Results 21 to 30 of about 26,466 (186)

ANTIGENIC STREPTOCOCCAL HEMOLYSIN [PDF]

open access: yesJournal of Experimental Medicine, 1932
1. Normal serum, used in cultures for preparation of the streptolysin, modifies the properties of the streptolysin, causing delayed hemolysis, increased filterability, resistance to oxidation or reduction, and absence of antigenicity. 1. Streptolysin prepared without serum is an active antigen. 3.
openaire   +2 more sources

Enhanced Virulence of Aeromonas hydrophila Is Induced by Stress and Serial Passaging in Mice

open access: yesAnimals, 2021
Aeromonas hydrophila was isolated from an African black-footed penguin (Spheniscus demersus) that died while in zoo captivity. At necropsy, the virulence of A.
Kyoo-Tae Kim   +4 more
doaj   +1 more source

Complex Multilevel Control of Hemolysin Production by Uropathogenic Escherichia coli

open access: yesmBio, 2019
Uropathogenic Escherichia coli (UPEC) is the major cause of urinary tract infections. Nearly half of all UPEC strains secrete hemolysin, a cytotoxic pore-forming toxin.
Nguyen Thi Khanh Nhu   +13 more
doaj   +1 more source

Effect of Hot water extract of pomegranate peel on swarming and hemolysin production in multiple antibiotics resistance Proteus mirabilis [PDF]

open access: yesKirkuk Journal of Science, 2015
The study included isolation and identification of Proteus mirabilis from different clinical samples, as it was obtained 25 isolates belonging to P.mirabilis ( 8.06 % ) of the total ( 310 ) samples taken from the outpatients' and inpatients in Kirkuk ...
Salah S. Zain alabidin, Banan H. Ahmed
doaj   +1 more source

Cholesterol-dependent hemolytic activity of Passiflora quadrangularis leaves

open access: yesBrazilian Journal of Medical and Biological Research, 2005
Plants used in traditional medicine are rich sources of hemolysins and cytolysins, which are potential bactericidal and anticancer drugs. The present study demonstrates for the first time the presence of a hemolysin in the leaves of Passiflora ...
L.N. Yuldasheva   +3 more
doaj   +1 more source

Hemolysin of Mycoplasma pneumoniae [PDF]

open access: yesJournal of Bacteriology, 1965
Somerson, Norman L. (National Institute of Allergy and Infectious Diseases, Bethesda, Md.), Robert H. Purcell, David Taylor-Robinson, and Robert M. Chanock . Hemolysin of Mycoplasma pneumoniae . J. Bacteriol. 89: 813–818. 1965.—Discrete colonies of
N L, SOMERSON   +3 more
openaire   +2 more sources

Identification and Characterization of Staphylococcus aureus Strains with an Incomplete Hemolytic Phenotype

open access: yesFrontiers in Cellular and Infection Microbiology, 2016
Staphylococcus aureus is a common pathogen causing both hospital and community-acquired infections. Hemolysin is one of the important virulence factors for S.
Haifang Zhang   +9 more
doaj   +1 more source

Influence of Staphylococcus aureus Strain Background on Sa3int Phage Life Cycle Switches

open access: yesViruses, 2022
Staphylococcus aureus asymptomatically colonizes the nasal cavity of mammals, but it is also a leading cause of life-threatening infections.
Carina Rohmer   +8 more
doaj   +1 more source

HEMOLYSINS OF VEGETABLE ORIGIN [PDF]

open access: yesJournal of Experimental Medicine, 1917
1. The sap of Cotyledon scheideckeri possesses hemolysins for the red corpuscles of different animals. 2. The hemolysins of vegetable sap can be bound by erythrocytes and cannot be separated. 3. A definite quantity of erythrocytes is able to extract from the sap only a part of the hemolysins it contains.
openaire   +2 more sources

Virulence factors in clinical and commensal isolates of Enterococcus species

open access: yesIndian Journal of Pathology and Microbiology, 2013
Background: Enterococci have emerged as important nosocomial pathogens and have been found to possess many virulence factors, some of which are considered very important in the pathogenesis of diseases caused by them.
Praharaj Ira   +2 more
doaj   +1 more source

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