Sentences with phrase «time in a petri dish»

In a paper published Sept. 21 in Cell, Harvard Medical School genetics professor Olivier Pourquié — whose lab discovered the segmentation clock 20 years ago — and colleagues report that they used mouse cells to reconstitute a stable version of this clockwork for the first time in a petri dish, leading to several new discoveries about where the clock is located, what makes it tick and how the vertebral column takes shape.

Not exact matches

In a recent test, the device successfully killed microbes both in a petri dish and when implanted under the skin of a rat; it lasted about two weeks, the amount of time surgery patients are most at risk for post-op infectionIn a recent test, the device successfully killed microbes both in a petri dish and when implanted under the skin of a rat; it lasted about two weeks, the amount of time surgery patients are most at risk for post-op infectionin a petri dish and when implanted under the skin of a rat; it lasted about two weeks, the amount of time surgery patients are most at risk for post-op infections.

IBM developed a technique for making carbon nanotubes emit light, paving the way for new fiber optics; Harvard scientists figured out how to deposit tiny wires on glass or plastic, opening the door for the development of supercheap computers; and at the University of Central Florida, neuroscientist Beverly Rzigalinski discovered a nanomolecular fountain of youth effect: When Rzigalinski applied cerium oxide nanoparticles to rat neurons in a petri dish, the particles seemed to strip out the free radicals that make tissues age and kept the neurons alive and functioning up to six times their normal life span.

In animal models or petri dishes, scientists disable one gene at a time to see how it affects the proposed network.

The team first used the tried - and - true method of growing yeast in Petri dishes and painstakingly counting how many times an individual yeast cell produced a daughter cell.

They completed a screen of 115 mutants x 3 replicates = a lot of petri dishes for their first time in the laboratory.

† But in Petri dish studies and in experimental animals, PRX002 has over 400 times greater affinity for aggregated than monomeric AS.

Through Zernicka - Goetz's efforts, this process - essential to the formation of natural embryos - has now for the first time been successfully replicated in a petri dish.

«Over the course of time, the cells interact with each other and the collagen to form pieces of artificial heart that beat on their own in a Petri dish,» Elson says.

One day after mating, eggs were transferred to a Petri dish, where they were treated with lye diluted to 0.5 % in water for 90 s. Then, they were washed 3 times for 3 min with water, and maintained for 24 h at 28.5 °C.