Courses in Nutrition (continued) 



225-226. Nutrition in Disease. (Medical Scbool.) L, i hr. Profs. Gies 

 and Howe, and Drs. Mosenthal and Goodridge. 



251-252. Advanced physiological and pathological chemistry, including 

 ALL PHASES OF nutrition. (Double course. Medical School.) Research. C, i 

 hr. (individual students). Lw, 16 hr. Profs. Gies and Howe, and Dr. Lothrop. 



TOXICOLOGY 

 261-262. Effects and detection of poisons, including food preservatives 

 and adulterants. (Fm// course. Medical School.) Lw, 6 hr. Prof. Gies. 



BOTANY 

 271-272. Chemical physiology of plants. {Füll course. New York Bo- 

 tanical Garden or Medical School, or both.) L, i hr. Lw, 7 hr. Prof. Gies. 



BACTERIOLOGY 

 (281-282) Chemistry of microorganisms : fermentations, putrefactions 

 AND THE behavior OF enzymes. An introducHon to sanitary chemistry. (Füll 

 course. Medical School.) L, i hr. Lw, 7 hr. Prof. Gies. 



SANITATION 



291. Sanitary chemistry. (Half course. Teachers College, School of 

 Practical Arts.) L, i hr. Lw, 3 hr. Dr. Seaman and Miss Harkey. (This course 

 is designated " Chemistry 57 " and " Household Arts Education 129 " in the 

 Teachers College Announcement.) 



BIOCHEMICAL SEMINAR 

 301-302. BioCHEMicAL Seminar. (Medical School.) 2 hr. Prof. Gies. 



RESEARCH IN BIOLOGICAL CHEMISTRY 



Biochemical research may be conducted, by advanced workers, independently 

 or under guidance, in any of the departmental laboratories. 



LABORATORIES FOR ADVANCED WORK IN BIOCHEMISTRY 



The laboratories in which the advanced work of the biochemical department 

 is conducted are situated at the College of Physicians and Surgeons, Teachers 

 College, New York Botanical Garden and Bellevue Hospital. Each laboratory 

 is well equipped for research in nutrition and all other phases of biological 

 chemistry. 



BIOCHEMICAL LIBRARY 



Prof. Gies' library occupies a room adjoining the main biochemical labora- 

 tory at the College of Physicians and Surgeons and is accessible, by appoint- 

 ment, to all past and present workers in the Department. The library contains 

 2600 volumes and 7000 classified separates. 



COLUMBIA UNIVERSITY BIOCHEMICAL ASSOCIATION 



The Biochemical Association holds scientific meetings regularly on the first 

 Fridays in December, February and April, and on the first Monday in June. 

 These meetings are open to all who may be interested in them. 



SUMMER SCHOOL COURSES 



Courses loi, 225 and 251, or their equivalents, are offered during the summer 

 sessions. Prof. Gies and assistants. See page 520. 



