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Luminous Vibriosis : A Major Treat in Penaied Shrimp Farming.

Najiah Musa & Lee Kok Leong. Department of Fisheries and Aquaculture, Genensis Biotechnology Sdn. Bhd., Aquatic Animal Health Unit.
by

fizah ibrahim

on 19 March 2013

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Transcript of Luminous Vibriosis : A Major Treat in Penaied Shrimp Farming.

Luminous Vibriosis :
A Major Treat in Penaied Shrimp Farming Clinical signs : Clinical signs : Clinical Signs : Differentiation of Vibriosis and NHP-B in White Shrimp Litopenaeus vannamei of Farms from Sonora, Mexico.
Available at :
https://www.was.org/documents/MeetingPresentations/WA2009/WA2009_0875.pdf Hepatopancreas and tail of shrimp infected with vibriosis Culture Fisheries. Shrimps. Centre for E-Learning. Kerala Agricultural University
Available at :
http://www.celkau.in/Fisheries/CultureFisheries/Shrimps/dismagt.aspx Shrimp affected with systemic vibriosis disease Longyant S, Rukpratanporn S, Chaivisuthangkura P, Suksawad P, Srisuk C, et al. 2008. Identification of Vibrio spp. in vibriosis Penaeus vannamei using developed monoclonal antibodies. Journal of Invertebrate Pathology 98:63-8 Fig. 1. Vibriosis in P. vannamei :
(A) with symptoms of black stripes on both sides of the lateral cephalothorax and whitish muscle. (B) with smoky body coloration. (C) Uninfected shrimp Bar, 1 cm. Juvenile shrimp with a systemic infection by a luminescent strain of V. parahaemolyticus. Fig. 2 was photographed with normal light, while Fig. 3 is a 5 min time exposure with bacterial luminescence as the only light. While the Vibrio infection is systemic, the luminescent bacteria are brightest where oxygen is most available (i.e. in the appendages). 2 3 Fig 1 A postlarval (PL) Penaeus stylirostris with vibriosis. Necrosis of several appendages (pleopods and pereiopods) is indicated by melanized foci or tips. A dark oral region is suggestive of bacterial colonization of the cuticle of the esophagus and mouth appendages. Wet-mount; no stain. Magnification 50X 1 Treatment Bacteria vibriosis
Available at :
http://mail-cenaim.espol.edu.ec/noti/cursos_material/curso19/ligthner/Photo4_2.htm
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