Tag Archives: Streptococcus agalactiae

Piper betle Leaf Extract Inhibits Multiple Aquatic Bacterial Pathogens and In Vivo Streptococcus agalactiae Infection in Nile tilapia

Abstract An in vitro assessment of antimicrobial properties of aqueous and ethanol extracts from solo garlic (Allium sativum), garlic chive (Allium tuberosum) and betel leaves (Piper betle) on six bacterial pathogens in aquaculture, and a challenge of Nile tilapia, Oreochromis … Continue reading

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Severe clinical signs of diseased tilapia infected by Streptococcus agalactiae

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Some characteristics of Streptococcus agalactiae – causative agent of Streptococcosis disease of tilapia in Northern Vietnam

During 2009-2010, Streptococcus sp isolates were identified as a causative agent of mass mortality Tilapia in Northern Vietnam. Based on morphological, biochemical and physiological characteristics, Streptococcus sp isolates were re-identified as Streptococcus agalactiae. Research on physiology indicated that  S. agalactiae could … Continue reading

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Intracellular Streptococcus agalactiae revealed by Gram staining for tissue smear and TEM (Transmission electron microscope)

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