A Text-book Upon the Pathogenic Bacteria... |
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Page 35
... heat . Ordinarily , bacteria are unable to resist a tem- perature above 60 ° C. for any considerable length of time , only a few resistant forms tolerating a temperature of 70 ° C. The spores , however , are uninjured by such ...
... heat . Ordinarily , bacteria are unable to resist a tem- perature above 60 ° C. for any considerable length of time , only a few resistant forms tolerating a temperature of 70 ° C. The spores , however , are uninjured by such ...
Page 47
... bacteria die at a higher temperature than 60- 75 ° C. The spores can resist boiling water , but are killed by dry heat if exposed to 150 ° C. for an hour or to 175 ° C. for five to ten minutes . Freezing BIOLOGY OF BACTERIA . 47.
... bacteria die at a higher temperature than 60- 75 ° C. The spores can resist boiling water , but are killed by dry heat if exposed to 150 ° C. for an hour or to 175 ° C. for five to ten minutes . Freezing BIOLOGY OF BACTERIA . 47.
Page 51
... property is not resident in the bacteria , but in some substance in solution in their excreted products . These products are described as " tryptic enzymes " by Fermi , who found that heat destroyed them . Mineral BIOLOGY OF BACTERIA . 51.
... property is not resident in the bacteria , but in some substance in solution in their excreted products . These products are described as " tryptic enzymes " by Fermi , who found that heat destroyed them . Mineral BIOLOGY OF BACTERIA . 51.
Page 52
Joseph McFarland. Fermi , who found that heat destroyed them . Mineral acids seem to check their power to act upon gelatin . Formalin renders the gelatin insoluble . As some of the bacteria not only liquefy the gelatin , but do so in a ...
Joseph McFarland. Fermi , who found that heat destroyed them . Mineral acids seem to check their power to act upon gelatin . Formalin renders the gelatin insoluble . As some of the bacteria not only liquefy the gelatin , but do so in a ...
Page 67
... heat . The apparent paradox of rapid multiplication of an- thrax bacilli in the rabbit's blood enclosed in the rabbit's body , and the reversed action in the test - tube , caused im- mediate and prolonged opposition to the theory . Each ...
... heat . The apparent paradox of rapid multiplication of an- thrax bacilli in the rabbit's blood enclosed in the rabbit's body , and the reversed action in the test - tube , caused im- mediate and prolonged opposition to the theory . Each ...
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acid agar-agar alcohol alkaline animals anthrax antitoxin apparatus appear aqueous bacteria bacterium blood blood-serum body boiling bouillon c.cm Canada balsam cause cells cent cholera cholera spirillum Clinical cocci coccus colonies color containing cover-glass culture-media diphtheria diplococcus disease disinfection examination fever filter flagella Fränkel Fränkel and Pfeiffer gelatin gelatin plates gelatin puncture-cultures germs glanders glycerin Gram's method granular grow growth guinea-pigs immunity incubator injected inoculation intestinal Jefferson Medical College Kitasato Koch large number lepra lesions leucocytes liquefaction liquefied liquid Löffler Medical College Medicine medium methylene blue mice micro-organisms microscope minutes motile observed occurs organism oxygen Pasteur pathogenic peculiar Philadelphia pneumonia potato practitioner present produce puncture pure culture rabbits resembling saprophytes seems serum skin solution sometimes species Specimen Illustration spirilla spirillum spores sputum stain sterile substance suppuration surface Surgery susceptible temperature tetanus text-book tion tissues toxic toxin tube tubercle bacillus tuberculosis typhoid virulence washed
Popular passages
Page 362 - Treatment, including a large number of approved formulae. The recent advances made in the study of the bacterial origin of various diseases are fully described, as well as the bearing of the knowledge so gained upon prevention and cure. The subjects of Bacteriology as a whole and of Immunity are fully considered in a separate section.