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PREPARATION OF A BACTERIAL SMEAR SPECIAL STAINING TECHNIQUES

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Presentation on theme: "PREPARATION OF A BACTERIAL SMEAR SPECIAL STAINING TECHNIQUES"— Presentation transcript:

1 PREPARATION OF A BACTERIAL SMEAR SPECIAL STAINING TECHNIQUES

2 ASEPTIC PROCECURE FOR MICROBE REMOVAL

3 ASEPTIC PROCECURE FOR MICROBE REMOVAL FOR PREPARATION OF A BACTERIAL SMEAR

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6 SPECIMEN PREPARATION FOR LIGHT MICROSCOPY
PREPARATION OF A BACTERIAL SMEAR

7 STAINING SPECIAL STAINING TECHNIQUES Negative Staining for Capsules Capsules Determinants for virulence in some genera of bacteria Capsule Staining Preparation of a bacterial smear along with negative staining w/ Nigrosin or India Ink Counterstain w/ Crystal Violet

8 STAINING SPECIAL STAINING TECHNIQUES Negative Staining for Capsules Preparing a bacterial smear for Capsule Staining

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10 STAINING SPECIAL STAINING TECHNIQUES Negative Staining for Capsules Capsule Stain Results

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13 STAINING SPECIAL STAINING TECHNIQUES Endospore Stain Genera of bacteria that produce endospores Bacillus & Clostridium Other genera: Desulfotomaculum, Sporosarcina, Sporolactobacillus, Oscillospira, Thermoactinomyces Schaeffer-Fulton Method for Endospore Staining Preparation of a Bacterial Smear-Air dry Application of Primary Dye (Malachite Green) w/ concurrent application of heat Allow slide to cool Rinse w/ water Application of Counterstain (Safranin)

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16 SPECIAL STAINING TECHNIQUES Endospore Stain Results
SPECIAL STAINING TECHNIQUES Endospore Stain Results Flagellar Stain Uses mordant and carbolfuchsin stain to increase flagellar diameter until resolved by light microscope

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