El presente artículo trata sobre la cooperación económica entre 1949 y 1955, política ejecutada a través de consejos comisiones que buscó involucrar empresarios trabajadores en económica. Se argumenta que, con el objetivo administrar los costos políticos supuso ajuste economía partir 1949, gobierno diseñó una estrategia llevó fortalecer participación actores. Con base variedad fuentes recuperan...

Banga, I., Ochoa, S. & Peters, R. A. (1939a). Biochem. J. 38, 1980. Banga, I., Ochoa, S. & Peters, R. A. (1939b). Biochem. J. 83, 1109. Breusch, F. L. (1939). Biochem. J. 38, 1757. Breusch, F. L. (1943). Enzymologia, 11, 243. Breusch, F. L. (1948). Advanc. Enzymol. 7, 343. Breusch, F. L. & Tulus, R. (1947). Biochim. biophy8. Acta, 1, 77. Buffa, P. & Peters, R. A. (1949). J. Phy8iol. (in the Pre...

N. gonorrhoeae is a species which was originally highly sensitive to penicillin (Cohn and Seijo, 1944; Frisch, 1944; Carpenter, Bahn, Ackerman, and Stokinger, 1945; Lankford, 1945; Meads, Ory, Wilcox, and Finland, 1945; Romansky, 1946; Kenedy and Alfoldy, 1947; Romansky and Robin, 1947; Hughes and Carpenter, 1948; Hawks and Greey, 1948; Cohn, Grunstein, Goldberg, and Crane, 1949; Mills, 1949; S...

Calcium is necessary for multiplication of several strains of lactic streptococcus bacteriophage while not required for growth of host bacteria (Shew, 1949; Reiter, 1949; Cherry and Watson, 1949; Collins et al., 1950; Potter and Nelson, 1952b). However, the mode of action of this ion has remained obscure. Calcium action in other bacteriophage systems has been investigated, but disagreement as t...

Two strains of Lactobacillus leichmanii, ATCC 7830 and ATCC 4797, are generally used for vitamin B12 assay. However, the complex growth requirements and the lack of specificity to vitamin B12 of these lactic acid bacteria make the determination of vitamin B12 difficult (Hoffmann et al., 1948; Skeggs et al., 1948; Snell et al., 1948; Capps et al., 1949; Kitay et al., 1949; Peeler et al., 1949; W...

In 1900 Newton Pitt wrote, " There is no reference to spontaneous haemopneumothorax in the Index Catalogue of the U.S. Library, nor is it discussed in any of the standard treatises on medicine, in either English, French, or German." It has remained little discussed even in specialized textbooks although about 150 cases, including the present three, have been recorded. Both spontaneous haemopneu...

BACKGROUND A series of databases is being prepared to list the valid species of Opiliones worldwide. This paper containing nomenclatural acts is meant to accompany Part 2, which includes the members of the infraorder Grassatores of the superfamilies Samooidea and Zalmoxoidea plus the Grassatores currently not allocated to any family (i.e. Grassatores incertae sedis). NEW INFORMATION The follo...

Toxoplasmosis has been reported with increasing frequency during the last decade, and the various manifestations of the human disease, with particular reference to congenital toxoplasmosis, have recently been summarized by Hutchison (1949), and Wyllie, Fisher, and Cathie (1949). All the cases thus far have been reported from America or Europe, and the case of congenital toxoplasmosis described ...

Zonguldak’ta madencilik öğretimi 1924’de Zonguldak Maden Mühendis Mektebi’nin açılmasıyla başlamıştır. Bu okulun 1931’de kapatılmasının ardından 1949 yılına kadar geçen süre içinde Tetkik ve Arama Enstitüsü (MTA) tarafından orta derecede teknisyenleri yetiştirmek üzere okullar açılmıştır. Bunlardan biri de 1940’da açılan ortaokul mezunlarını alan Teknisyen Mektebi’dir. okul 1949’da Milli Eğitim...