EDITORIAL
	Viral hazards of transfusion: new developments
	J. A. J. BARBARA
	J Med Microbiol 1994. 40: 227-228. [PDF]

ARTICLE
	Genetic relationships and virulence factors among classical enteropathogenic Escherichia coli serogroup 0126 strains
	Wing Cheong Yam, R. M. Robins-Browne, and Maria Li Lung
	J Med Microbiol 1994. 40: 229-235. [Abstract] [PDF]
	The effect of iron on the invasiveness of Escherichia coli carrying the inv gene of Yersinia pseudotuberculosis
	Maria Pia Conte, Catia Longhi, V. Buonfiglio, M. Polidoro, Lucilla Seganti, and Piera Valenti
	J Med Microbiol 1994. 40: 236-240. [Abstract] [PDF]
	Diagnosis of infections with Shiga-like toxin-producing Escherichia coli by use of enzyme-linked immunosorbent assays for Shiga-like toxins on cultured stool samples
	D. Law, A. A. Hamour, D. W. K. Acheson, H. Panigrahi, Leela A. Ganguli, and D. W. Denning
	J Med Microbiol 1994. 40: 241-245. [Abstract] [PDF]
	Influence of animal passage on haemolysin and enterotoxin production in Vibrio cholerae O1 biotype El Tor strains
	Anjali Tikoo, D. V. Singh, and S. C. Sanyal
	J Med Microbiol 1994. 40: 246-251. [Abstract] [PDF]
	Effect of inoculum size on the in-vitro susceptibility to β-lactam antibiotics of Moraxella catarrhalis isolates of different β-lactamase types
	S. F. Yeo and D. M. Livermore
	J Med Microbiol 1994. 40: 252-255. [Abstract] [PDF]
	Small-fragment restriction endonuclease analysis in epidemiological mapping of group A streptococci
	H. Mylvaganam, B. Bjorvatn, T. Hofstad, R. Hjetland, E. Arne Hoiby, and S. E. Holm
	J Med Microbiol 1994. 40: 256-260. [Abstract] [PDF]
	IgG subclass response and protection against challenge following immunisation of mice with various influenza A vaccines
	E. T. S. Ben-Ahmeida, C. W. Potter, G. Gregoriadis, C. Adithan, and R. Jennings
	J Med Microbiol 1994. 40: 261-269. [Abstract] [PDF]
	A particle counting immunoassay for the direct detection of Clostridium difficile serogroup specific antigen in faecal specimens
	V. Avesani, C. Cambiaso, J. L. Guarin, A. Lick, and M. DelmÉe
	J Med Microbiol 1994. 40: 270-274. [Abstract] [PDF]
	Differentiation of Pseudomonas aeruginosa strains by ribotyping: high discriminatory power by using a single restriction endonuclease
	Florence Grattard, B. Pozzetto, A. Ros, and Odette G. Gaudin
	J Med Microbiol 1994. 40: 275-281. [Abstract] [PDF]
	Characterisation of the external surfaces of Pseudomonas aeruginosa isolated from human blood and respiratory tract
	H. Misumi, A. Umeda, K. Eguchi, K. Okada, Y. Sawae, Y. Niho, and K. Amako
	J Med Microbiol 1994. 40: 282-287. [Abstract] [PDF]
	The role of IgA determination by ELISA in the early serodiagnosis of Mycoplasma pneumoniae infection, in relation to IgG and µ-capture IgM methods
	M. GranstrÖm, T. Holme, A. M. SjÖgren, A. Örtqvist, and M. Kalin
	J Med Microbiol 1994. 40: 288-292. [Abstract] [PDF]
	Diagnosis of Lyme borreliosis: non-specific serological reactions with Borrelia burgdorferi sonicate antigen caused by IgG2 antibodies
	I. J. T. SeppÄlÄ, R. Kroneld, K. Schauman, K.-O. Forsen, and R. Lassenius
	J Med Microbiol 1994. 40: 293-302. [Abstract] [PDF]

ANNOUNCEMENTS
	Announcements
	J Med Microbiol 1994. 40: 303. [PDF]

BOOKS RECEIVED
	Books Received
	J Med Microbiol 1994. 40: 303a-304. [PDF]

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