Results 91 to 100 of about 122,836 (355)

On the selection and design of proteins and peptide derivatives for the production of photoluminescent, red-emitting gold quantum clusters [PDF]

open access: yes, 2013
Novel pathways of the synthesis of photoluminescent gold quantum clusters (AuQCs) using biomolecules as reactants provide biocompatible products for biological imaging techniques.
A Baksi   +48 more
core   +2 more sources

Pepsin D. A minor component of commercial pepsin preparations [PDF]

open access: yesBiochemical Journal, 1967
Methods are described for the isolation and purification of pepsin D, an enzyme which accounts for about 10% of the enzymic activity in commercial preparations of pepsin. Pepsin D is similar to pepsin in having a molecular weight of about 35000, the same C-terminal amino acid sequence, and an N-terminal isoleucine residue.
D, Lee, A P, Ryle
openaire   +2 more sources

Opinion: Gavage Administration of MXene as a Route‐Specific Alternative to Intravenous Injection into the Bloodstream of Laboratory Animals for Reducing Systemic Nanotoxicity Risks in Immunosuppression and Post‐Transplantation Models with Bile Acid Modification

open access: yesAdvanced Healthcare Materials, EarlyView.
Recent studies reported immunosuppressive properties of specific MXene nanomaterials. Their intravenous injection into the bloodstream of laboratory animals has been a common delivery method to suppress systemic inflammation and prevent transplant rejection.
Alireza Rafieerad   +2 more
wiley   +1 more source

Pepsin and bile acid concentrations in sputum of mustard gas exposed patients

open access: yesThe Saudi Journal of Gastroenterology, 2013
Background/Aim: Gastro-esophageal reflux has been suggested to be associated with several pulmonary complications such as asthma, and post-transplant bronchiolitis obliterans (BO).
Ashraf Karbasi   +8 more
doaj   +1 more source

Biophysical evidence for intrinsic disorder in the C-terminal tails of the epidermal growth factor receptor (EGFR) and HER3 receptor tyrosine kinases [PDF]

open access: yes, 2016
The epidermal growth factor receptor (EGFR)/ErbB family of receptor tyrosine kinases includes oncogenes important in the progression of breast and other cancers, and they are targets for many drug development strategies.
Bose, Ron   +5 more
core   +2 more sources

Bacteria‐Responsive Nanostructured Drug Delivery Systems for Targeted Antimicrobial Therapy

open access: yesAdvanced Materials, EarlyView.
Bacteria‐responsive nanocarriers are designed to release antimicrobials only in the presence of infection‐specific cues. This selective activation ensures drug release precisely at the site of infection, avoiding premature or indiscriminate release, and enhancing efficacy.
Guillermo Landa   +3 more
wiley   +1 more source

In vitro assessment of bioaccessibility of the antioxidant activity of kombucha beverages after gastric and intestinal digestion [PDF]

open access: yesFood and Feed Research, 2020
Kombucha beverage is a fermented product obtained by kombucha culture fermentation of, usually, black or green tea. Besides black and green tea, kombucha also ferments water extracts of medicinal herbs. The obtained products possess antioxidant activity.
Vitas Jasmina S.   +4 more
doaj  

The N-Terminus of Apolipoprotein A-V Adopts a Helix-Bundle Molecular Architecture [PDF]

open access: yes, 2008
Previous studies of recombinant full-length human apolipoprotein A-V (apoA-V) provided evidence of the presence of two independently folded structural domains.
Beckstead, J. A.   +6 more
core   +3 more sources

Pepsinogen and Pepsin [PDF]

open access: yesThe Journal of General Physiology, 1962
Evidence relating to the structure and properties of swine pepsinogen and pepsin has been reviewed and used to suggest a tentative two dimensional picture of the skeleton of these two proteins. When pepsinogen, a folded single peptide chain, is converted to pepsin, there is a profound change in the physical and chemical properties of the protein. In an
openaire   +2 more sources

Cold Atmospheric Plasma‐Activated Decellularized Extracellular Matrix Gel as a Tumor‐Infiltrating Immunoactivation Platform for Post‐Surgical Cancer Immunotherapy

open access: yesAdvanced Materials, EarlyView.
An injectable cold atmospheric plasma‐activated decellularized tumor extracellular matrix hydrogel is introduced as a post‐surgical immunoactivation platform. The engineered gel attracts residual tumor cells and induces immunogenic cell death, reshaping the tumor microenvironment and eliciting systemic antitumor immunity. In combination with checkpoint
Tianxu Fang   +5 more
wiley   +1 more source

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