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Laser therapy can aggravate skin cancer
Jan M. Bjordal from Bergen University College, Norway worked with a team of Brazilian researchers to carry out the in vitro and in vivo experiments. He said, "LLLT has gained increasing popularit...
Medical Engineering |
Read moreEngineer designs micro-endoscope to seek out early signs of cancer
Physicians currently insert camera-equipped endoscopes into patients to hunt visible abnormalities, such as tumors, in the gastrointestinal tract and internal organs. Huikai Xie, an associate professo...
Medical Engineering | Read moreResearchers Create 'Fly Paper' to Capture Circulating Cancer Cells
These cells, known as circulating tumor cells, or CTCs, can provide critical information for examining and diagnosing cancer metastasis, determining patient prognosis, and monitoring the effectiveness...
Life Sciences | Read moreWorld's first delivery of intra-arterial Avastin directly into brain tumor
Neurosurgeons from NewYork-Presbyterian Hospital/Weill Cornell Medical Center performed the world's first intra-arterial cerebral infusion of Avastin (bevacizumab) directly into a patient's ...
Health and Medicine | Read moreNanoparticles Found in Common Household Items Caused Genetic Damage in Mice
The TiO2 nanoparticles induced single- and double-strand DNA breaks and also caused chromosomal damage as well as inflammation, all of which increase the risk for cancer. The UCLA study is the first t...
Life Sciences | Read moreScientist Begins to Unravel What Makes Pandemic H1N1 Tick
In a study available online and appearing in a future issue of Proceedings of the National Academy of Sciences, a UT Southwestern Medical Center researcher and his collaborators in California show tha...
Studies and Analyses | Read moreHow Cells Tolerate DNA Damage – MDC Researchers Identify Start Signal for Cell Survival Program
Dr. Michael Stilmann, Dr. Michael Hinz and Professor Claus Scheidereit have shown that the protein PARP-1, which detects DNA damage within seconds, activates the transcription factor NF-kappaB, a well...
Life Sciences | Read moreWistar researchers show targeting 'normal' cells in tumors slows growth
Targeting the normal cells that surround cancer cells within and around a tumor is a strategy that could greatly increase the effectiveness of traditional anti-cancer treatments, say researchers at Th...
Life Sciences | Read moreNew combination therapy could deliver powerful punch to breast cancer
While they are powerful killers of some breast cancer cells, new drugs called histone deacetylase inhibitors, or HDAC inhibitors, also increase self-digestion, or autophagy, in surviving, mega-stresse...
Health and Medicine | Read moreChromosomes dance and pair up on the nuclear membrane
Meiosis – the pairing and recombination of chromosomes, followed by segregation of half to each egg or sperm cell – is a major crossroads in all organisms reproducing sexually. Yet, how the cell preci...
Life Sciences | Read moreThoughtful words help couples stay fighting fit
"Previous research has shown that couples who are hostile to each other show health impairments and are at greater risk of disease," said Jennifer Graham, assistant professor of biobehaviora...
Studies and Analyses | Read moreTiny particles can deliver antioxidant enzyme to injured heart cells
Injecting the enzyme-containing particles into rats' hearts after a simulated heart attack reduced the number of dying cells and resulted in improved heart function days later. Michael Da...
Life Sciences | Read moreResearchers find potential treatment for Huntington's disease
Investigators at Burnham Institute for Medical Research (Burnham), the University of British Columbia's Centre for Molecular Medicine and Therapeutics and the University of California, San Diego ...
Health and Medicine | Read more'Despair' Gene May Link to Mood Disorders
Pharmacy scientists at the University of Maryland, Baltimore (UMB) have identified antidepressant and anti-anxiety behaviors in tests of mice lacking the gene. Writing in the journal BMC Neuro...
Life Sciences | Read moreResearch Reveals Lipid’s Unexpected Role in Triggering Death of Brain Cells
The work provides the first evidence that a lipid can initiate the suicidal, or apoptotic, response in cells. The findings involve a lipid called GM1-ganglioside. Lipids are fat-like molecules. GM1 bu...
Life Sciences | Read more
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