Tag: "genes" at medical news
A new century of Alzheimer's disease research
...es. Then scientists linked mutations in two other genes
to early-onset Alzheimer’s, and these two genes
were involved in the production of AB. In 1995, Dr. Younkin and Harvard researcher Dennis Selkoe, M....
Researchers Discover How Cancer Evades the Immune System
...que, to screen tumours to identify 14 pro-immunity genes
(downplayed by tumours) and 11 anti-immunity genes
(promoted by tumours). The researchers studied the expression of these genes
in five mouse tumour ...
Gene Variation Increases the Risk of Lung Cancer
...onal Cancer Institute identified Variations in two genes
related to inflammation may be a major risk factor for developing lung cancer. The effect of these genes
is especially strong among heavy smokers, suggesting that the inflammatory response is important in ...
Variation in Genes Related to Inflammation Increase Lung Cancer Risk
Boffins have found that a variation in two genes
related to inflammation, might increase risk for d... of the study, researchers compared differences in genes
related to inflammation between more than 1,500 lung cancer patients and 1,700 controls to examine t...
Major Gene Link Seen to Childhood Asthma
...to be a very old part of the human genome. Similar genes
are found in primitive organisms such as yeast. It may be a relic of some ancient human immune system, although its precise function -- and the role it appears to play in asthma -- remain unclear, said co-author William Cookson. Asthma is an infl...
New Oncogene for Brain Cancer
...viral particles infect only glial cells, where the genes
are expressed. This system allows the researcher... fuels cell growth and survival. None of the three genes
caused brain cancer formation when delivered alone. The researchers tried a combination of Akt and I...
Insight Into Neural Stem Cells Has Implications For Designing Therapies
... types of neurons, maybe you could determine which genes
are important for making, say, dopaminergic cells. In theory you could activate these genes
in embryonic stem cells in the culture dish to try to create the desired type of neuron". The Alva...
New Clues About Multiple Sclerosis
...es in genetic background. It remains possible that genes
are unevenly distributed between ethnic groups to ...ent genetic studies have begun to identify certain genes
which may explain why African Americans experience more disability, but the products of these genes
Scientists Find Single Circuit Channeling Depression in Rats
...d final common pathways that can make sense of how genes
and life experiences end up with the same result," he said. "And the same goes for medications. There are many treatments that act in fundamentally different ways -- how do we make sense of all that complexity?"...
New Asthma Gene Identified
...ildhood asthma. The researchers also looked at how genes
were being expressed within human blood cells. The...rently preparing even bigger studies to find other genes
of smaller effect and to relate these to environmental factors that increase asthma risk." Professo...
Kids With Crohn's Disease are at Ease Now
...ince IBD tends to run in families, scientists know genes
play a role in its etiology, but have not determined the exact cause of the disease. Some people have long periods of remission, but there is no cure. Once every 10 weeks, Drieband receives a biologic therapy called infliximab (trade name Remicade ...
The Hospital Superbugs
...losTron knock out system which can target specific genes
in C. diff and other clostridial species. For t...n still cause disease. Until now 'knocking out' genes
has been very difficult to do. Our breakthrough ClosTron technology now makes gene knock-out very q...
Gene Expression in Blood may Hold Clues About Chronic Fatigue Syndrome
...s significant because it is the process by which a genes
DNA sequence is converted into the proteins that u...se. Researchers studied the expression of 30,000 genes
in the blood, testing each person between four and five times over a 12-month period. The study fo...
Elevated Carbondioxide may Have Negative Impact on Ecosystem
...e proteinase inhibitors (CystPls) expressed in the genes
decreased when soybeans were exposed to elevated C...he investigation also determined the expression of genes
that regulate two of the soybeans defensive hormones, jasmonic acid and ethylene. The results showed...
Discourage Less Educated Women from Conceiving , Says New Zealand Academic
...ic difference between Maori and Pakeha in terms of genes
for intelligence," he said. Flynn, said in a soc... genetic material in terms of IQ. Over time poorer genes
would take their toll, leading to a "decay" in genetic quality. "If you imagine this as a long-ter...
Brain Pathway for Depression Revealed
...d final common pathways that can make sense of how genes
and life experiences end up with the same result," said Deisseroth. "And the same goes for medications. There are many treatments that act in fundamentally different ways - how do we make sense of all that complexity" Deisseroth predicted that, as n...
British Woman Who Has inherited Breast Cancer Wants to Spread Awareness
...earch UK, says that cancers where mutations of the genes
BRCA1 and BRCA2 play a role are around five per ce...agnosed each year. "We've identified a couple of genes
which we know are implicated in some breast cancers but it's clear that there are others which haven...
A New Study Throws Limelight in HIV Vaccine Production
... first characterization of changes in multiple HIV genes
in response to HLA-associated evolutionary pressur...rs successfully mapped sites within particular HIV genes
where variations can improve the viruss ability to escape immune recognition, showing this is predic...
First Genetically Engineered Maize Resistant to Maize Streak Virus Produced in S. Africa
...said the resistance to the virus requires multiple genes
located on different chromosomes, thus ruling out a straightforward process. The group at the University of Cape Town mutated a viral gene that encodes a protein that the virus needs to replicate itself and inserted it into maize plants. When the ...
Size and Position of Floral Anther Plays a Vital Role in Pollination
...cement, and timingmay be controlled by networks of genes
as well as by regulatory sequences that do not enc...a on the expression patterns for a large number of genes
across many different families of flowering plants. Starting with Linnaeus, plants and animals wer...
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