Nathan Seppa's Articles
- NewsThree laboratories analyzing remaining samples of polio vaccine used in the late 1950s find that none contains any human or simian immunodeficiency virus, or chimpanzee DNA—making polio vaccine unlikely to be the cause of the initial HIV outbreak in central Africa.
- NewsSevere lupus can be reversed with a transplant of the patient's own bone marrow stem cells, after they're allowed to mature outside the body, and medication that neutralizes self-attacking immune cells.
- NewsSome patients with Parkinson's disease also have destruction of nerve terminals in the heart that affects blood pressure.
- NewsKidney-dialysis patients getting the vitamin D drug paricalcitol survive longer than those getting a similar medication called calcitriol.
- FeatureA new class of experimental drugs that mimic the actions of the hormone glucagon-like peptide 1 shows benefits against type 2, or adult-onset, diabetes.
- NewsTests on monkeys show that an experimental vaccine can build immunity against Ebola virus within a month, suggesting the vaccine might help contain outbreaks of the deadly pathogen.
- NewsA new transplant technique that uses blood transfusions from a sibling combined with decreasing doses of immune-suppressing drugs enables some patients to fight off advanced kidney cancer.
- NewsAttaching a clot-busting drug to red blood cells limits the drug's side effects, a study in animals shows.
- NewsA thymus tissue transplant enables babies born with DiGeorge syndrome to develop functional immune systems.
- NewsBlack grease that athletes smear under their eyes to control the glare of the sun really helps them discern contrast; what's more, it works better than black tape, a newer antiglare aid.