Background Functional imaging studies have recently demonstrated that specific brain
regions become active in cocaine addicts when they are exposed to cocaine stimuli. To test …

Background: Transcranial magnetic stimulation (TMS) allows noninvasive stimulation of
neurons using time-varying magnetic fields. Researchers have begun combining TMS with …

One hundred and nineteen cases of ventricular septal defect in infancy and childhood have
been reviewed, with special reference to the electrocardiogram. The changes in the …

A prosthesis constructed with a fatigued steel helix encased in a silicone rubber shield was
used to band the main pulmonary artery in 10 dogs. After a mean duration of 138 days the …

Elastomeric seals are a frequently favoured method of sealing radioactive material transport
(RMT) packages. The sealing technology has been proven for many years in a wide range …

XIAP prevents apoptosis by binding to and inhibiting caspases, and this inhibition can be
relieved by IAP antagonists, such as Smac/DIABLO. IAP antagonist compounds (IACs) have …

Polymer electrolytes are ionically conducting solid phases formed by the dissolution of salts
in ion-coordinating macromolecules. Such materials may be readily fabricated as films using …

A SERIES of large, datable pottery assemblages has been excavated in the City of London,
principally from the Thames waterfront. The archaeological context of these groups and the …

Valve replacement in children has always been associated with a highmortality, outgrowth of
the prosthetic valve and difficulty in managinganticoagulation. Between January 1985 and …

The mother, a healthy 34-year-old woman with one previous normal pregnancy, received
thioridazine (Mellaril) 25 mg. daily for three months before conception and 25 mg. per day for …