352 Biological Stains 



Ramsdell, G. a., Johnson, W. T., and Evans, F. R. 



1935. Investigation of resaznrin as an indicator of the sanitary condition of 



milk. J. Dairy Science, 18, 705-17. 

 Ranvier. 



1868. Technique microscopique. Arch. de. Phys. 1, No. 2, 319-21; No. 5, 

 666- -70. (First use of picro-carmine in a single procedure.) 



Rawitz, B. 



1899. Bemerkungen liber Karminsaure und Hamatein. Anat. Anz., 15, 



m-u. 



Reuter, Karl. 



1901. tJber den f arbenden Bestandteil der Romano wsky-Nochtschen Malaria - 

 plasmodienfarbung, seine Reindarstellung und praktische Verwen- 

 dung. Centbl.f. Bakt. I Abt, 30, 2^8-56. (Dissolves precipitate of 

 Nocht stain in absolute alcohol plus anilin oil.) 



Reynolds. B. D. 



1936. Alum cochineal-hematoxylin stain. Stain Tech., 11, 166-7. 



Richards, O. W. 



1943. Actinomyces of potato scab demonstrated by fluorescence microscopy. 

 Stain Techn., 18, 91-^. 



Richards, O. W. and Miller, D. K. 



1941. An eflScient method for the identification of M. tuberculosis with a 

 simple fluorescence microscope. /. Clin. Path., 11, 1-8. 



Robertson, O. H. 



1917. The effects of experimental plethora on blood production. J. Exp. 

 Med., 26, 221-37. (Use of brilliant cresyl blue for staining reticu- 

 lated blood cells.) 



Robinson, H. C, and Rettger, L. F. 



1916. Studies on the use of brilliant green and a modified Endo's medium in 

 the isolation of Bacillus typhosus from feces. /. Med. Res., N. S., 29, 

 363-76. 



Roe, M. a., Lillie, R. D., and Wilcox, A. 



1940. American azures in the preparation of satisfactory Giemsa stains for 

 malaria parasites. Publ. Health Repts. 55, 1272-8. 

 Rogers, T. H. 



1940. The inhibition of sulphate-reducing bacteria by dyestuffs. J. Sac. 

 Chem. Ind., 59, 34.-9. 



RoiVJANOVSKI, D. L. 



1891. On the question of parasitology and therapy of malaria. (In Russian.) 



Imp. Med. Military Acad., Dissert. No. 38, Si. Petersburg, 1891. 



(Proposes combination of eosin and methylene blue for staining 



blood.) 

 1891. Zur Frage der Parisitologie und Therapie der Malaria. St. Petersb. 



Med. Wochenschr., 16, 297-302, 307-15. A slightly condensed 



version of the above. 

 Romeis, B. 



1928. Taschenbuch der mikroskopischen Technik. Twelfth Edition. Olden- 



bourg, Munich. 

 Romell, L. G. 



1934. A blue stain for microorganisms in humus and in soil. Stain Techn., 9, 



lU-5. 



ROTHBERGER, C. J. 



1898. Differential diagnostische Untersuchungen mit gefarbten Nahrboden. 

 Centbl. f. Bakt. I Abt., 24, 513-18. (Neutral red as indicator in 

 media for differentiating typhoid and colon bacilli.) 

 Ruth, E. B. 



1946. Demonstration of the ground substance of cartilage, bone and teeth. 

 Stain Techn., 21, 27-30. 



