PPT-STAPHYLOCOCCUS Staphylococci are : -Gram positive

STAPHYLOCOCCUS Staphylococci are Gram positive cocci Occur in grape like clusters They are non motile and non sporing A few strains possess capsules Produce pigments Cultural Characteristics i On nutrient agar The colonies are. Gram Stain Reaction. The Gram stain reaction, named after the Danish bacteriologist Hans Christian Gram, was originally devised in 1882.. Gram staining is based on the ability of the bacterial cell wall to retain the crystal violet dye. . 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.. Gram positive cocci. Bile-Esculin. Enterococcus. identification. Esculin. .  . Esculitin. + Glucose. esculitin. + Fe  . Ferric. citrate (. dark. . brown. ). Selective. media. Bile . added. Ghosh, . Hathaway . Brown . High School. , Shaker Heights, Ohio, USA . Does bitter melon (. Momordica charantia. ) have antibacterial property?. Bitter Melon (. Mormodica. . charantia. ). Popular in Southern Asia . Physical differences & clinical . signifigance. . . Figure 4.8b. Gram- positive bacteria. Gram-negative bacteria. Figure 4.8a. Gram-Positive cell walls. Teichoic acids:. Lipoteichoic acid links to plasma membrane. Differentiate bacteria into two large groups (the Gram Positive and the Gram negative).. Gram status is important in medicine; the presence or absence of a cell wall will change the bacterium's susceptibility to some antibiotics. Debolina Ghosh, Hathaway Brown High School , Shaker Heights, Ohio, USA Does bitter melon ( Momordica charantia ) have antibacterial property? Bitter Melon ( Mormodica charantia ) Popular in Southern Asia Gram-Positive Bacilli Bacteria Dr. Alan N. Talabani Lecturer at College of Medicine/University of Sulaimani Gram-Positive Bacteria I- Gram Positive bacteria A- Gram positive cocci B- Gram positive rods cultures drawn from your patient, Mrs. I. M. Septic, are growing . gram-positive . cocci. . Mrs. Septic is a 42-year-old woman who was. admitted with a fever and malaise. Which of the following is NOT . The important pyogenic . cocci. are : .  . Gram positive. 1-Staphylococcus 2-Streptococcus. 3-Pneumococcus. . Gram negative . . 4-Gonococcus . 1078 1079 separated into two tubes; one tube contained anticoagulant for hematology studies, and in other tube without anticoagulant was used for serum separation and subsequent biochemical tests. Blo Kingdom: Bacteria. Phylum: Firmicutes. Class: Bacilli. Order: Bacillales. Family: Staphylococcaceae. Genus: . Staphylococcus . Rosenbach.  1884. Organism . Stapyl. (. greek. word) – bunch of grapes. (MRSA) and . methicillin-resistant. . Staphylococcus . pseudintermedius. . (MRSP) in skin infections from company animals in Portugal (2013-2021)  . Andreia Garcês. 1,2,3. *, Augusto Silva. 1. , Ricardo Lopes. Gram- positive . cocci. :. Staphylococci. Assist. . Prof.. Shaima’a. Al-. Salihy. . Learning Objectives: . After this lab. You must be able to:. 1- Describe staphylococci under microscope.. 2-Distinguish between staphylococci and streptococci..