Explain procedure for acid fast staining, Biology

Assignment Help:

Explain Procedure for Acid Fast Staining?

Carry out the exercise using the steps enumerated herewith.

1. Label the clean, non-greasy slides and make smears of M. smegmatis, S. aureus and mixture of two on them.

2. Allow the smear to air dry and then fixed the smear by heating.

3. Cover the smear with carbol fuchsin and put the slide on a beaker of warm water. Allow the steam to pass through smear for five minutes. Replenish the stain, if needed.

4. Allow the slide to cool. Then wash the smear with tap water.

5. Decolourize the smear by adding acid alcohol drop wise till the clean alcohol with slight red tinge comes out.

6. Wash the slide with tap water.

7. Flood the smear with methylene blue for two minutes.

8. Wash the smear with tap water. 9. See under 100x after air drying.


Related Discussions:- Explain procedure for acid fast staining

Digestive enzymes, Digestive Enzymes Now let us consider the general p...

Digestive Enzymes Now let us consider the general principles of digestion that are applicable t6all animals. We will start with the digestive enzymes that breakdown the large

Explain cognitive - behavioural approaches, Cognitive - Behavioural Approac...

Cognitive - Behavioural Approaches They includepsychoeducatiorzal and rational-emotive  therapy. The goal is to identify problem behaviour and irrational beliefs and then to de

Species concept, SPECIE S CONCEPT - According to Davis and Heywood...

SPECIE S CONCEPT - According to Davis and Heywood species define as assemblage of individuals with morphological features in common and separable from other such assembla

Nutrition, The oxidation of sugar in the cell of higher organisms takes pla...

The oxidation of sugar in the cell of higher organisms takes place in the where

Relate the oxide layer and biocompatibility of titanium, Q. Relate the oxid...

Q. Relate the oxide layer and biocompatibility of titanium? The compatibility of a metal with its host environment depends on its resistance to biodegradation and on the degree

How to increase in the amount of glucokinase in liver, How to increase in ...

How to increase in  the amount of glucokinase in liver Consumption of a meal rich in carbohydrate  or administration  of insulin initiate an increase in  the amount of glucokin

Determine the initiation of muscle contraction, Describe the Capillarity Th...

Describe the Capillarity Theory in respect of ascent of water in plants. Name the tissue included. Determine the initiation of muscle contraction. What is the role of Sarcoplas

Show the stages in which the cell respiration is divided, Q. What are the t...

Q. What are the three stages into which the cell respiration is divided? The three stages of aerobic cell respiration are glycolysis, Krebs cycle and respiratory chain also kno

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd