Tag: "worse" at biology news

Scientists reverse evolution

... can change, or mutate. Most mutations are for the worse and disappear. Others persist because they perform a new job that holds some advantage for allowing an organism to adapt. The quadrupling of Hox (and also other genes) a half-billion years ago provided animals with an advantage "because they had more...

UW-Madison research part of international mercury conference

...mmunity. Powell discovered the situation is even worse within the state's Hmong populations, which barely receive notices to start with. Additionally, myriad social, cultural and technological constraints bar Hmong community members from accessing the few translated notices that are available. Powell ...

Titans of biodiversity science call for united, authoritative voice to inform decision-makers

...cosystems, and the situation in the oceans is even worse (1). The forces that push towards biodiversity loss globally are much stronger than the conservation gains. Habitat destruction (notably in tropical forests, inland waters and coastlines), introduction of invasive species, overexploitation of biologi...

Smooth sailing: 'Cruise Ship Virus' tackled by UH, Baylor College of Medicine

...g the seven seas, when your stomach starts rolling worse than the waves. Before you know it, nausea and vomiting have replaced shuffle board and sun-bathing. Unfortunately, it's a scenario that's becoming increasingly common on cruise ships. So common, in fact, that the National Institutes of Health'...

UGA researchers find that hunting can increase the severity of wildlife disease epidemics

...ontrol disease outbreaks can actually make matters worse in some cases. In a study published the August 7 edition of the journal Proceedings of the Royal Society B: Biological Sciences, post-doctoral researcher Marc Choisy and Pejman Rohani, associate professor of ecology and UGA Biomedical and Health Sc...

Researchers unveil strategy for creating actively-programmed anti-cancer molecules

...osed early. Since the prognosis grows considerably worse once the cancer has spread to other organs, the prevention of metastasis-the phenomenon in which cancer cells separate from a tumor mass, move through the bloodstream, anchor down in a distant tissue or organ to begin a new cancer-remains a criticall...

Cause of neuronal death in Down's syndrome, Alzheimer's disease could be surprisingly simple

...ene, they found that the greater the APP dose, the worse the NGF transport. What's more, the researchers' analysis of NGF-carrying endosomes in the affected neurons yielded evidence that the APP protein overloaded those endosomes, decreasing NGF transport. Salehi and colleagues concluded that "In pointi...

Race plays a key role in prostate cancer survival rates

.... We have also discovered that Filipino men have a worse prognosis than those two ethnic groups, but still enjoy a higher survival rate than white men. The men who took part in the study had an average age of 76 and had all received hormonal treatment from the same team or urologists. Hormone therapy bloc...

Chronic neuropathic, 'phantom' pain comes from affected nerve and spinal cord, not brain

...raumatic stress syndrome, that could make the pain worse because there are overlapping disorders." The war in Iraq has highlighted the issue of chronic neuropathic pain in amputations (called "phantom limb pain") because the rate of amputations is so high compared to previous wars. Smith said that another...

Study finds racial differences in response to treatments for advanced colon cancer

...ok from study enrollment until their cancer became worse was significantly longer for FOLFOX compared with the other chemotherapy combinations, IFL (irinotecan and 5FU/LV) and IROX (irinotecan and oxaliplatin).In terms of overall survival, the comparison between all patients showed about a 1.5 month differ...

Study shows autism-related developmental 'red flags' identifiable at age two in children

...y 24 months, the ASD group performed significantly worse than the unaffected group in all domains of development, and worse than the LD group in three domains. Nearly half of the ASD group showed developmental worsening bet...

Light-to-moderate prenatal alcohol exposure can lead to cognitive deficits 10 years later

...he effects of prenatal alcohol exposure on IQ were worse for children exposed to alcohol through the second trimester of pregnancy." "This latter finding," said Connor, "of greatest effects on intellectual functioning because of second-trimester drinking suggests that, with appropriate intervention procedu...

News tips from The Journal of Neuroscience

...heat conditioning during the critical period fared worse than those that did not. 3. Retinal Gain Control Felice A. Dunn, Thuy Doan, Alapakkam P. Sampath, and Fred Rieke Sensory systems do an impressive job of maintaining sensitivity across a broad range of stimulus intensities. This requires a balancing...

Growth factor-promoting angiogenesis expressed in tumor cells and normal neurons

...whereas overexpression of SCF is associated with a worse prognosis and shorter survival in patients with glioblastomas. SCF expression is not directly linked to tumor cell proliferation but instead encourages the growth of blood vessels needed to support the expanding tumor. Importantly, these findings pro...

Americans voice strong bipartisan support for improving the environment

...ey expect the world's natural environment to be in worse shape in 10 years than it is now, and an additional 5 percent said the environment is currently in ''poor'' or ''very poor'' shape and will not improve, according to the survey. "We refer to this group of 60 percent of Americans as 'pessimists,'" sai...

First different black/white mechanism in pulmonary fibrosis/scleroderma identified

...his may explain, in part, the greater severity and worse prognosis for African-American scleroderma patients." Until now the only therapy for this very difficult group of diseases was palliative: oxygen to increase the chance of breathing success and/or trying to generally boost the immune system. Neither ...

Racial disparities in cancer not as simple as black and white

...African-American women might be at higher risk for worse breast tumors and at an earlier age."...

Paclitaxel combined with bevacizumab prolongs progression free survival in metastatic breast cancer

...taxel (Taxol) survived without the disease getting worse for almost twice as long as patients who received paclitaxel alone. The results were announced today at the 5th European Breast Cancer Conference (EBCC-5). A total of 722 patients with locally recurrent or metastatic breast cancer were enrolled in t...

Memory, speed of thinking get worse over time with marijuana use

...peed of thinking and other cognitive abilities get worse over time with marijuana use, according to a new s...tudy found that frequent marijuana users performed worse than non-users on tests of cognitive abilities, including divided attention (ability to pay attentio...

Some heart patients vulnerable to mental stress

... standard exercise radionuclide testing may have a worse form of heart disease than expected, cautioned David S. Krantz, Ph.D., chairman and a professor of medical and clinical psychology at the Uniformed Services University in Bethesda, Md. "This patient group warrants further study since they may have fu...

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(Date:5/22/2013)... 22, 2013 U.S. Forest Service scientists are part ... funding from the TKF Foundation, will examine how collaborative ... individuals recover from tragedy. , The TKF Foundation announced ... projects selected for grant funding. In addition to research ... in recovery and resiliency, the 3-year, $585,000 grant will ...
(Date:5/22/2013)... National Lung Screening Trial (NLST) investigators also conclude ... mortality with low-dose computed tomography (LDCT) versus chest ... primary paper is achievable at experienced screening centers ... more information to share with their patients about ... screening following today,s publication in the New ...
(Date:5/22/2013)... durability in fuel cell powered buses, including a ... between electrode degradation processes and bus membrane durability. ... electrode degradation stressors in the operating cycle of ... findings of the study, led by SFU graduate ... long-term study at Burnaby-based Ballard Power Systems and ...
Breaking Biology News(10 mins):'Landscapes of Resilience' to study how people use nature as a source of recovery 2NLST: CT detects twice as many lung cancers as X-ray at initial screening exam 2NLST: CT detects twice as many lung cancers as X-ray at initial screening exam 3Tests lead to doubling of fuel cell life 2
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