Microalgae are known to be a nutrient-rich feed source for many aquatic animals. It is also an important raw material exploit high biological activity substances humans. This the first study on characteristics and algae biomass production from green microalgae Nannochloris atomus being carried out in Vietnam. In this study, scientific name of strain N. NT12 based morphological 18S rRNA gene seq...

In the absence of a satisfactory definition of Rickettsia the observations herein recorded were arbitrarily limited to bacterium-like organisms which are intracellular and Gram-negative. Rickettsia of this type were found in the following species: Amblyomma americana, Amblyomma hebraeum, Boophilus decoloratus, Atomus sp., Casinaria infesta, Chrysopa oculata, Ctenocephalus canis, Dermacentor var...