Life Science

This article in the May issue of Cancer Cell describes, "bacterially derived nano-sized particles (minicells) for encapsulation of a range of different chemotherapeutic drugs." This is another derivative of liposome technology to deliver higher doses of traditional chemotherapeutics. This technology is exciting because it appears to be effective at even lower doses of drug than current liposome technology.

This paper adds to the debate about what is really regulating senescence. They argue that mitochondria can regulate telomere length.

Here's a nice summary of some of the major mouse models of cancer. Good resource.

A new study has shown that HPV infection is a major risk factor for throat cancer. The article also mentions various prevention and public health strategies related to this.

A very interesting article about metabolism and losing weight. Dieting isn't the same for everyone.

Researchers at the Salk have identified a gene that may be responsible for the longevity benefit of caloric restriction.

A proof-of-concept mini PCR machine was created that runs of AA batteries. It may not be great for lab experiments, but it could be useful for diagnostics.

More good news about the treatments for heart attacks.

Here's some nice data about undergraduate research experiences and how they affect future PhDs. Enthusiastic mentors are the key.

A new paper describes that the level of Ras expression is key to whether it will promote proliferation or arrest.