page_title: H. G. Callan
hierarchical_section_title: H. G. Callan
caption_attribution_description: Deutsch: "Chromatischer Faden, welcher einer Flaschenbürste vergleichbar ist" (nach heutiger Terminologie ein Lampenbürstenchromosom) aus dem Kern der Eizellen des Wassersalamanders (Triton). Für Originallegende siehe Image:O.Hertwig1906Fig2-6.jpg. English: "Chromatic fiber that resembles a bottle brush (In today's terminology a Lampbrush chromosome) from the cell nucleus of an ovarial egg from Triton", a Salamander species.
context_page_description: Harold Garnet Callan FRS FRSE, known as Mick Callan, was an English zoologist and cytologist. He is especially remembered for his work on Lampbrush chromosomes.
context_section_description: Harold Garnet Callan FRS  FRSE (15 March 1917, in Maidenhead – 3 November 1993), known as Mick Callan, was an English zoologist and cytologist. He is especially remembered for his work on Lampbrush chromosomes.
caption: Lampbrush chromosome from the cell nucleus of an ovarial egg from Triton sp., a salamander.
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