Results 21 to 30 of about 160,374 (321)

One-step chromatographic purification of Helicobacter pylori neutrophil-activating protein expressed in Bacillus subtilis. [PDF]

open access: yesPLoS ONE, 2013
Helicobacter pylori neutrophil-activating protein (HP-NAP), a major virulence factor of Helicobacter pylori (H. pylori), is capable of activating human neutrophils to produce reactive oxygen species (ROS) and secrete inammatory mediators.
Kuo-Shun Shih   +6 more
doaj   +1 more source

A comparative study of Sephadex, glass wool and Percoll separation techniques on sperm quality and IVF results for cryopreserved bovine semen

open access: yesJournal of Veterinary Sciences, 2009
The aim of this study was to compare the effects of spermatozoa separation techniques on sperm quality and in-vitro fertilization (IVF) results for cryopreserved bovine semen.
Hae-Lee Lee   +3 more
semanticscholar   +1 more source

Protein concentration of synovial fluid in chronic rheumatoid arthritis. Estimation of protein in the synovial fluid of chronic rheumatoid arthritis by gel filtration and paper electrophoresis [PDF]

open access: yes, 1968
For the purpose to reveal the characteris6cs of the synovial fluid of the chronic rheumatoid arthritis the proteins of the synovial fluid and blood serum have been analysed by employing the methods of electrophoresis, gel filtration on Sephadex G-200 ...
Seno, Takashi
core   +1 more source

Purification and properties of acid phosphatase from Avena elatior L. seeds

open access: yesActa Societatis Botanicorum Poloniae, 2015
Acid phosphatase F1 from Avena elatior seeds was isolated and partially purified by means of alcohol precepitation, DEAE-, CM-column chromatography, Sephadex G-150, Sephadex G-200 and Sepharose 4B - gel filtration.
E. Wieczorek   +2 more
doaj   +1 more source

Recognition of Ribosomal RNA Sites in DNA, I. Analysis of the E. coli System [PDF]

open access: yes, 1965
The evidence recently presented of specific hybridization between bacterial ribosomal RNA and homologous DNA1-3 has indicated the possibility of a biochemical approach to the problem of the identification of ribosomal RNA sites in DNA.
Attardi, Giuseppe   +2 more
core   +1 more source

Anti-Platelet Fraction Isolated from Galega Officinalis

open access: yesActa Medica Bulgarica, 2016
A fraction from crude extract of Galega officinalis has been purified by column chromatography on Sephadex G-25, Sepharose 4B, DEAE-Cellulose and Sephadex G-100. The final purification factor of the fraction is 120.
Atanasov A.
doaj   +1 more source

Isolation of natural inhibitors of papain obtained from Carica papaya latex

open access: yesBrazilian Archives of Biology and Technology, 2004
Studies were carried out to natural papain inhibitor from papaya latex. Fresh latex from green fruits of Carica papaya was collected and immediately transported in ice bath to the lab, from which three fractions with inhibitor effect of esterase papain ...
Rubens Monti   +2 more
doaj   +1 more source

Isolation of leptin hormone from plasma and molecular weight estimation using bio techniques [PDF]

open access: yesمجلة التربية والعلم, 2009
The research include the isolation of leptin hormone from plasma of female by gel filtration chromatography technique using separating column 1002Cm containing Sephadex G - 75 produced 5 bands where number 5 showed leptin concentration 0.5ng/ml.
Nawal Thnoon Youis   +2 more
doaj   +1 more source

AKTIVITAS ANTIOKSIDAN EKSTRAK GAMBIR YANG DIPURIFIKASI MENGGUNAKAN KROMATOGRAFI KOLOM SEPHADEX LH-20

open access: yesAgritech, 2012
Antioxidant Activity of Purifi ed Gambir Extract Using Sephadex LH-20 Column Chromatography ABSTRAK Telah dilakukan ekstraksi terhadap gambir menggunakan tiga jenis pelarut [aquades:etanol (1:1), etanol:etil asetat (1:1), dan etil asetat], dilanjutkan ...
Rusdin Rauf   +2 more
doaj   +1 more source

Partial isolation and some properties of enterotoxin produced by Bacillus cereus strains

open access: yesMemorias do Instituto Oswaldo Cruz, 1993
Extracellular proteins produced by Bacillus cereus AL-42 and AL-15 were fractioned by chromatography on QAE-Sephadex and Sephadex G75. This last chromatographic process resulted in three peaks.
T. V. Guaycurus   +3 more
doaj   +1 more source

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