Tag: "tolerance" at biology news
Immunology symposium to honor Dr. Robert Good's legacy
...ansplant in 1963, and his recent discoveries about tolerance
have completely changed conventional paradigms of transplant immunology. Richard Lerner, MD, president of the Scripps Research Institute in LaJolla, CA, and Scripps Florida in Jupiter "The Modern Way to Make Antibodies." Dr. Lerner's ability to f...
Increased sensitivity to nerve signals keeps diabetes at bay
...e symptoms of diabetes, including impaired glucose tolerance
and reduced insulin release, the authors report. M... show the opposite: a profound increase in glucose tolerance
and insulin release, the researchers found. Moreover, such animals become resistant to developing sy...
Recent, rapid climate change is driving evolution of animal species
...hat have either increased the upper limits of heat tolerance
or increased the optimal temperature for growth, d...genetic shifts of thermal optima or increased heat tolerance
over evolutionary time," said Holzapfel. "That is the pattern that is emerging. Questions remain a...
A*STAR and the Australian National University establish immunology research collaboration
... of genes and proteins that are involved in immune tolerance
and how their dysfunctions could lead to the failure of an individual's immune system to recognise its own cells and tissues and result in immune cells attacking self organs and tissues - a phenomenon known as autoimmune disease. For example, in Type...
UF study sheds light on cystic fibrosis-related diabetes
...nts 14 years and older yearly with an oral glucose tolerance
test. Each year we know their likelihood of developing diabetes gets higher and higher. "These young people, teenagers or young adults in their early 20s, have been fighting all their lives to stay healthy and keep their nutrition up," he added. "N...
Constant din of barking causes stress, behavior changes in dogs in shelters
...not yet begun to acclimate, and have reached their tolerance
level of responding to unpredictable surroundings." Extra human contact was influential in reducing the stressful effects of shelter housing, Coppola said. "Keeping dogs behaviorally healthy helps keep them physically healthy. And healthy, unstress...
American Society of Plant Biologists Annual Meeting August 5-9 in Boston
...d small regulatory RNAs in salt and drought stress tolerance
in plants. This research is being conducted at the University of California, Riverside. Research on plant mechanisms of micronutrient uptake could lead to crops more nutritious for human consumption. Research findings in this area will be explaine...
New flood-tolerant rice offers relief for world's poorest farmers
...searchers have been trying to introducesubmergence tolerance
into the commonly grown rice varieties throughconv...lerance to submergence, but attempts to breed that tolerance
intocommercially viable rice failed to generate successful varieties. "We're especially pleased th...
New flood-tolerant rice offers relief for world's poorest farmers
...earchers have been trying to introduce submergence tolerance
into the commonly grown rice varieties through con...raditional rice varieties have exhibited a greater tolerance
of submergence, but attempts to breed that tolerance
into commercially viable rice failed to generat...
Study aims to identify schizophrenics at risk for type 2 diabetes
...hrenics have an increased rate of impaired glucose tolerance
or insulin resistance, a hallmark of diabetes. "It...sk of diabetes. Researchers are comparing glucose tolerance
in these patients to that of healthy people as well as those with untreated depression and those wit...
Dartmouth researchers find key player in immune system regulation
...s a complete surprise. We were studying transplant tolerance
and what's required to protect a graft from reject...be instrumental in orchestrating regulatory T cell tolerance
was new, unanticipated, and surprising." In their study, the researchers determined that mast cell...
Chemical compounds restore normal glucose levels and insulin action in obese mice
...n body weight. PBA treatment also improved glucose tolerance
in ob/ob mice, reduced the indicators of ER stress, and prevented JNK activation and suppression of insulin action in peripheral tissues. Administration of TUDCA in a different set of ob/ob and wild-type mice normalized blood glucose levels within ...
After insects attack, plants bunker sugars for later regrowth
...in Jülich have discovered the first gene mediating tolerance
to herbivore attack: GAL83, the beta-subunit of Ni...ere it stores carbon, the plant gains a measure of tolerance
and thereby the ability to withstand voracious herbivores. Ecological studies conducted in the de...
Using microbes to fuel the US hydrogen economy
...ing hydrogen production. "Understanding the oxygen tolerance
of Thermatoga neapolitana will facilitate its practical application to produce hydrogen from agricultural resources," van der Lelie said....
Animals resistant to drunken behavior offer clues to alcoholism's roots
...lier studies have shown that people with a greater tolerance
for alcohol have a greater risk of becoming alcoholics, according to the researchers. In one study, researchers at the Fondazione Istituto FIRC di Oncologia Molecolare in Italy found that mice lacking a gene that influences the cellular "skeleton" ...
Fruit fly study identifies gene mutation that regulates sensitivity to alcohol
...eking to understand innate differences in people's tolerance
for alcohol. The research was supported by the Nat... and neurobehavioral responses that underlie acute tolerance
in humans, that could potentially provide new targets for the development of drugs to treat alcohol ...
Seals protect brain, conserve oxygen by turning off shivering response on icy dives
...ds, at the conference. The study "Neuronal hypoxic tolerance
in diving birds and mammals," examines how diving birds and seals preserve brain cell function in the face of oxygen deficits. The study is by Folkow, Stian Ludvigsen and Blix, of the University of Troms and Jan-Marino Ramirez of the University of Ch...
Rising ocean temperatures, pollution have oysters in hot water
...d how cadmium, a heavy metal, reduces the oyster's tolerance
of warmer water temperatures and makes it more vul...ditions alone, she said. The study "Temperature tolerance
in the oyster, Crassostrea virginica, is affected by cadmium," was carried out by Lannig, of the Alf...
JCI table of contents: Oct. 12, 2006
....php?id=28598 IMMUNOLOGY NF-kappaB2 teaches tolerance
The immune system is designed to recognize mill...ppaB2 is required for the establishment of central tolerance
through and Aire-dependent pathway AUTHOR CONTACT: Yang-Xin Fu University of Chicago, Chicago, Illi...
A salinity study in the Mobile Delta region
...a, are currently comparing the results of salinity tolerance
experiments they have conducted using milfoil at the DISL with two years of field data which document salinity patterns within the upper reaches of Mobile Bay. The preliminary results of these experiments suggest that only the most extreme salini...
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