produced during animal embryogenesis, said le...
Doing nature one better: Expanding the genetic code in living mammalian cells
...ed in the July issue of Nature Neuroscience. The genetic
code, which is shared by plants, animals and bacte...n according to the instructions spelled out in the genetic
code till a stop codon for which no corresponding tRNA/amino acid pair exists lets everybody know ...
Regulating alternative splicing during neural development
... by the switch in PTB proteins adds a new layer of genetic
change determining the function of a post-mitotic neuron."...
Alcohol abuse is in the genes
...alcoholic, many social, family, environmental, and genetic
factors may contribute to its development. Thanks ... endorphin is hereditary, and thus that there is a genetic
predisposition to become addicted to alcohol. Beta-endorphin is a kind of morphine released by the...
Discovery could help bring down price of DNA sequencing
...hurdles remain before youll be able to secure your genetic
blueprint for this more affordable price. One promising method for speeding up DNA sequencing, and thus reducing its cost, is nanopore sequencing, where DNA moves through a tiny hole, much like thread going through a needle. The technique can detec...
Critical protein prevents DNA damage from persisting through generations
...long known to be involved in protecting cells from genetic
damage has been found to play an even more importa... cells, but is also part of a system that prevents genetic
damage from being passed on when the cells divide. Early in the life of B lymphocytes -- the immun...
Where did we come from, and how did we get to where we live today?
...rocedures used to generate, manage and analyze the genetic
data from 78,590 public participants. They also pr...ghts in this unprecedented effort to map humanitys genetic
journey through the ages. An ongoing debate in the field of human population genetics concerns the...
Loss of cell's 'antenna' linked to cancer's development
...n. Polycystic kidney disease, or PKD, arises from genetic
mutations that cause flawed kidney-cell ciliary si...oncologist and genetics researcher who studies the genetic
basis of kidney tumors. This complex HEF1 and Aurora A function may mean the increased levels of th...
Getting to the root of plant growth
...f the Brassica family routinely used for molecular genetic
studies. Expertise in Arabidopsis research is already well developed at the Nottingham Arabidopsis Stock Centre, which integrally linked with CPIB. This expertise will then be broadened into crop species. CPIB researchers ultimately aim to integrat...
New genetic test developed at Emory advances detection and diagnosis of muscular dystrophy
A new genetic
test targeting the most common types of muscular d...dicine. Muscular dystrophy includes more than 30 genetic
diseases characterized by progressive weakness and degeneration of the skeletal muscles that control...
Scientists discover role of enzyme in DNA repair
...lmost limitless types of invaders. This process of genetic
recombination requires the activity of repair enzy...s double-stranded DNA as part of the conversion of genetic
information into functional proteins. While transcription ensures accessibility to DNA lesions, Ca...
Female iguanas pay high costs to choose a mate
...les on a lek, even though they appear to gain only genetic
material from their chosen mate. Visiting attracti... through it. To make these costs worthwhile, the genetic
or other payoffs females gain from their chosen mates must be substantial. Ongoing research is aimed...
Support for chromosomal theory of cancer found in cancers' development of drug resistance
... assumption, that cancer results from a handful of genetic
mutations that drive a cell into uncontrolled growth, has failed to explain many aspects of cancer, he said, and has led researchers down the wrong path. His alternative theory is that cancer results from aneuploidy - that is, duplication or someti...
Wood ant queen has no egg-laying monopoly
...orkers is fully equipped to lay eggs. Furthermore, genetic
analysis of egg parentage showed that these workers are really laying eggs on a large scale. For example in the species with the most worker reproduction, Formica truncorum, as many as one in four of eggs are indeed laid by the workers. The ability...
Damon Runyon names new class of rising stars in cancer research
...rsity, Durham, North Carolina, is using a powerful genetic
model to identify the gene networks that control c... California, Berkeley, California, is using simple genetic
systems to investigate how molecules that are mis-regulated in cancer act to control neuron to neuro...
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