Washington, May 21 (ANI): Scientists have found that salamanders' immune systems are key to their remarkable ability to regrow limbs, and could also underpin their ability to regenerate spinal cords, brain tissue and even parts of their hearts.

London, May 16 (ANI): Women live longer than men partly because their immune systems age more slowly, a new study has claimed.

Washington, May 3 (ANI): Researchers have discovered the mechanism used by the Ebola virus to disarm the adaptive immune system.

Washington, May 1(ANI): A new study has found that in experiments in mice, a class of drugs commonly used to treat asthma by targeting mast cells in the immune system could help treat vascular symptoms associated with dengue infections.

Washington, April 28 (ANI): The secret to strengthening your immune system's ability to fight off illness might be right under your nose-or rather, in it, according to a University of Saskatchewan researcher.

Washington, Apr. 27 (ANI): Yoga may be better than traditional exercise for strengthening the immune system and may also help change gene expression, a study has claimed.

Washington, April 23 (ANI): Results of nearly two years' worth of study on biological samples from space shuttle Atlantis, have shed light on how the human immune system responds to stress and assaults while in space - and maybe here on Earth.

Washington, April 15 (ANI): A system of genes that bacteria use to defend themselves against viruses, has been found to be involved in helping some bacteria evade the mammalian immune system.

Washington, Apr. 9 (ANI): Newborn babies' immune system development and levels of vitamin D have been found to vary according to the month in which they were born, according to a new research co-authored by an Indian-origin researcher.

Washington, Apr 2 (ANI): Until now, scientists were not entirely sure about fish oil's immune enhancing effects, which is widely believed to help prevent disease by reducing inflammation.

Washington, Mar 26 (ANI): Neurons that control hunger in the central nervous system also regulate immune cell functions, implicating eating behavior as a defense against infections and autoimmune disease development, a new study has found.

London, February 27 (ANI): Producing sons is more stressful for mothers and could shorten their livespans, a study has suggested.

Washington, Feb 9 (ANI): Scientists from Dana-Farber Cancer Institute have demonstrated a new strategy for treating autoimmune disease that successfully blocked the development of rheumatoid arthritis in a mouse.

London, Feb. 9 (ANI): The researchers have claimed that they have gained a key insight as to how zinc helps the immune system to fight infection.

Washington, February 6(ANI): Researchers have pinpointed how vitamin D3 and omega-3 fatty acids may enhance the immune system's ability to clear the brain of amyloid plaques, one of the hallmarks of Alzheimer's disease.

Washington, February 5 (ANI): Researchers have found that living in space weakens astronauts' immune systems.

London, January 23(ANI): Researchers at the Stanford University School of Medicine have found a novel way to engineer key cells of the immune system so they remain resistant to infection with HIV, the virus that causes AIDS.

Washington, January 4 (ANI): In a new study, researchers claim to have succeeded for the first time in creating cancer-specific, immune system cells called killer T lymphocytes, from induced pluripotent stem cells (iPS cells).

London, Dec 23(ANI): Researchers have found that a compound found in chicken soup - carnosine - helps the body's immune system to fight the early stages of flu.

London, December 22 (ANI): In a breakthrough has been hailed as "exciting", prostate cancer patients have been given new hope after researchers eliminated the disease in mice.

Washington, December 4 (ANI): Hebrew University researchers have discovered how the deadly malaria parasite evades the immune system, paving the way for the development of new approaches to cure this acute infection.

London, November 28 (ANI): A team of scientists from the Walter and Eliza Hall Institute in Australia has discovered a gene that could hold the key to treating and potentially controlling chronic infections such as HIV, hepatitis and tuberculosis.

Washington, November 26 (ANI): It is known that the accumulation of particular abnormal proteins, including amyloid-beta (A beta) among others, in patients' brains plays a central role in Alzheimer's disease, one of the most common causes of dementia.

London, November 19 (ANI): A biodegradable nanoparticle was used to stealthily deliver an antigen that tricks the immune system into stopping its attack on myelin and halt a model of relapsing remitting multiple sclerosis (MS) in mice, according to new Northwestern Medicine research.

Washington, November 15 (ANI): A mutation in an immune system gene may contribute to a person's risk of developing Alzheimer's disease, Canadian researchers have found.