74 THE CELL DOCTRINE. 



classed Kolliker,* C. 0. \Veber,t Leydig,:j: Fried- 

 reich,! His,! Donders,! Wittich,** Bbttcher,tt Bill- 

 roth41: and Strieker. They are opposed.by Schwann, 

 Reichert, and Henle, and find little favor among 

 English and American histologists. 



A part of this system, also, according to Virchow, 

 are the so-called dentinal tubules, the lacunae and 

 canaliculi of bone, even the continuity traced by 

 Gerlach,§§ between the ciliated cells of the aqueduct 

 of Fallopius; that by HeidenhainU and BriickeTfT 

 between the lacteals and cylinder epithelium of the 

 intestinal villi of the rabbit, by means of corpuscles 

 of connective tissue ; in the epithelium of the endo- 

 cardium by Luschka;*** and the results of similar 



* Kolliker, Manual of Human Microsnopic Anatomy, p. 41, 

 1860. Also recent paper, in which he completely assents to Vir- 

 chow's views, according to N. Y. Quart. J. Pschy. Med., July, 

 1869. 

 f Weber, C. O., Virehow's Archiv, Bnd. xiii-xv. 

 J Leydig, Handbuch der Histologie, 1856. 

 § Friedreich, Virehow's Archiv, Bd. xv. 



11 His, Beitrage zur Normalen und Pathol. Histol. d. Cornea. 

 Basel, 1856. 



^ Ponders, loc. citat. 

 ** Wittich, Virehow's Archiv, Bd. ix. 

 tt Bottcber, Virehow's Archiv, Bd. xiii. 



11 Billroth, in Beitrage zur Pathol. Histol., 1858, admits all 

 but the tubular nature of the processes, 

 ^g Gerlach, Mikrosk. Studien, 1858. 



III! Heidenhain, Molesohott's Untersuchungen, Bd. iv, 1858, p. 

 261. 



f1[ Briioko, Moleschott's Untersuchungen, Bd. viii, 1862, p. 495. 

 *** Luschka, Virehow's Archiv, Bd. ix, p. 569. 



