منابع مشابه
Tiger stripes.
On occasion a high amplitude band-like signal is noted on Doppler spectral recordings of valvular regurgitation (Fig. 1). However, clinically these “tiger stripes” are most often noted with porcine mitral prosthetic valves (Fig. 2), and may be indicative of an acute flail prosthetic leaflet.1–5 These band-like signals appear to be associated with an intracardiac oscillating structure,6 with the...
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During the second outbreak of avian influenza H5N1 in Thailand, probable horizontal transmission among tigers was demonstrated in the tiger zoo. Sequencing and phylogenetic analysis of those viruses showed no differences from the first isolate obtained in January 2004. This finding has implications for influenza virus epidemiology and pathogenicity in mammals.
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April 7 is known as “World Health Day” and one of the main responsibilities of World Health Organization is to improve the knowledge of the world population in order to prevent various diseases(1). This organization selects an illness or a disorder in terms of a unique slogan in order to plan for educational, prevention, curative and re-strengthening the operation of countries aroun...
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ژورنال
عنوان ژورنال: Frontiers in Ecology and the Environment
سال: 2019
ISSN: 1540-9295
DOI: 10.1002/fee.1998