The cell in development and inheritance . A B Fig. 47. — Pathological mitoses in epidermal cells of salamander caused by p>oisons,[Galeotti.] A. Asymmetrical mitosis after treatment with % antipyrin solution. B. Tripolar mitosisafter treatment with % potassic iodide solution. also common in regenerating tissues after irritative stimulus (Strobe);but it is uncertain whether such mitoses lead to the formation ofnormal tissue.^ The frequency of abnormal mitoses in pathological growths is amost suggestive fact, but it is still wholly undetermined whether theabnormal mode of cell-divisi


The cell in development and inheritance . A B Fig. 47. — Pathological mitoses in epidermal cells of salamander caused by p>oisons,[Galeotti.] A. Asymmetrical mitosis after treatment with % antipyrin solution. B. Tripolar mitosisafter treatment with % potassic iodide solution. also common in regenerating tissues after irritative stimulus (Strobe);but it is uncertain whether such mitoses lead to the formation ofnormal tissue.^ The frequency of abnormal mitoses in pathological growths is amost suggestive fact, but it is still wholly undetermined whether theabnormal mode of cell-division is the cause of the disease or thereverse. The latter seems the more probable alternative, since nor-mal mitosis is certainly the rule in abnormal growths ; and Galeottisexperiments suggest that the pathological mitoses in such growthsmay be caused by the presence of deleterious chemical products inthe diseased tissue, and perhaps point the way to their medicaltreatment. ^ The remarkable polyasters formed in polyspermic fertilizatio


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Keywords: ., bookcentury1900, bookdecade1900, booksubjectcells, bookyear1902