Lab Blood Agar Movie 3 13 2020 Youtube

Lab Blood Agar Movie 3 13 2020 Youtube Lab ch 10 blood agar 3.13.2020. Lab ch 10 macconkey agar movie.

Lab Macconkey Agar Movie 3 13 2020 Youtube This video provides photos and narrator interpretation of blood agar (bap) specialized bacterial growth medium. examples of sterile bap as well as plates wit. Preparation of blood agar. about 40 grams of the prepared medium is added to 1000 ml distilled or deionized water. the suspension is heated up to boiling to dissolve the medium completely. it is then sterilized by autoclaving it at 15 lbs pressure and 121°c for about 15 minutes. Blood agar can be made selective for certain pathogens by the addition of antibiotics, chemicals or dyes. examples includes crystal violet blood agar to select streptococcus pyogens from throat swabs, and kanamycin or neomycin blood agar to select anaerobes from pus. composition of blood agar. 0.5% peptone; 0.3% beef extract yeast extract; 1.5%. Blood agar consists of a base containing a protein source (e.g. tryptones), soybean protein digest, sodium chloride (nacl), agar, and 5% sheep blood blood contains inhibitors for certain bacteria such as neisseria and haemophilus genera, so the blood agar must be heated to inactivate these inhibitors and to release essential growth factors (e.g., v factor).