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BY2012 Microbiology Bacterial Flagella Flagellar Arrangements in Bacteria A B C D A: Peritrichous; B: Single Polar; C: Lophotrichous; D: Bipolar Flagellar Arrangements a. Bacillus cereus with peritrichous flagella; b. Vibrio cholerae with single polar flagella; c. Bacillus brevis with peritrichous flagella; stained with Leifson’s carbol fuchsin stain Flagella – Peritrichous Bacillus species Peritrichous flagella stained by Leifson’s carbol fuchsin stain Flagellar stain – Peritrichous Proteus vulgaris Peritrichous flagella arrowed Flagella – Swarmer Cell Proteus vulgaris Swarmer cell arrowed Flagella – Swarmer Cell Proteus vulgaris Proteus swarmer cells (arrowed) Flagellar stain – Peritrichous Proteus vulgaris Swarmer cell of P. vulgaris Colourised electron micrograph of P. vulgaris swarmer cell Flagellar stain – Peritrichous Escherichia coli Peritrichous flagella stained with specific fluorescein-labelled antibodies; UV microscopy Bacterium with Lophotrichous Flagella Transmission electron micrograph Bacterium with Single Polar Flagellum Transmission electron micrograph; negative staining Helicobacter pylori Colourised electron micrograph showing lophotrichous tufts of flagella Bacterium with Lophotrichous Flagella Colourised transmission electron micrograph showing surface fimbriae (yellow) and polar flagella (purple) Flagella – Amphitrichous or Bipolar Rhodospirillum rubrum Bipolar flagella arrowed Flagella –Bipolar or Amphitrichous Tufts Anaerobiospirillum Leifson’s carbol fuchsin stain Flagella – Single Polar Pseudomonas Single polar flagella arrowed; Leifson’s carbol fuchsin stain
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