Patients with the lymphocyte depletion subtype usually present with involvement of abdominal lymph nodes.

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And the lymphocyte deplete subtype is the kind that most often extends from nodes to adjacent organs.

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The World Health Organization this week said the subtype isn't thought to be transmitted between humans, unlike the more-common H5N1 strain.

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First, he analysed the samples to find their viral load (the number of virus particles per cubic centimetre) and the subtype of virus involved.

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Drugs that stimulate the next subtype, the 5-HT2B receptor, have been associated with heart valve disease, the major reason for withdrawal of the fenfluramine part of the fen-phen weight loss combination drug.

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Targacept's pill is more refined, he says, because it binds with a subtype of neuronal nicotinic receptor situated mostly in parts of the brain that process sensory information and aid in learning and short-term memory.

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Malaysia will only resume imports of China's poultry when China is able to contain the new avian flu subtype and is declared free from the strain, Nazahiyah Sulaiman, spokeswoman at Malaysia's Department of Veterinary Services (DVS) said.

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Because of the virus subtype, it is less likely that avian flu would become transmissible from person to person, but still possible, said Dr. William Short at the division of infectious diseases at Thomas Jefferson University Hospital in Philadelphia, Pennsylvania.

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And despite the fact that hoarding has traditionally been seen as a symptom or subtype of obsessive compulsive disorder (OCD), brain activity in those who cannot de-clutter is also distinct from that of people with typical OCD, the study shows.

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In the FDA press release, the FDA states that according to the National Institutes of Health, an estimated 15.3 million people are affected by IBS, and IBS-C is a subtype characterized mainly by abdominal pain and by hard or lumpy stools at least 25 percent of the time and loose or watery stools less than 25 percent of the time.

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