منابع مشابه
Louis Pasteur
detail, a valuable contribution and a positive demonstration of his "philology and erudition". The images receive, by comparison, cursory treatment. It is only after repeated perusals that the reader grasps how simple the material really is, basically three male-female pairs dateable to 1539 and their derivatives: the De Negker-Vogtherr set from Strasbourg; the Sabio set from Venice; and the Go...
متن کاملBrief encounter
Text by Mitch Leslie [email protected] Brief encounter A t fi rst glance, some of the cell’s communication proteins seem ill-suited for the job. They are embedded in the outer layer of the plasma membrane and have no direct connection to the cell interior. Yet they manage to relay signals across the membrane. The proteins tend to congregate, and on page 169, Chen et al. show that this gre...
متن کاملNighttime Encounter
I felt the world narrow as I looked at her, a frail woman tonight thin and grey, lent animus by memory and desperation and loneliness. She gestured weakly as I came to her and said something, muffled, under the thick, coiled tubing which snaked to the mask bound about her face. I took the straps off, and at this early morning hour she straightened her hair feebly, gazing in the darkness as the ...
متن کاملSt. Louis Encephalitis
Transmission of the virus of St. Louis encephalitis to normal chickens by the bite of infected mites (Dermanyssus gallinae) has been demonstrated. Both experimentally infected and naturally infected mites were shown to be capable of transferring the virus of St. Louis encephalitis to chickens by bite. Virus is present in the blood of such chickens in small amounts, so that demonstration of vire...
متن کاملLouis De Broglie’s experiment
Louis de Broglie’s celebrated hypothesis transfers a problem of representation of optics to the quantum theories. Let us suppose that the fact that originated the problem in optics is the following, “The images obtained by optical instruments are limited by diffraction. Is the diffraction phenomenon exclusively restricting of the information contained in the image or does it have some physical ...
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ژورنال
عنوان ژورنال: Gesta
سال: 2018
ISSN: 0016-920X,2169-3099
DOI: 10.1086/698838