Articles

Found results: 16306

Your health

National characteristics of "cholesterol pills"

American cardiologists are arguing whether statins should be prescribed for preventive purposes. Our doctors are not yet able to treat patients with atherosclerosis with high cholesterol with them.

02.04.2010
Biomedicine

Gene therapy of retinal pigmented dystrophy: genes + nanoparticles

The condition of the retinal rods in the mice of the experimental group improved, and the destruction of the cones was prevented, while the animals from the control groups continued to go blind. No side effects of using nanoparticles to deliver "healthy" genes were found.

02.04.2010
Controversial

Breast cancer: under suspicion – vitamins

If further studies confirm that the increased risk of breast cancer is indeed associated with long-term intake of vitamins, and not with some unaccounted factor, then this is a serious reason to reconsider the safety of such drugs, in particular, for postmenopausal women.

02.04.2010
Healthy skepticism

Deception in science

Ben Goldacre's book "Deception in Science", published by Eksmo Publishing house, is called in English the same way as his website: "Pseudoscience", "Bad Science".

31.03.2010
Nanotechnology

Nanomedicine in questions and Answers

The on-line conference "Application of nanotechnology in medicine" was organized for its visitors by the editorial board of the Nanonews Network portal. Don't shoot the taper: he answered as best he could...

31.03.2010
Biomedicine

A microRNA suppressor will stop metastases

Reducing the miR-10b microRNA level with the help of antisense nucleotide sequences did not reduce the size of the primary tumor, but inhibited further metastasis.

30.03.2010
Your health

Will beta blockers help with breast cancer?

If it is possible to prove the effectiveness of beta-blockers to prevent metastases in breast cancer, oncologists will receive an effective and safe drug.

30.03.2010
Innovative Russia

Goodbye, innovative Russia!

The low efficiency of the implementation of the policy of innovative development has led to the activation of the process of "brain drain". In 2009, about 6,100 scientists and scientific specialists left Russia.

30.03.2010
New in Gerontology

Aging issues: a special application to Nature

The issue includes several reviews describing the results of recent studies on various aspects of aging and the possibility of applying the results obtained to prevent age-related diseases and prolong human life and youth.

30.03.2010
Other life sciences

The spliceosome mounts the film "Matrix RNA"

Creating a blockbuster, the film director cuts out extra frames from it, and a cellular machine called a spliceosome cuts out extra sections – introns – from the precursor molecule of matrix RNA. The new technology allows you to see the work of the splicer in real time.

30.03.2010
Bioethics

TV Series and Bioethics

Bioethicists have counted 179 cases of violations of medical ethics in 11 different areas in the films of the second season of the TV series "Dr. House" and "Anatomy of Passion".

29.03.2010
Other life sciences

DNA repair: it's better to see it once...

To see the DNA repair process, the scientists marked two repair proteins with quantum dots glowing in different colors and stretched the spiralized DNA molecule into several straight strands.

29.03.2010
Biomedicine

Early diagnosis of glaucoma will preserve vision

Glaucoma, which often occurs in elderly people, ranks second in the world among diseases that lead to vision restriction and blindness. The new method of diagnosis of glaucoma will allow several years earlier than the existing methods to detect the disease and begin treatment.

29.03.2010
Cellular technologies

Autologous fibroblasts: cellular mesotherapy for skin rejuvenation

For "cellular mesotherapy", his own (autologous) fibroblasts are isolated and cultured from a tiny fragment of the patient's skin. After a series of injections of living cells, the microstructure and appearance of the skin noticeably and permanently improve.

26.03.2010
Other life sciences

How to achieve immortality?

Cells are able to spontaneously achieve a state of immortality (immortalization) by gradually changing the expression of genes that control the processes of DNA repair, as well as cell growth and division.

25.03.2010