Medical research

New study reveals gut segments organized by function

As food enters the intestine, it embarks on windy, lengthy journey. For most of the route, its surroundings don't appear to change much. But new research from Rockefeller's Daniel Mucida shows that the food-processing canal ...

Diseases, Conditions, Syndromes

Fighting staph infections with the body's immune system

Researchers have gained a greater understanding of the biology of staphylococcus skin infections in mice and how the mouse immune system mobilizes to fight them. A study appears this week in the PNAS. Community acquired methicillin-resistant ...

HIV & AIDS

New HIV vaccine strategy 'pumps' the immune system

A new HIV vaccine delivery strategy appears to enhance the protective immune response in a preclinical model. Scientists at the La Jolla Institute for Immunology (LJI) have discovered that delivering an HIV vaccine in small ...

Immunology

Gut immune cells play by their own rules

Only a few vaccines—for example, against polio and rotavirus—can be given orally. Most must be delivered by injection. Weizmann Institute of Science researchers suggest this may be, in part, because the training program ...

Oncology & Cancer

How do metastatic tumor cells grow in lymph nodes?

The spread of cancer to a new part of the body accounts for about 90 percent of cancer deaths. Cancer cells can spread from sites of origin to other parts of the body through blood vessels (blood-borne metastasis) or the ...

Immunology

Study reveals how immune cells target different tissues

For the first time, researchers have revealed the different molecular identities of important immune cells, called T regulatory cells, using single cell genomics, in both mouse and human peripheral non-lymphoid tissues such ...

Oncology & Cancer

Cutting off melanoma's escape routes

Stopping melanoma from spreading to other parts of the body might be as simple as cutting off the blood supply to the cancer, according to researchers.

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