Results 11 to 20 of about 223,709 (309)

Variação nas proteínas da hemolinfa de Triatoma infestam Variation on hemolymph proteins of Triatoma infestans

open access: yesRevista de Saúde Pública, 1969
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
doaj   +1 more source

Genotyping and antimicrobial resistance patterns of Escherichia coli O157 originating from cattle farms [PDF]

open access: yes, 2011
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
core   +1 more source

Biochemical investigations on endosperm development in Iris pseudoacorus L.

open access: yesActa Societatis Botanicorum Poloniae, 2015
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
doaj   +1 more source

Tomato prosystemin gene in other Solanaceae [PDF]

open access: yes, 2009
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

open access: yesActa Societatis Botanicorum Poloniae, 2015
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
doaj   +1 more source

Prevalence of carbapenemases among Gram-negative bacteria in Tunisia: first report of KPC-2 producing Acinetobacter baumannii

open access: yesJournal of Infection in Developing Countries, 2023
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
doaj   +1 more source

Bacterial exchange in household washing machines [PDF]

open access: yes, 2015
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]

open access: yes, 2010
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
core   +2 more sources

Electrophoretic separation of plasma lipoproteins in agarose gel

open access: yesJournal of Lipid Research, 1968
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]

open access: yesBulgarian Journal of Veterinary Medicine, 2019
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
doaj   +1 more source

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