. The cell; outlines of general anatomy and physiology. y Platner(VI. 52) in the cells of the Malpighian tubes, and by other in-vestigators in other objects. A peculiar method of nuclear constriction has been describedby Goppert (VI. 22), Flemming (VI. 16), von Kostanecki (VI. 46),and others. The most suitable object for observing it appeai-s tobe the lymphoid tissue on the surface of the liver of to Goppert, the nucleus of a lymph cell develops afunnel-shaped invagination, which grows deeper and deeper untilit reaches the opposite surface of the nuclear membrane, whereit


. The cell; outlines of general anatomy and physiology. y Platner(VI. 52) in the cells of the Malpighian tubes, and by other in-vestigators in other objects. A peculiar method of nuclear constriction has been describedby Goppert (VI. 22), Flemming (VI. 16), von Kostanecki (VI. 46),and others. The most suitable object for observing it appeai-s tobe the lymphoid tissue on the surface of the liver of to Goppert, the nucleus of a lymph cell develops afunnel-shaped invagination, which grows deeper and deeper untilit reaches the opposite surface of the nuclear membrane, whereit opens to the exterior by a minute aperture (Fig. 102 A, B).Thus a ring-shaped nucleus, perforated by a narrow canal, is ring becomes first constricted, and then cut asunder at acertain point, whilst at the same time it transforms itself into asemicircle, which becomes divided by superficial constrictions 210 THE CELL into several portions (Fig. 102 G). As the disintegration pro-gresses, it may be broken up into a larger number of smaller B.


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Keywords: ., bookcentury1800, bookdecade1890, bookidcelloutlines, bookyear1895