MICROBIOLOGY

India Ink Negative Staining Protocol for Cryptococcus Detection

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UPDATED 2026-09-15
EXAMPLEIndia Ink Negative Staining Protocol for Cryptococcus Detection
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CASE ANALYSIS

Scenario

Clinical microbiology laboratory performing India Ink staining on cerebrospinal fluid to detect encapsulated yeast.

Key decisions

  • India ink vial within expiry
  • Preparation adequate and capsular halos visible
  • Yeast-like cells present without capsules

When to reuse this

Use when training or documenting the negative staining workflow for Cryptococcus neoformans capsule detection.

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