toxin-types of clostridium perfringens strains isolated from sheep, cattle and paddock soils in nigeria. | two-hundred and forty-five strains of clostridium perfringens isolated from the faeces of apparently healthy sheep and cattle and from their environments (paddock soils) in kano and kaduna states of nigeria were studied. the isolates were examined by the toxin-antitoxin neutralisation tests performed intradermally in depilated albino guinea-pigs. one-hundred and twenty-seven (53.1%) of the isolates were type a, 17 (7.1%) were type b, 14 (4.9%) were type c, 44 (18.4%) were type d and 19 (7.9%) we ... | 1986 | 2873674 |