Fluorescence Microscopy of Brugia

Submitted by Frederic Landmann, postdoctoral fellow at University of California Santa Cruz, and published in PLOS NTD (Pubmed ID: 20689574).

1.  B. malayi Pretzel embryo about to hatch,  PI staining (red) and actin cortex (Phalloidin in green)

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2. B. malayi 1.5 fold embryo, same stainings

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3.  B. malayi zygote in uterus.  In red, the polar body and Wolbachia; in green the actin cortex and anti-acetylated H4 staining the chromatin. Around the zygote in red, sperm cells.

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4.  Oogonia in ovary, same stainings as above, showing Wolbachia around the nucleus

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5.  Distal part of the ovary, germline cells filled with Wolbachia (red). In green, the chromatin (acH4) and the central actin-rich rachis.

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6.  Distal part of the testis, same stainings, NO Wolbachia

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7.  male posterior part, actin (green), PI (red) and autofluorescnece of the spicules in red

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8.  close up of 8

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9.  female anterior part, actin in green, PI in red, see muscles, pharynx and ovejector.

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10.  male spicules

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11.  ovejector, actin

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12.  ovejector, DNA (PI)

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13.  Merge of 12 and 13

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14. Wolbachia in lateral chord (red) with a muscle quadrant (phalloidin, green)

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15.  Lateral view of previous picture in 3D.

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16.  in a female (lateral view, 3D)

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17.  Male and female B. malayi, DAPI staining high resolution in epifluorescence. You can recognize all the parts of the reproductive systems, enjoy!

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18.   Mature sperm in a B. pahangi male. It seems there are 5 chromosomes.

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