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Sun exposure early in life linked to specific skin cancer gene mutation

...of melanomas has been a mystery. A new clue comes from scientists at the University of North Carolina at ...r research indicates that early life sun exposure, from birth to 20 years old, may specifically increase the risk of melanomas with BRAF gene mutations. A d...

Dual-imaging technique useful before -- and during -- brain surgery

...s the detailed, easy-to-understand images produced from functional MRI data also help patients understand what is happening in their head and how the surgery will be conducted. “We can essentially show patients a color-coded picture of their brain and explain to them where their tumor is in relation to...

Alzheimer's disease to quadruple worldwide by 2050

...r of Alzheimer’s cases is expected to grow in Asia from 12.65 million in 2006 to 62.85 million in 2050; at that time, 59 percent of the world’s Alzheimer’s cases will live in Asia. To forecast the worldwide prevalence of Alzheimer’s disease, the researcher created a multi-state mathematical computer m...

Stroke study sheds light on left-right brain divide

...ns which require attention to be switched flexibly from one thing to another. ‘This study highlighted the role that the right-hand side of the brain has in keeping track of our own actions and helping us to notice when we have made mistakes,’ Dr Hodgson added. ‘This type of “self-monitoring” function m...

Breakthrough developments in rheumatoid arthritis reported

...t the telltale signs of inflamed joints and wrists from his research subjects with rheumatoid arthritis. W...es. The Feinstein now holds the largest collection from rheumatoid arthritis patients in the world. Following the cellular pathway, it has been shown t...

Rising skin cancer rates are more likely to affect wealthy people, says 12-year review

... of cancer levels” says co-author Dr Susannah Hoey from the Dermatology Department at the Royal Victoria H...nd Cancer Registry, at Queen’s University Belfast, from 1993 to 2004, analysing the records of patients diagnosed with the three most common skin cancers. ...

'Lucky 13' as new gene discovery offers further hope for childhood blindness

...ty of Leeds, working in collaboration with experts from other centres around the world, identified the gen...sues as part of the cilia, finger-like projections from the surface of cells capable of moving molecules around. However, mutations in the LCA5 gene only ap...

Researchers shed light on shrinking of chromosomes

... defects in chromosome separation. Now researchers from the European Molecular Biology Laboratory (EMBL) for the first time tracked chromosome condensation in mammalian cells over the entire course of cell division. In this week’s advanced online publication of Nature Cell Biology they report crucial new ...

U-M researchers discover gene switched off in cancer can be turned on

...can be switched on using drugs, report researchers from the University of Michigan Comprehensive Cancer Ce...bout 15 percent of tumors studied, including cells from lung, esophageal, ovarian, bladder, colon and breast cancers. The researchers were able to use ex...

Now, self-healing materials can mimic human skin, healing again and again

... of the coating and substrate. Healing agent moves from the capillary into the crack, where it interacts w...s up in the coating and prevents the healing agent from reaching the catalyst.” In the current system, the healing process stops after seven healing cycle...

Migration alert -- How tumor cells home in on the lymphatic system

...s produce excess fluid that continually percolates from the tumor towards nearby lymphatic vessels. The EP...d, there will always be slow fluid flow going away from the tumor into the lymphatic vessel. This slow flow biases the concentration distribution of this mo...

Researchers examine carbon capture and storage to combat global warming

...e technology, he said. Capturing carbon dioxide from small, mobile sources, such as cars, would be more.... Estimates of worldwide storage capacity range from 2 trillion to 10 trillion tons of carbon dioxide, according to the Intergovernmental Panel on Climat...

Undergraduate research shows leaderless honeybee organizing

...id. “The colony is not a dominance hierarchy and, from a human perspective, this is unusual. Our human so...bration signal” and “worker piping.” Different from the famous “waggle dance” that foraging worker bees perform to tell other bees where to find a food ...

Newly discovered antibody may be body's natural defense against Alzheimer's

...d to be present in substantial quantities in blood from normal humans. Lead researcher Dr. Norman Relk...ential new treatment for Alzheimer's. IVIG is made from the blood of healthy donors and was previously reported to contain small quantities of antibodies ag...

Researchers shed light on mechanism of action used by anti-cancer drug

...ation, a process in which proteins are synthesized from their constituent amino acids. However, the mechan...s endoplasmic reticulum (ER) stress, which results from accumulation of misfolded proteins in the ER. The ER is a subcellular structure which plays a key ro...

Physicist cracks women's random but always lucky choice of X chromosome

...ses" between X chromosomes. Examples of this range from the immune system to our olfactory apparatus. Coming at the problem from the perspective of a physicist Dr Nicodemi has found an explanation for the random selection based o...

ASU research shows connection between testosterone, dietary antioxidants and bird coloration

...finches, a common domesticated pet bird originally from Australia. Carotenoids are known to play several k...em. They went on to show that carotenoids acquired from food and circulating through the blood were changing in ways that were linked to testosterone levels...

Massive herds of animals found to still exist in Southern Sudan

... Malik Marjan, a Southern Sudanese Ph.D. candidate from the University of Massachusetts, Amherst. They wor...rn Sudan (GoSS). Funding for the project also came from USAID under the USAID/U.S. Department of Agriculture Sudan Agreement and the U.S. Fish & Wildlif...

Study shows lizard moms dress their children for success

...ne affects the back patterns of lizards that hatch from those eggs, creating either lengthwise stripes down their backs or bars stretching from side to side. Whether they get stripes or bars depends on the genes for other traits. "This is th...

Women well informed about breast cancer, yet lacking knowledge about current treatments

...a coverage, women with breast cancer would benefit from more information about advances in treatments after surgery.” According to the survey, nearly all respondents were aware of chemotherapy and radiation. However, fewer than one out of four had heard of newer therapies such as aromatase inhibitors ...

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