immune cells

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Acne drug may help prevent HIV breakout

Washington, Mar 20 (ANI): A cheap acne drug that’’s been used for decades effectively targets infected immune cells in which HIV, the virus that causes AIDS, lies dormant and prevents them from reactivating and replicating, claim Johns Hopkins researchers.
The drug, minocycline, likely will improve on the current treatment regimens of HIV-infected patients if used in [...]

Gene site linked to food allergy identified

London, March 8 (ANI): Scientists have discovered the first major gene location responsible for a severe, often painful type of food allergy called eosinophilic esophagitis (EoE).
In this disease, which may cause weight loss, vomiting, heartburn and swallowing difficulties, a patient may be unable to eat a wide variety of foods.
After conducting a genome-wide association study, [...]

Vitamin D vital for activating our immune defenses

London, March 8 (ANI): Vitamin D plays an important role in activating our immune defenses against infectious diseases like flu, says a new study.
According to the research, without sufficient intake of the vitamin, the killer cells of the immune system – T cells – will not be able to react to and fight off serious [...]

Master gene that switches on disease-fighting cells identified

London, Sep 14 (ANI): British scientists have identified the master gene, called E4bp4, that causes blood stem cells to turn into disease-fighting ‘Natural Killer’ (NK) immune cells.

The discovery, by researchers at Imperial College London, UCL and the Medical Research Council’s National Institute for Medical Research, could one day help scientists boost the body’s production of [...]

Engineered human fusion protein stops HIV-1 replication in mice

Washington, September 9 (ANI): Inspired by New World owl monkeys’ ability to make a fusion protein that potently blocks HIV-1 infection, scientists at the University of Geneva in Switzerland have engineered a human HIV-1 inhibitor.

Lead researcher Jeremy Luban points out that owl monkeys make AoT5Cyp, and that the human genome encodes the equivalent of [...]

Indian-origin scientists find novel therapeutic target for autoimmune diseases

London, Sept 2 (ANI): A research team led by Indian-origin scientists from University of Michigan have discovered a new mechanism that would help in future therapies for conditions ranging from autoimmune diseases to organ transplants to cancer.

U-M biochemistry professor [...]

Abnormal immune response to wheat linked to type 1 diabetes

Washington, August 21 (ANI): An abnormal immune response to wheat proteins may be the cause of type 1 diabetes in about 50 per cent of its cases, according to a study.

Dr. Fraser Scott and his collaborators from the Ottawa Hospital Research Institute and the [...]

Parasites’ quirky trick to persuade immune cells to invite them in for dinner

Washington, Aug 21 (ANI): Scientists from Imperial College London have found that parasite leishmania tricks immune system to let it enter the body and cause skin infection.

Leishmaniasis is an infection caused by Leishmania parasites that cause disfiguring and painful skin ulcers, and in severe cases the infection can also spread to the internal organs.

Patients with [...]

Waste by-product of malaria parasite’s reproductive process linked to devastating fever

Washington, August 21 (ANI): Studying hemozoin – a crystal-like by-product released during reproduction among parasites from the Plasmodium family – may help understand why malaria leads to devastating inflammation and fever, according to a Canadian study.

Lead researcher Dr. Martin Olivier, of McGill University in Montreal, points out that, inside the human body, the malaria parasite [...]

Lung damage from inhaling nanoparticles sparks off health fears

London, August 19 (ANI): A new study, which analyzed seven Chinese factory workers developing severe lung damage from inhaling nanoparticles, has triggered off debate over the environmental-health effects of nanotechnology.

According to a report in [...]

Pine bark extract ‘helps reduce inflammation’

Washington, July 16 (ANI): An antioxidant plant extract from the bark of the French maritime pine tree has been found effective in reducing inflammation, and soothing pain associated with various health problems, claim researchers.

According to lead researcher Dr. Raffaella Canali of the National Research Institute on Food and Nutrition in Rome, Italy, pycnogenol can actually [...]

New drug helps rescue memory loss in mice with Alzheimer’s disease

Washington, July 15 (ANI): A drug similar to the one used in clinical trials for treatment of rheumatoid arthritis and psoriasis has been found to be effective against Alzheimer’s disease, say researchers.

The drug called PMX205 has been found to prevent inflamed immune cells from gathering in brain regions with Alzheimer’s lesions called amyloid plaques.

Cell [...]

Simple blood test may predict Alzheimer’s risk

Washington, July 14 (ANI): Scientists at the University of California, Los Angeles (UCLA) are working on a simple blood test that may help predict Alzheimer’s risk.

They say amyloid beta forms the plaques considered the hallmark of Alzheimer’s disease, and if the immune system isn’t adequately clearing amyloid beta, it may indicate Alzheimer’s risk.

MP Biomedicals LLC, [...]

Why HIV patients are more vulnerable to TB infection

Washington, July 1 (ANI): Ending one of the biggest mysteries, Harvard scientists have found out why HIV patients are more susceptible to tuberculosis (TB) infection.

In their study paper, a team of researchers led by Dr. Naimish Patel have described how HIV switches off the immune response to Mycobacterium tuberculosis.

The researchers have detailed how HIV [...]

Key culprits in lupus disease identified

Washington, June 30 (ANI): Scripps Research Institute researchers have identified three new proteins that play a role in the development of lupus erythematosus (or lupus), a chronic inflammatory disease that can affect different body [...]

Babies born by C-section ‘at increased asthma risk’

London, June 30 (ANI): Babies born by ceasarean section are more susceptible to developing diseases including asthma and diabetes, according to a new research.

And scientists hold stress experienced by children during the operation responsible for making genetic changes that lead to the vulnerability, reports The Telegraph.

In the study, researchers found that the babies have important [...]

Scientists uncover new trigger for chronic inflammation in rheumatoid arthritis

London, June 29 (ANI): Scientists at Imperial College London say that blocking a signal molecule made by the human body, which triggers the immune system into action, may make it possible to develop more effective treatments for rheumatoid arthritis.

Rheumatoid arthritis is the most common autoimmune disease that causes painful and persistent swelling in the joints, [...]

Cancer-causing Ras protein may help fight its own malign effects

Washington, June 19 (ANI): Scientists at Tel Aviv University (TAU) in Israel have found that a cancer-causing protein can also help fight tumours it causes. he researchers have shown that an oncogene called Ras-which can cause normal cells to be come cancerous when mutated or expressed in high concentrations-has the power to heal as well [...]

Scientists unveil new cellular targets for HIV drug development

Washington, May 28 (ANI): A new study suggests that HIV drug development should be focused on immune cells called macrophages, whose job is to “eat” invading disease agents, instead of traditionally targeted T cells because that may take scientists a step closer to eradicating the disease.

The study led by researchers from the University of [...]

New DNA-like compounds show promise to treat lupus

Washington, May 28 (ANI): A University of Iowa researcher has announced the creation of DNA-like compounds that effectively inhibit the cells responsible for systemic lupus erythematosus, an incurable chronic autoimmune condition that damages the skin, joints and internal organs.

Dr. Petar Lenert, an assistant professor of internal medicine at the University of Iowa Roy Carver College [...]