Results 41 to 50 of about 711,942 (356)

Isolation and Characterization of a Phaseolus vulgaris Trypsin Inhibitor with Antiproliferative Activity on Leukemia and Lymphoma Cells

open access: yesMolecules, 2017
A 17.5-kDa trypsin inhibitor was purified from Phaseolus vulgaris cv. “gold bean” with an isolation protocol including ion exchange chromatography on DEAE-cellulose (Diethylaminoethyl-cellulose), affinity chromatography on Affi-gel blue gel, ion exchange
Miao Li   +5 more
doaj   +1 more source

P‐glycoprotein modulates the fluidity gradient of the plasma membrane of multidrug resistant CHO cells

open access: yesFEBS Letters, EarlyView.
To explore the impact of the overexpression of the multidrug‐transporter P‐glycoprotein (ABCB1) on membrane fluidity, we compared the transversal gradient of mobility and microviscosity in plasma membranes of drug‐sensitive Chinese hamster ovary cells (AuxB1) and their multidrug‐resistant derivatives (B30) using the fluorescent n‐(9‐anthroyloxy) fatty ...
Roger Busche   +2 more
wiley   +1 more source

Purification and identification of a novel protein isolated from Panax quinquefolium and evaluation of its In vitro antioxidant properties

open access: yesWorld Journal of Traditional Chinese Medicine, 2019
Objective: A novel protein was first purified from Panax quinquefolius L. (AGNP), and in vitro antioxidant activities of AGNP were first studied in this work.
Xue-Hui Li   +10 more
doaj   +1 more source

Disruption of SETD3‐mediated histidine‐73 methylation by the BWCFF‐associated β‐actin G74S mutation

open access: yesFEBS Letters, EarlyView.
The β‐actin G74S mutation causes altered interaction of actin with SETD3, reducing histidine‐73 methylation efficiency and forming two distinct actin variants. The variable ratio of these variants across cell types and developmental stages contributes to tissue‐specific phenotypical changes. This imbalance may impair actin dynamics and mechanosensitive
Anja Marquardt   +8 more
wiley   +1 more source

Multi-­‐dimensional Protein Identification Technology [PDF]

open access: yes, 2016
Before the rise of the Multidimentional Protein Identification Technology (MudPIT), protein and peptide mixtures were resolved using traditional proteomic technologies like the gel-­‐ based 2D chromatography that separates proteins by isoelectric ...
Berri-Trapero, Yumana   +1 more
core  

In pursuit of β-amino α-nitro β-trifluoromethyl ketones: nitro-Mannich vs Mannich-type reactions [PDF]

open access: yes, 2017
The reactivity of alfa-nitro ketones with trifluoromethyl aldimines is studied for the first time. While under nitro-Mannich conditions only the facial stereoselectivity can be controlled, organocatalysed Mannich-type reactions allowed a complete control
Ballini   +45 more
core   +1 more source

Circulating histones as clinical biomarkers in critically ill conditions

open access: yesFEBS Letters, EarlyView.
Circulating histones are emerging as promising biomarkers in critical illness due to their diagnostic, prognostic, and therapeutic potential. Detection methods such as ELISA and mass spectrometry provide reliable approaches for quantifying histone levels in plasma samples.
José Luis García‐Gimenez   +17 more
wiley   +1 more source

Laboratory Database to Manage Electrophoresis and Chromatography Separations and the Associated Samples

open access: yesBioTechniques, 2000
A database was developed to store, organize, and retrieve the data associated with electrophoresis and chromatography separations. It allows laboratories to store extensive data on separation techniques (analytical and preparative).
Kenneth D. Cole
doaj   +1 more source

Mycobacterium tuberculosis sulfurtransferase SseA is activated by its neighboring gene product Rv3284

open access: yesFEBS Letters, EarlyView.
Tuberculosis remains a global health challenge and new therapeutic targets are required. Here, we characterized SseA, a sulfurtransferase from Mycobacterium tuberculosis involved in macrophage infection, and its interaction with the newly identified protein SufEMtb that activates SseA enzymatic activity.
Giulia Di Napoli   +10 more
wiley   +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

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