Haematological and Coagulation Profiles during Severe Tropical Theileriosis in Cattle
Haematological and Coagulation Profiles during Severe Tropical Theileriosis in Cattle
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DOI:
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发表时间:
2006
影响因子:
0.6
通讯作者:
Ramazan Col;U. Uslu
中科院分区:
文献类型:
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作者:
Ramazan Col;U. Uslu
This study was conducted to measure selected haematological parameters in Holstein cattle naturally infected with Theileria annulata. Haematological analysis indicated significant decreases in red blood cell count, haematocrit value, haemoglobin amount, mean corpuscular haemoglobin concentration, and white blood cell, lymphocyte, neutrophil, monocyte, eosinophil, and basophil counts. On the other hand, significant increases were seen in mean corpuscular volume and marked reticulocytosis in infected animals compared to the animals in the control (uninfected) group. In the coagulation profile, activated partial thromboplastin time and prothrombin time were significantly prolonged, and platelet counts were significantly less in the infected group compared to those in the control group. Fibrinogen concentration was slightly higher in the infected group than that in the control group. These observations revealed that T. annulata infection in cattle is associated with marked changes in haematological and coagulation parameters. fiiddetli Tropikal Theileriosisli S›¤›rlarda Hematolojikal ve Koagulasyon Profilleri Ozet: Bu araflt›rma, doal olarak Theileria annulata ile infekte olan Holstein s›¤›rlarda baz› hematolojik ve hemostatik parametrelerin belirlenmesi amac›yla yap›ld›. Kontrol grubu ile karfl›laflt›r›ld›¤›nda, enfekte grupta alyuvar say›s›, hematokrit deer, hemoglobin mikrat›, ortalama alyuvar hemoglobin konsantrasyonu, akyuvar say›s›, lenfosit, notrofil, monosit, eozinofil ve bazofil say›lar› onemli duflufller gosterirken belirgin bir retikulositozis ile birlikte ortalama alyuvar hacminde ciddi art›fllar goruldu. Kontrol grubu ile karfl›laflt›r›ld›¤›nda, enfekte grupda aktive edilmifl parsiyel tromboplastin zaman› ve protrombin zaman›nda onemli derecede uzama, trombosit say›s›nda onemli oranda duflme, fibrinojen konsantrasyonunda ise hafif bir yukselme bulundu. Sonuc olarak; Tropikal theileriosisin, s›¤›rlar›n hematolojik ve hemostatik profilinde onemli duzeyde deiflikliklere sebep olduu belirlendi.