
BOSTON -- A form of niacin may be a novel treatment for chronic progressive multiple sclerosis, according to researchers here. In a mouse model of MS, nicotinamide- the amide form of niacin, or vitamin B3 - significantly prevented disability.

BOSTON -- A form of niacin may be a novel treatment for chronic progressive multiple sclerosis, according to researchers here. In a mouse model of MS, nicotinamide- the amide form of niacin, or vitamin B3 - significantly prevented disability.

ANN ARBOR, Mich. -- Despite better detection and more curative surgery, kidney cancer mortality rates continue to rise - a "treatment disconnect" that raises thorny questions.

BOSTON -- Women with high serum levels of lipoprotein(a) are at an increased risk for cardiovascular disease, especially if they also have high levels of LDL. But the risk marker is not likely to be useful in widespread screening for heart disease risk.

OKLAHOMA CITY -- A strategy for transfusion-free liver transplantation, developed for Jehovah's Witness patients, reduced overall blood use when applied to all patients, researchers here reported.

BOCHUM, Germany -- For intertriginous psoriasis maintenance therapy, the topical drugs Elidel (pimecrolimus) or Dovonex (calcipotriol) may be as effective as topical corticosteroids with less risk of side effects, researchers here suggested.

BOCHUM, Germany -- For intertriginous psoriasis maintenance therapy, the topical drugs Elidel (pimecrolimus) or Dovonex (calcipotriol) may be as effective as topical corticosteroids with less risk of side effects, researchers here suggested.

NEW ORLEANS -- Levels of lead in the blood now considered safe increase the risk of death, epidemiologists reported today.

NEW ORLEANS -- Levels of lead in the blood now considered safe increase the risk of death, epidemiologists reported today.

SEATTLE -- Functional rhinoplasty improves the quality of life of patients with a severe nasal obstruction, according to surgical research here.

SEATTLE -- Functional rhinoplasty improves the quality of life of patients with a severe nasal obstruction, according to surgical research here.

HOBART, Tasmania -- For children who can't or won't get enough calcium from their diets, supplements seem to be an inadequate substitute, a meta-analysis suggested.

HOBART, Tasmania -- For children who can't or won't get enough calcium from their diets, supplements seem to be an inadequate substitute, a meta-analysis suggested.

YORK, England -- Acupuncture is no panacea for the ravages of unspecified low back pain, but the needles can help a little over the long haul, according to researchers here.

YORK, England -- Acupuncture is no panacea for the ravages of unspecified low back pain, but the needles can help a little over the long haul, according to researchers here.

DALLAS -- Airborne fine particles of metal, particularly zinc, may contribute to the development of lung cancer, according to an ecological study here.

DALLAS -- Airborne fine particles of metal, particularly zinc, may contribute to the development of lung cancer, according to an ecological study here.

SAN ANTONIO -- The shortage of lungs deemed suitable for transplantation could be eased with a combination of medical management of donor organs and less stringent acceptance criteria, researchers here asserted.

SAN ANTONIO -- The shortage of lungs deemed suitable for transplantation could be eased with a combination of medical management of donor organs and less stringent acceptance criteria, researchers here asserted.

BALTIMORE -- Mild anemia, long associated with fatigue and weakness, may be an independent risk factor for loss of so-called executive function in older patients, researchers reported.

BALTIMORE -- Mild anemia, long associated with fatigue and weakness, may be an independent risk factor for loss of so-called executive function in older patients, researchers reported.