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Tag: "membranes" at medical news

Feeding channel created by malaria parasite - a new target for malaria treatments

Researchers have found pore-like holes in the membranes of red blood cells infected by the deadliest form of the malaria parasite. The parasite, Plasmodium falciparum, apparently uses these holes to supply itself with the nutrients it needs to grow and reproduce. The discovery may lead to the developmen...

Prevention is better than cure

... from the outer part of the nose or from the moist membranes of the eye via the tear duct.// People can catch cold from the coughs and sneezes of victims or from virus contaminated objects. Symptoms of a cold include one or more of the following: running or stuffy nose, sore throat, hoarseness, 'dry' cough, t...

The cocaine danger

...e to invading microorganisms, and build up on cell membranes causing them to break apart. In a sense, the body is seeing the drug as a foreign body, or germ. When cocaine is introduced, the complement proteins build up on the body's own cells, causing massive tissue damage.Michael Davies of St George's Hospit...

Drugs to stop burgeon of HIV

...ted by HIV called Vpu formed ion channels in fatty membranes around cells. Ion channels act as 'gates' for ions to pass in and out of the cell."We had to make a conceptual leap between ion channels and the budding process" said Professor Gage who works in the Division of Biochemistry and Molecular Biology at t...

More about HIV

...s is a retrovirus that binds to receptors found on membranes of immune system T cells. When HIV attacks a cell, the virus is internalized, copied into DNA, then migrates into the nucleus where it inserts itself as part of the host DNA. In many cases, the inserted viral genes remain dormant, sometimes for as lo...

Attacking therapy with electricity

The holes in the cell membranes which is being punched by electrical pulses could ...tion, which involves punching tiny holes into cell membranes using electrical pulses. Each pulse lasts only millionths of a second, but when applied it opens u...

How to determine allergies?

...d, so there is no allergy. Once exposed, the nasal membranes swell in response, leading to the too-familiar symptom of nasal congestion, perhaps accompanied by sneezing and watery eyes. The best solution is to avoid the irritant, once you find out what it is. Over-the-counter saline sprays, antihistamines and ...

Nasal sprays used for other ailments!

...e it gets into the bloodstream fast through mucous membranes in the nasal area. The drug will, in fact, act quicker than the corresponding pill. Nasal sprays are already being used in the treatment of osteoporosis, migraine and diabetes. Many more applications are being developed. Nasal sprays are an ideal a...

Eating Fish Helps the Heart

...tty acids from omega-3 oils are stored in the cell membranes of heart cells and can prevent sudden cardiac death or fatal irregular heart rhythms. Specifically, the oils block excessive sodium and calcium currents in the heart, which can cause electrical discharges that result in erratic changes in heart rhyth...

Mouth Infection better handled with new discovery

...e characterized by whitish spots and ulcers on the membranes of the mouth, tongue and throat. It primarily affects people with weakened immune systems caused by antibiotics, chemotherapy or diseases such as AIDS. Denture wearers may also be affected. It can be treated by antifungal medications in otherwise hea...

Hearing loss can happen from regular exposure to carbon monoxide

... cell, and cause extensive damage to the proteins, membranes and genes. Free radicals are often produced as by products of the body’s constant interaction with the oxygen in producing energy for the cells. Oxidative stress can cause many disease conditions in the body and harm the health of the individual. Th...

Tetanus causing toxin has therapeutic properties

...ransported by the synaptic membranes, and thus the membranes cannot interconnect to pass on the neural signals through the brain. In comparison with the serotonin inhibitors current used, these molecules are more powerful and more effective, and work more specifically. This property of the molecule makes it su...

PUFA reduces risk of cataract

...aining the proper structure// and function of cell membranes and hence has a role in delaying cataract. In fact animal studies have shown that high intake of polyunsaturated fatty acids delays the onset of cataracts. A cataract is a clouding of the normally clear lens of the eye. Age-related cataract is one of...

Acrolein may be the key to halting spinal cord damage

...ance that coats damaged spinal cells so that their membranes can heal and also oscillating field stimulator implants that encourage the tissue to regenerate," Shi said. "We are hopeful that detoxifying acrolein will allow doctors to stop the chemical attack cycle as well, adding to the number of treatment meth...

Treatment for heart damage in muscular dystrophy may be possible

...rts in mice with damage to the cardiac muscle cell membranes from the slow weakening of the heart muscles. The study is the first one to show what happens to the muscles in the heart called myocytes. The study also for the first time shows how the chemical sealant can be used to prevent heart failures in mic...

More News That Circumcision Could Reduce risk of HIV infection

...een the HIV infected persons body fluid and mucous membranes of another. This spread can be prevented by avoiding these behaviors or by use of preventive condoms. Use of disposable syringes can avoid transmission of the virus by needle. Routine testing for HIV can prevent transmission through blood transfusion...

Death Of Singaporean Woman After Mysterious Illness

...rome, a severe inflammation of the skin and mucous membranes which can be caused by an allergic reaction to drugs, The Straits Times said. Wong, the mother of a three-year-old daughter and six-month-old son, visited a doctor on July 7 for a fever and was given medication, the paper said. "After a few days, ...

Chronic Sinusitis May Be Related To Nasal Mucus

...exceeded that needed to damage the nasal and sinus membranes and make them more susceptible to infections such as chronic sinus infection. To conduct this investigation, the researchers had collected specimens from 22 consecutive Mayo Clinic chronic sinus infection patients undergoing endoscopic sinus surgery...

HIV Infection Higher In Drug Trafficking Countries

...een the HIV infected persons body fluid and mucous membranes of another. This spread can be prevented by avoiding these behaviors or by use of preventive condoms. Use of disposable syringes can avoid transmission of the virus by needle. Routine testing for HIV can prevent transmission through blood transfusion...

RNA Nanotechnology To Rescue Cancer Patients In Future

...outcome of treatment. Particles pass through cell membranes into the cell's interior, and the body has a hard time retaining particles smaller than 10 nanometers. But the tiny triangles fit, and they worked well enough to interrupt the growth of human breast cancer cells and leukemia model lymphocytes in labo...

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