Diseases, Conditions, Syndromes

Parasite needs chemical (lipid/nutrient) in cat intestines for sex

Toxoplasma gondii is a microbial parasite that infect humans and complete its full life cycle only in cats. New research published August 20 in the open-access journal PLOS Biology shows why: the sexual phase of the parasite's ...

Medical research

Defective degradation enzyme triggers hereditary storage diseases

In rare hereditary storage diseases such as Sandhoff's disease or Tay-Sachs syndrome, the metabolic waste from accumulating gangliosides cannot be properly disposed of in the nerve cells because important enzymes are missing. ...

Oncology & Cancer

Cannabinoid compounds may inhibit growth of colon cancer cells

Medical marijuana has gained attention in recent years for its potential to relieve pain and short-term anxiety and depression. Now, Penn State College of Medicine researchers say some cannabinoid compounds may actually inhibit ...

Immunology

Observing inflammatory cells in the body

The process of inflammation is complex. The main role is played by immune cells migrating from the blood into the tissue to fight the inflammation. If too many of these cells are active, however, they can just as easily cause ...

Health

New snakebite treatment makes major advance

A University of Arizona researcher developing a therapy to prevent or delay the dangerous results of rattlesnake and other venomous snakebites in humans has shown that a combination of carbon monoxide and iron inhibits snake ...

Genetics

Genetic choreography of the developing human embryo

Years ago, when I was teaching at a state university, I had the privilege to show real human embryos and fetuses to my genetics classes. An obstetrician back in the 1950s had saved them after patients had miscarried, with ...

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