The challenge of
microgravity also extends to biology, and a metabolic tracking project will look into how it affects various medicines.
Not exact matches
Montachusett Regional Vocational Technical School in Massachusetts has a team monitoring the effect of
microgravity on the growth of Bacillus subtilis,
also useful as an antibiotic.
The researchers
also found increases in gray matter volume in regions that control leg movement and process sensory information from legs, which may reflect changes related to the brain learning how to move in
microgravity.
The shuttle mission this weekend will
also deploy the European Space Agency's Eureca satellite, the world's first reusable satellite for studying the effects of
microgravity (see «Making the most of weightlessness», New Scientist, 11 July).
Microgravity research can
also benefit scientists trying to improve the shelf life of consumer products like toothpaste and laundry detergent.
Astronauts who live in
microgravity for prolonged periods
also can have compromised immune systems, he notes.
The extra radiation in space
also weakens the immune system, and it is possible that
microgravity and radiation cause more damage to the immune system together than they do separately.
NASA is
also developing two new space laboratories dedicated to
microgravity research.
The team
also has to grapple with time constraints: They will have just 22 seconds of
microgravity to conduct experiments that take 8 minutes on Earth.
His expectations were exceeded when his supervisor at the center offered him an opportunity to tackle a
microgravity research project that Sergi Vaquer, a young medical doctor at the Municipal Institute for Medical Research (IMIM),
also in Barcelona, needed help with.
Genetic analysis
also revealed significant increase in activity in two genes that may be involved in mitochondria function, suggesting that osteoclast activation might be linked to the reaction of mitochondria to
microgravity.
This investigation
also determines the feasibility of developing improved pharmaceuticals in
microgravity using a new method to test the metabolic impacts of drug compounds.
Stem cell expert Chunhui Xu (
also featured in our post last week about
microgravity) has teamed up with biomedical engineers Ximei Qian and Shuming Nie to develop an extremely sensitive technique for detecting stray stem cells.
When the centrifuge's acceleration is turned off, scientists can
also measure seedling response to
microgravity and establish a baseline.
The trio is
also continuing the maintenance of the station's life support systems and its
microgravity science operations.
In - space fabrication will be getting an update with a brand new HP 3D printer made for
microgravity, but
also an experiment in sintering - based additive manufacturing.