نتایج جستجو برای: heartworm
تعداد نتایج: 360 فیلتر نتایج به سال:
OBJECTIVE To characterize risk factors, clinical findings, usefulness of diagnostic tests, and prognosis in cats with naturally occurring heartworm infection (HWI). DESIGN Retrospective study. ANIMALS 50 cats with Dirofilaria immitis infection. PROCEDURE Medical records, thoracic radiographs, and echocardiograms were reviewed and findings compared with appropriate reference populations. ...
Isolated rat thoracic aortic strips undergoing noradrenaline-induced contraction were treated with an adult heartworm (HW) crude extract and then examined for isometric changes in tension. HW extract caused relaxation of endothelium-intact strips, but not endothelium-denuded strips. This effect was inhibited by treatment with NG-nitro-L-arginine methyl ester hydrochloride (L-NAME) and could be ...
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