منابع مشابه
Take-away Games
Several authors have considered take-away games where the players alternately remove a positive number of counters from a single pile, the player removing the last counter being the winner. On his initial move, the first player may remove any number of counters, so long as he leaves at least one. On each subsequent move, a player may remove at most f(n) counters, where n is the number of counte...
متن کاملTake my breath away
A lack of oxygen activates a pathway that causes the bacterial cell wall to break down, which, in turn, aids bacterial biofilm development.
متن کاملTake away some of the keys.
physicians. In the United States, the supervisory model is used most often. Applying the metaphor in Warner’s editorial, we could say that in Canada older anesthesiologists are “in the driver’s seat,” whereas in the United States, they usually are “backseat drivers” – involved in the crucial parts of the anesthetic but otherwise leaving patient care to the individual actually “behind the wheel....
متن کاملA multiplicity of muscarinic mechanisms: enough signaling pathways to take your breath away.
S ince the classification by Dale of cholinergic responses as muscarinic or nicotinic and the subsequent identification of acetylcholine as the first neurotransmitter mediating the negative chronotropic response of cardiac muscarinic acetylcholine receptors (mAChR), studies on muscarinic receptors have provided a wealth of new insights that have had a wide impact on neurobiology and pharmacolog...
متن کاملThe possibilities will take your breath away: breath analysis for assessing environmental exposure.
Human breath is the gaseous exchange with the blood and thus contains trace organic contaminants and metabolites representative of environmental doses. Sampling and analysis of gaseous components in human breath offers a noninvasive and quick means of qualitatively and quantitatively assessing internalized doses of environmental contaminants. Although the humid and complex nature of breath is a...
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ژورنال
عنوان ژورنال: Nature Sustainability
سال: 2019
ISSN: 2398-9629
DOI: 10.1038/s41893-018-0216-8