Τρίτη, 27 Μαΐου 2014

Science News SciGuru.com

Science News SciGuru.com

Link to Science News from SciGuru.com

Sperm cells are extremely efficient at swimming against a current

Posted: 27 May 2014 08:16 AM PDT

Like salmon traveling upstream to spawn, sperm cells are extremely efficient at swimming against the current, according to research to be published this week.

The discovery, to be published in the journal eLife by researchers at MIT and Cambridge University, may help us to understand how some sperm travel such long distances, through difficult terrain, to reach and fertilize an egg.

read more

HER2-positive breast cancer candidate drug: Positive findings in mouse model

Posted: 27 May 2014 08:01 AM PDT

A new drug targeting the protein PTP1B, which is up-regulated in HER2-positive breast cancer, has given positive results in reducing tumour growth and lung metastases in a mouse model of HER2-positive breast cancer. This is the major finding of a paper appearing online in the journal Nature Chemical Biology, from a multi-institution team led by Cold Spring Harbor Laboratory scientists.

read more

Δεν υπάρχουν σχόλια:

Δημοσίευση σχολίου