idw – Informationsdienst Wissenschaft
Nachrichten, Termine, Experten
Nachrichten, Termine, Experten
Das Bild zeigt zwei Spermazellen (rot fluoreszente Kerne der Spermazellen) in einer mutanten Samenanlage: Hier wurden die Gene für die EC1-Proteine ausgeschaltet und als Folge können die beiden Spermazellen nicht fusionieren. Sie bleiben nach Ankunft in einer der beiden Synergidenzellen (= flankierende Zellen, die den Pollenschlauch anlocken und zum Platzen bringen) liegen, da sie nicht durch die Eizelle aktiviert werden können.
Source: Foto: Dr. Stefanie Sprunck
(1049 KB, 1770 x 1734 pixels)
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