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Found results: 3363
A common mutation shortens the life of smokers
The protein integrin-alpha-4-beta-7 (integrin alpha 4 beta 7), involved in attracting immune cells of T-lymphocytes into the intestine, is an important target for the human immunodeficiency virus entering the body at the first stages of the disease.
14.02.2008Cancer cure found in "mermaid hair"
A chemical compound with pronounced anti-cancer properties was isolated by American scientists from blue-green algae known as "mermaid hair".
13.02.2008Do you want a lot of healthy children? A fourth cousin or sister is the best choice!
The oldest person on the planet may be a resident of an Arab village in Israel. According to the archives of the Israeli Interior Ministry, she was born in 1888 and will soon celebrate her 120th birthday.
13.02.2008The harmfulness of ultraviolet depends on the structure of DNA at the time of irradiation
One of the most sensational scientific achievements of the outgoing year was the development of methods for genetic reprogramming of human somatic cells, converting them into full-fledged analogues of embryonic stem cells. They are commonly referred to as induced pluripotent stem cells (iPSC) – induced pluripotent stem cells (iPSC).
13.02.2008Neurons commit suicide because of loneliness
If a nerve cell does not receive enough stimuli from the surrounding cells, it starts the process of self-destruction (apoptosis). The mechanism of self-destruction plays an important role in stroke, Alzheimer's disease and motor neuron diseases, leading to the loss of nerve cells necessary for the full functioning of the adult brain.
13.02.2008Another gene regulator of cholesterol levels
Vladimir SHABALIN, Director of the Gerontology Research Institute, Academician of the Russian Academy of Medical Sciences, Doctor of Medical Sciences, Professor, Honored Scientist of the Russian Federation, knows all the secrets of aging and life extension and willingly shares them.
12.02.2008Early diagnosis of cancer by urine analysis
These cells were found for the first time in the tissue of a recently transplanted and, accordingly, actively regenerating donor liver. For 30-50 thousand hepatocytes, there are only 2-4 cells in it, expressing in large numbers all known stem cell marker proteins, such as Stat3, Oct4, Nanog, ELF and the TGF-beta receptor.
12.02.2008Type 2 diabetes? And what do you have with diacylglycerol kinase?
Mayo Clinic specialists offer recommendations to reduce the harm caused to teeth by acidic foods and drinks.
12.02.2008Are you sleeping badly? Quit smoking!
In addition to strengthening bones and maintaining a normal body weight, regular consumption of fermented dairy products will help you maintain gum health.
11.02.2008