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Lactobacilli will protect babies from HIV-infected breast milk

A group of researchers has identified a special strain of lactobacilli living in the human oral cavity. This type of bacteria captures HIV viruses by attaching them to its outer shell. Since these bacteria grow and multiply in milk, it is enough to vaccinate a baby once to provide him with protection from infection until the end of the breastfeeding period.

04.07.2008
News

"Magic mushrooms": take once a year as prescribed by a doctor

American researchers have found that the positive psychological effects of a single dose of psilocybin contained in "magic mushrooms" last more than a year. Taking this hallucinogen under the supervision of a specialist increased the volunteers' sense of well-being and satisfaction with life.

02.07.2008
News

Men and women react differently to casual relationships

While almost all men felt more significant, sexually satisfied and confident after meaningless sexual relations, almost half of women felt disappointed and experienced the feeling that they were taken advantage of. Some women noted that the reason for the connection was the hope for the possibility of a longer relationship.

02.07.2008
News

Computed tomography: it is better to think well!

Computed tomography helps doctors detect almost everything, from tumors to kidney stones. However, some experts have expressed concern about the safety of this procedure, especially the increased risk of cancer. The fact is that the radiation dose received by the patient during scanning on a CT scanner is 500 times higher than the dose received with conventional radiography.

02.07.2008
News

To prevent fractures, you need the right vibration platform

In old age, people's sense of balance worsens and muscle strength decreases, which increases the risk of falls and poorly fused fractures. According to the results of earlier studies, vibration causes reflex muscle contractions that help strengthen muscle tissue.

02.07.2008
News

The wheelchair will be controlled using the language

American scientists have created a device that allows you to control a wheelchair and a computer mouse using a tiny magnet implanted in the tip of the tongue. The new technology may be especially useful for people with severe spinal cord lesions and neuromuscular diseases.

01.07.2008
News

Every dentist has a weapon against cancer in his office

Light waves in the blue-violet region of the spectrum accelerate the polymerization of composite plastics used in dentistry due to the fact that free radicals are formed under their action, activating the catalyst. Scientists at the University of Georgia have found that irradiation with "dental" light of malignant tumors of the oral cavity suppresses the growth of cancer cells and stimulates their death.

01.07.2008
News

Granulocytes from healthy donors – a cure for cancer?

The authors tested leukocytes from healthy donors with high antitumor activity against human cervical, prostate and breast cancer cells. Unexpectedly good results were obtained in all experiments. Experts emphasize that granulocytes, which carry out innate immunity reactions, have predominantly antitumor activity.

01.07.2008
News

Reprogrammed poliovirus for safe vaccination

Scientists injected various variants of synthetic poliovirus into mice, most of which did not have any manifestations of the disease, but the synthesis of antibodies against poliovirus took place. These viruses are not yet suitable for human vaccination, but the proposed approach has enormous potential.

01.07.2008
News

"Black transplantologist" got a term

In three years, the proceeds of a thriving funeral home from the evisceration of corpses amounted to almost five million dollars. Donor organs with fictitious permits of relatives of the deceased were sent to various medical centers in the USA and Canada.

01.07.2008
News

Liquid crystals for DNA analysis

Liquid crystals can undergo changes in their organization in response to a slight change in the primary structure of DNA, including mutations at the level of one nitrogenous base.

01.07.2008
News

Atherosclerosis? Don't forget to check the arterial calcium index!

Atherosclerosis of the coronary arteries significantly increases the likelihood of myocardial infarction. When identifying people who are at risk for cardiovascular diseases, it is necessary to pay attention to the calcium index of the coronary artery.

30.06.2008
News

Coffee reduces the risk of liver cancer

There is a pronounced inverse relationship between coffee consumption and the risk of liver cancer. In addition, a high level of the liver enzyme gamma-glutamyltransferase in the blood is associated with an increased risk of developing the disease.

30.06.2008
News

At your age, Grandfather, it is harmful to lack of sleep!

In elderly people, lack of sleep can aggravate already, as a rule, impaired protective reactions to abnormal folding of protein molecules, the frequency of which increases as the cell ages. The accumulation and aggregation of abnormal proteins in the cell is associated with many diseases, including Alzheimer's and Parkinson's diseases.

30.06.2008
News

Type 2 diabetes? Take care of your brain – it's easy!

Type 2 diabetes is associated with chronic oxidative stress, which plays an important role in the processes of deterioration of cognitive function and the development of Alzheimer's disease. Eating fatty foods can lead to a sharp increase in the level of free radicals that trigger oxidative stress and damage tissues, including brain tissue.

30.06.2008
News

Counterfeiters

In Europe, expensive medicines are most often forged. In Russia, medicines are forged according to the principle of popularity – those that are in great demand are chosen.

27.06.2008