نتایج جستجو برای: akabane disease
تعداد نتایج: 1490222 فیلتر نتایج به سال:
Akabane disease is a viral disease of ruminants that is mainly characterized by fetal damage. Inapparent infections in adults can lead months later to abortions, stillbirths and congenital defects in newborns. Most affected neonates die or must be euthanized. Before vaccines were developed, Akabane disease caused significant economic losses in some countries. Between 1972 and 1975, this virus r...
The article describes the characteristics of Schmallenberg and Akabane viruses that cause disease in cattle, sheep and goats. Сlinical symptoms of the diseases are described. The measures for the prevention, control and eradication of Schmallenberg and Akabane viruses are discussed. Despite the relationship of Schmallenberg and Akabane viruses and a similarity of the clinical picture and pathol...
background and aims: akabane disease causes epidemics of abortions, stillbirths and congenital malformations manifested as arthrogryposis and hydranencephaly or microanencephaly in sheep, goats and cattle. akabane virus replicates in arthropods and is transmitted by either mosquitoes or midges. outbreaks of the akabane virus have been reported from many countries in southeast asia, middle east,...
Akabane is a viral disease transmitted by mosquitoes and biting midges that affects cattle and less frequently sheep and goats. It is also commonly known as “curly calf disease” due to the deformities it can cause in foetuses when cows are infected with the virus during pregnancy. The stage of pregnancy during which the cow is infected determines the range and severity of clinical signs seen. C...
Abstract Background and Aims: Akabane disease causes epidemics of abortions, stillbirths and congenital malformations manifested as arthrogryposis and hydranencephaly or microanencephaly in sheep, goats and cattle. Akabane virus replicates in arthropods and is transmitted by either mosquitoes or midges. Outbreaks of the Akabane virus have been reported from many countries in Southeast Asia...
the present study was conducted on sixty healthy female domestic ruminants that suffered from still births or abortion, to find sero-positive cases and also to determine the probable role of uterine tissue in diagnosis of akabane viral infection and viral persistency. because of this, a serological test (elisa) and molecular (rt-pcr) diagnostic methods were used to find the seropositive cases a...
BACKGROUND Akabane virus is a member of the genus Orthobunyavirus in the family Bunyaviridae. It is transmitted by hematophagous arthropod vectors such as Culicoides biting midges and is widely distributed in temperate to tropical regions of the world. The virus is well known as a teratogenic pathogen which causes abortions, stillbirths, premature births and congenital abnormalities with arthro...
Akabane virus is a Culicoides-borne orthobunyavirus that is teratogenic to the fetus of cattle and small ruminant species. Depending upon the stage of gestation atwhich infection occurs, and the length of gestation of the mammalian host, a range of congenital defects may be observed. The developing central nervous system is usually the most severely affected, with hydranencephaly and arthrogryp...
The present study was aimed at the detection and describing the lesions of akabane virus in foetal and new-born calves tissues using immunohistochemical and immunofluorescence techniques. Akabane virus lesions were evaluated in 12 foetuses and three new-born calves using serological and pathological methods and immunohistochemistry and immunofluorescence. Macroscopically, prominent arthrogrypos...
Background and Aims: Akabane virus is an arbovirus in the genus Orthobunyavirus of the family Bunyaviridae that can affect ruminants such as cattle, sheep and goats. This arthropod-borne virus is transmitted by either mosquitoes or midges and has been identified as a cause of outbreaks of reproductive disorders (abortions, premature births, and stillbirths) and congenital malformations (arthrog...
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