Immunology

Exosomal transmission of viral resistance in Hepatitis B

(Medical Xpress)—To move material in bulk, the standard shipping container used by cells, is the vesicle. These approximately 40-micron sized spheres are essentially recyclable grocery bags that can be loaded and adorned ...

Oncology & Cancer

Researchers uncover new target to stop cancer growth

Researchers at the University of Wisconsin-Madison have discovered that a protein called Munc13-4 helps cancer cells secrete large numbers of exosomes—tiny, membrane-bound packages containing proteins and RNAs that stimulate ...

Medical research

Bioelectric signals in breast cancer metastasis studied

Metastasis accounts for approximately 90 percent of mortality in breast cancer patients. During the last few decades, there has been significant progress in understanding genetic, molecular and signaling mechanisms underpinning ...

Medical research

How killer immune cells avoid killing themselves

After eight years of work, researchers have unearthed what has been a well-kept secret of our immune system's success. The findings published online on June 9th in Immunity offer an explanation for how specialized immune ...

Medical research

Researchers identify potential target in myeloid malignancies

Researchers at Children's Hospital of Philadelphia (CHOP) have identified a molecule that plays a role in post-translational modification and activation in myeloid malignancies, making it a potential therapeutic target. The ...

Oncology & Cancer

Skp2 activates cancer-promoting, glucose-processing Akt

HER2 and its epidermal growth factor receptor cousins mobilize a specialized protein to activate a major player in cancer development and sugar metabolism, scientists report in the May 25 issue of Cell.

HIV & AIDS

Study reveals how a Rab protein controls HIV-1 replication

HIV-1 replication requires the coordinated movement of the virus's components toward the plasma membrane of an immune cell, where the virions are assembled and ultimately released. A study in The Journal of Cell Biology reveals ...

Medical research

Notre Dame researchers report fundamental malaria discovery

A team of researchers led by Kasturi Haldar and Souvik Bhattacharjee of the University of Notre Dame's Center for Rare and Neglected Diseases has made a fundamental discovery in understanding how malaria parasites cause deadly ...

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