Results 11 to 20 of about 223,709 (309)
Foram analisados os padrões de proteínas da hemolinfa de T. infestam adultos por meio da técnica de eletroforese em gel de agar. Os resultados sugeriram a existência de 8 padrões diferentes contendo entre 10 e 14 frações proteicas.
Silvio Almeida Toledo F.º +2 more
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Genotyping and antimicrobial resistance patterns of Escherichia coli O157 originating from cattle farms [PDF]
During a Escherichia coli O157 prevalence study on cattle farms, 324 E. coli O157 isolates were collected from 68 out of 180 cattle farms. All isolates harbored the eaeA gene and the enterohemolysin (ehxA) gene. The majority of the strains only contained
Boyen, Filip +4 more
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Biochemical investigations on endosperm development in Iris pseudoacorus L.
In the successive development phases the nitrogen and protein fractions were determined and ion exchanger chromatography of globulins was performed on DEAE cellulose in the endosperm of the chalasal and micropylar poles of Iris pseudoacorus seeds.
L. Konopska
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Tomato prosystemin gene in other Solanaceae [PDF]
Systemin, an octadeca-peptide isolated from tomato, is a signalling molecule involved in local and systemic wound response. It regulates the activation of more than twenty defensive genes in tomato plants in response to herbivore attacks.
Araujo Burgos, Tania
core +1 more source
The effect of ultrasonic energy on the separation of cytoplasmic RNA fractions
Plant tissue -4 days old germs of Zea mays and Pisum sativum were subjected to ultrasonic energy using generator with a constant frequency of 800 kHz. RNA was isolated by Mieczyński’s modification of the method described by Georgiev.
D. Tyrawska-Spychałowa +2 more
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Introduction: The rapid evolution of the antibacterial resistance problem worldwide, including the Mediterranean countries, constitutes a real threat to public health.
Dhouha Miniaoui +13 more
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Bacterial exchange in household washing machines [PDF]
Household washing machines (WMs) launder soiled clothes and textiles, but do not sterilize them. We investigated the microbial exchange occurring in five household WMs. Samples from a new cotton T-shirt were laundered together with a normal laundry load.
Boon, Nico +4 more
core +2 more sources
An efficient method for DNA extraction from Cladosporioid fungi [PDF]
We developed an efficient method for DNA extraction from Cladosporioid fungi, which are important fungal plant pathogens. The cell wall of Cladosporioid fungi is often melanized, which makes it difficult to extract DNA from their cells.
Abd-Elsalam, K.A. +3 more
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Electrophoretic separation of plasma lipoproteins in agarose gel
A method has been developed for the separation of serum or plasma lipoproteins by electrophoresis in an agarose-agar gel mixture. The gel is applied to the surface of a thin polyester photographic film strip.
Robert P. Noble
doaj +1 more source
Extraction and characterisation of Brucella abortus strain RB51 rough lipopolysaccharide [PDF]
Brucellosis is an important zoonotic disease with considerable impacts on human and animal health. Brucella abortus strain RB51 vaccine is used for prevention of bovine brucellosis in Iran.
A. Kalantari +4 more
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