PPT-Microbiology lab 6 Gram- positive cocci:

Streptococci 1 Asst Prof Shaimaa Al Salihy Learning objectives After this lab You must be able to Describe streptococci under microscope Classify streptococcus spp according to hemolysis patterngt. Dr. Nariman Sindi. 1. classification. The classification of streptococci is based on:. Hemolysis:. Alpha-. hemolytic. streptococci (. α. -. hemolytic. ):. Incomplete lysis (partial hemolysis) of red blood cells (RBCs) in the agar resulting in the formation of a greenish zone around their colonies.. STREPTOCOCCUS 15.1INTRODUCTIONStreptococci Streptococci are Gram-positive cocci arranged in chains or pairs. They are part ofStreptococcus pyogenes causing pyogenic After reading this lesson, you will Gram positive cocci. Bile-Esculin. Enterococcus. identification. Esculin. .  . Esculitin. + Glucose. esculitin. + Fe  . Ferric. citrate (. dark. . brown. ). Selective. media. Bile . added. A. Introduction – There are multiple criteria by which you can classify an organism. 1. Metabolic Activities (Carbon, Energy & Oxygen sources). A) Recall that microbes may vary in their carbon & energy sources. Bacteria . One of our kingdoms. Bacteria. Bacteria are minute microscopic prokaryotes. They are unicellular organisms, which are usually identified by their specific activities, more than their general . Clinical Microbiology LaboratoryHolly Huse PhD DABMM MASCP PHMMicrobiology ManagerHuntington Memorial HospitalPasadena CAAt the conclusion of this program you will be able toDescribe the primary role Staphylococci. Dr. Oruba. Khalid abbas . . . Systemic Bacteriology. Objective : Pyogenic cocci. Pyogenic cocci : Pyogenic means “ pus forming”. Cocci means “spherical bacteria”. They include:. Bacteriology. Systemic Bacteriology. Objective : Pyogenic cocci. Pyogenic cocci : Pyogenic means “ pus forming”. Cocci means “spherical bacteria”. They include:. 1. Staphylococcus (Gram positive). 1. Demonstrate a basic understanding of commonly encountered organisms in the healthcare setting.. Discuss the importance of reviewing and interpreting Microbiology lab results.. Give examples of pathogenic vs. non-pathogenic bacteria.. Department Nursing, Second stage. Lab/6 . Practical Microbiology I . م.م. محمد عبدالرسول دبي. A/Gram + cocci (. Staphylococci and Streptococci. )..  . 1. .. Staphylococci. :. I- General features:. ve Cocci Flowchart This job aid is a component of the free, ondemand CDC training course “Biochemicals and Gram Positive Organism Identification.” Find the course at https://www.cdc.gov/la Neissereae. Medical Microbiology. By:. Asst. Prof. Dr. . Shaima’a. Al-. Salihy. . Neisseriae. Neisseriae. :. The most important species are:. Neisseria . gonorrhoea. (gonococci). Neisseria . meningitidis. Gram Positive. Gram Negative. Gram-Positive bacteria. Gram-Negative bacteria. Cell Wall. A single-layered, smooth cell wall.  A double-layered, wavy cell-wall. Cell Wall thickness. The thickness of the cell wall is 20 to 80 . Lab. . 3. By. Assistant lecturer. Zainab farooq . shafeeq. Principle. The Gram stain is the most useful and widely employed differential stain in bacteriology.. It divides bacteria in to two groups (Gram positive and Gram negative bacteria..