Post-fasting olfactory, transcriptional, and feeding responses in Drosophila

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Post-fasting olfactory, transcriptional, and feeding responses in Drosophila.

The sensation of hunger after a period of fasting and of satiety after eating is crucial to behavioral regulation of food intake, but the biological mechanisms regulating these sensations are incompletely understood. We studied the behavioral and physiological adaptations to fasting in the vinegar fly (Drosophila melanogaster). Here we show that both male and female flies increased their rate o...

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Olfactory responses of Drosophila larvae.

We studied complete dose-response curves for 53 odorants in the third instar larvae of Drosophila melanogaster. All odorants, except one, elicited an attraction response. Some odorants also elicited a decrease from their peak response at higher concentrations. This concentration-dependent decrease in olfactory response could be due to either desensitization or repulsion, 2 possibilities that we...

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Is Fasting Duration Important in Post Adenotonsillectomy Feeding Time?

BACKGROUND Adenotonsillectomy is a common otolaryngology surgery. Nausea and vomiting are the most common complications of this procedure with a prevalence ranging from 49% to 73 %. OBJECTIVES Our aim was to evaluate the effects of short time fasting protocol on decreasing postoperative pain, nausea and vomiting, and initiation of oral feeding after adenotonsillectomy. PATIENTS AND METHODS ...

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is fasting duration important in post adenotonsillectomy feeding time?

conclusions the findings of this survey showed that shortening the duration of pre-adenotonsillectomy fasting period and hydration of patients several hours prior to the operation might be effective in decreasing postoperative pain and facilitating postoperative oral feeding initiation. nevertheless this method does not seem to prevent postoperative nausea and vomiting. results the amount of ac...

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Fasting and Feeding

The widespread interest in the subject of this paper, excited by recent successful and unsuccessful attempts to sustain life under abnormal conditions, and the existence of a general desire for information respecting the history of similar efforts made in the past, have induced me to collect the narratives here brought together. No explanation need be offered of the apparent want of connection ...

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ژورنال

عنوان ژورنال: Physiology & Behavior

سال: 2012

ISSN: 0031-9384

DOI: 10.1016/j.physbeh.2011.09.007