Genes passed from crops to weeds persist for generations
.... "Even though the effects of delayed flowering and reduced fertility inhibited the movement of certain crop traits to later generations, we did find evidence of crop genes in every generation," Snow said. I......rtility. For the men, they inquired about possible delayed sexual maturity and fertility problems. They also asked the participants about other possible effects, such as, hormonal disorders, cancers, sexual orientation, and education. Despite the large number of comparisons made, the groups were essentially...Age of menopause dictated largely by genes
...nt implications for women when childbirth is being delayed well beyond the age of 30. It was this social phenomenon that prompted them to undertake the project. The teams, from centres in Utrecht and Wageningen, collected data from 243 non-twin sisters in 118 families among a random population sample partic...New research identifies why men and women may differ in food choices
...at group, blockade of vagal activity significantly delayed the gastric emptying in men (78 percent maximum counts at 90 minutes post-ingestion, atropine as compared against 35 percent maximum counts with saline) but had no effect in women. The vagally mediated responses to taste in food were determined by mo...Delayed treatment of spinal cord injury may improve recovery
...ks after the transplants. Animals that received a delayed transplant plus treatment with one of the neurotro...mselves while walking, but less than rats with the delayed treatment. The rats with immediate combined treatment also were unable to support themselves during...Images reveal how body regulates salt uptake in cells
...se, for example, have chronic muscle stiffness and delayed ability to release a handgrip. Mutations in another type of chloride ion channel, the cystic fibrosis transmembrane regulator, cause the most common genetic disease of people of European descent. In 1998, MacKinnon and his colleagues solved the crys......h turns on a dime, how the fruit fly recovers from delayed stall, and how the hungry hawkmoth stays on target in mid-air while feeding (see http://www.onr.navy.mil/news/to_5_01.htm ). The unchanging body shape of the wrasse during straight ahead swimming, for instance, is not so unlike the Navys rigid subm......The announcement of the successful cat cloning was delayed until DNA analysis could be performed to confirm genetic identity. This breakthrough in cat cloning at the College of Veterinary Medicine at Texas A&M is reported in the current issue of Nature, the prestigious scientific publication headquartered i...PET better at finding recurrent breast cancer
... result in remission in these cases, it might have delayed the progression of disease. According to the American Cancer Society approximately 203,500 women will be diagnosed with breast cancer this year. The Center for Medicare and Medicaid Services (CMS) decided on February 27 to reimburse for FDG PET scan...New gene identified: Involved in both intellectual disability and epilepsy
...bility, which until now could only be diagnosed by delayed development and intellectual impairment. However, this still needs to be substantiated by further experiments. Dr Gecz says the immediate benefit of this discovery is that we can now provide feedback to the affected families and thus assist t...Chemical messenger controls bone growth in embryos, study finds
...den as soon as they should have. Ossification was delayed by about two days, which is a long time for mouse embryos, says Ornitz. That suggests that FGF 18 also influences a second receptor, probably FGF receptor 1 or 2. Ornitz and his colleagues now are working to identify that second receptor and will so...New research shows women's fertility starts declining from late 20s and mens from late 30s
...overall probability of achieving pregnancy if they delayed trying to become pregnant until their late 20s or early 30s, but it meant that it may take a month or two longer to become pregnant than it would have in their early 20s. "Although we noted a decline in female fertility in the late 20s, what we found...Gene may link alcohol drinking and stress, mouse study suggests in Science
...rinking more, to drinking less, and including both delayed and immediate responses. "We think there are different phenotypes of alcoholism, with different underlying mechanisms," Spanagel said. While more research will be necessary to apply these findings to humans, Spanagel is fairly confident about his mo...Tips from the Journals of the American Society for Microbiology: May 2002
...nt before or shortly after infection significantly delayed the onset of the disease in the central nervous system. We conclude that treatments that specifically inhibit the TNFR signaling pathway may present an opportunity for early intervention in peripherally transmitted TSEs, say the researchers. (N.A. M...Tomato packs more cancer-fighting punch
... The researchers thought that because ripening was delayed there must have been a decrease in ethylene, but found the opposite was true. "That's not how we started out thinking, but that's why we do experiments," Mattoo says. "Now we know the change i.e., allowing the accumulation of polyamines in the fruit...Hormone replacement therapy may help prevent heart vessel disease, says Wake Forest researcher
...eries. In contrast, when estrogen replacement was delayed for a period comparable to six years in women, there was no benefit on the heart's arteries. In his lecture, Clarkson emphasized the importance of not basing prescribing practices on one or two studies of older women, but rather, evaluating all avail......ICSI children appeared to be at increased risk for delayed mental development. Researchers therefore reassess... we found ICSI children were at increased risk for delayed mental development at one year concerns were raised about possible long-term adverse effects of this...Clonal human (hNT) neurons re-establish connection in rats with severe spinal cord injury
...provides faulty messages. All seven animals in the delayed transplant group recovered electrical activity in ... potentials or MEPs measured much stronger in the delayed transplant group than in rats receiving hNT neurons immediately after injury. The untreated SCI rats...'Obesity sleuths' find chronic diseases linked to behavior contrary our DNA
...s likely to have primary and secondary anenorrhea, delayed menarche, and irregular cycles, all associated with a reduced development of breast cancer. Colon cancer: Physical inactivity was the risk factor most consistently shown to be associated with the increased risk of colon cancer. A 50 percent reducti...New device detects fetal brain response to light: May help prevent brain damage
...have no response to certain types of stimuli, or a delayed response. The researchers now plan to test larger numbers of fetuses to determine what types of brain responses may indicate a problem. They also plan to test babies born with abnormalities to try to determine how their responses differ from those ...