منابع مشابه
Breathe, then breed
CA) reveal that DNA is synthesized when it is least likely to be hit with oxidative damage. Damaging oxidizing agents are produced by respiration. In yeast, respiration is periodic—it alternates in ف 40-min cycles with a stage of non-respiration called the reductive phase. This oscillation was detected decades ago, but it was never thought to be connected to cell cycle progression. Now, Kleve...
متن کاملTo breathe or not to breathe.
WHY KIDS DON’T BREATHE What beginners discover is that they really don’t need to take any extra breath to make a sound on their instrument. They can make a sound and get by with whatever breath they have on hand at the moment. Besides, they are inundated with so many other things to think about – holding the instrument, embouchure, different pitches, counting, fingerings, articulation – why bot...
متن کاملBreathe Easy
The articles on weather and asthma focused on outbreaks of asthma flare-ups during periods of thunderstorms, especially in the late spring and early summer. These studies, conducted in Australia and Great Britain, did seem to find a correlation between spring storms and increased problems with asthma. Researchers speculate the phenomenon may have two possible causes. The most likely is related ...
متن کاملMitochondria breathe for autophagy.
Proper mitochondrial structure and function are established by continuous cycles of fusion and fission, and a unidirectional pathway of autophagy-mediated degradation. In this issue of The EMBO Journal, Graef and Nunnari (2011) demonstrate that autophagy requires healthy mitochondria in cells under amino-acid starvation. Defects in mitochondrial respiration cause activation of cAMP-dependent pr...
متن کاملBreathe Easy at Home
The Breathe Easy at Home Program enables clinicians to refer asthmatic patients to Boston Inspectional Services Department (ISD) if they suspect housing conditions trigger symptoms. The authors conducted one-on-one interviews with clinicians (n = 10) who referred patients, and focus groups with inspectors from the ISD (n = 9) and a variety of stakeholders (n = 13), to gain insight into program ...
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ژورنال
عنوان ژورنال: Journal of Cell Biology
سال: 2004
ISSN: 1540-8140,0021-9525
DOI: 10.1083/jcb1644rr2