indicators, key used for/ determines reagents, or key positive result ingredients 1. crystal violet Comments/ Medium/test negative result additional info decolorization is key. Must include +/- controls on gram reaction and size and 2. iodine morfdant Gram stain stains purple stains pink 3. gram's declorizer 4. safranin shape every slide to verify result quadrant streak- isolation of pure culture of bacteria check this for any pigmentation of colonies TSA Eosin methylene blue agar (EMB) 1. no blackening of medium 2.same color of added multi test medium (3 results reagent (not red) 3. stab is visible an defined with growth 1. blackening of medium 2. red color in added 1. sulfur/H2S 2. indole/tryptophasnase 3. motility/flagella 1. ferrous salts reagent 3. fuzzy appearance of medium/stab not visible SIM 2. Kovac's in one medium) 3. low % agarose motility agar Brewer's plate in Anaerobe jar
Control of Microbial Growth
It can be defined as the process to inhibit or prevent the growth of the population of microorganisms. It usually involves the use of physical and chemical agents to the growth of microorganisms. It is very important to control the growth of microorganisms, especially in the pharmaceutical and biotechnology industries, academic research, medical field, and food industry.
Sterilization
It is a method for the destruction of all forms of vegetative growth and endospores from a medium. In other words, sterilization can be defined as a method of killing every microbial organism such as bacteria, fungi, etc. present in an object or a medium. There are different strategies present to sterilize an object, like physical methods and chemical methods of microbial control.
Trending now
This is a popular solution!
Step by step
Solved in 3 steps