Results 11 to 20 of about 1,065,101 (302)

Cyclic AMP signalling in pancreatic islets [PDF]

open access: yes, 2010
Cyclic 3'5'AMP (cAMP) is an important physiological amplifier of glucose-induced insulin secretion by the pancreatic islet β-cell, where it is formed by the activity of adenylyl cyclases, which are stimulated by glucose, through elevation in ...
Nigel J. Pyne   +7 more
core   +4 more sources

Cyclic Opioid Peptides [PDF]

open access: yesCurrent Medicinal Chemistry, 2016
For decades the opioid receptors have been an attractive therapeutic target for the treatment of pain. Since the first discovery of enkephalin, approximately a dozen endogenous opioid peptides have been known to produce opioid activity and analgesia, but their therapeutics have been limited mainly due to low blood brain barrier penetration and poor ...
Michael, Remesic   +2 more
openaire   +2 more sources

A Rapid and Efficient Building Block Approach for Click Cyclization of Peptoids

open access: yesFrontiers in Chemistry, 2020
Cyclic peptide-peptoid hybrids possess improved stability and selectivity over linear peptides and are thus better drug candidates. However, their synthesis is far from trivial and is usually difficult to automate.
Mamidi Samarasimhareddy   +5 more
doaj   +1 more source

Click Conjugation of Boron Dipyrromethene (BODIPY) Fluorophores to EGFR-Targeting Linear and Cyclic Peptides

open access: yesMolecules, 2021
Through a simple 1,3-cycloaddition reaction, three BODIPY-peptide conjugates that target the extracellular domain of the epidermal growth factor receptor (EGFR) were prepared and their ability for binding to EGFR was investigated.
Tyrslai M. Williams   +5 more
doaj   +1 more source

Cyclic Peptides for the Treatment of Cancers: A Review

open access: yesMolecules, 2022
Cyclic peptides have been widely reported to have therapeutic abilities in the treatment of cancer. This has been proven through in vitro and in vivo studies against breast, lung, liver, colon, and prostate cancers, among others.
Dalifa Ramadhani   +3 more
doaj   +1 more source

Association analysis of anti-Epstein-Barr nuclear antigen-1 antibodies, anti-cyclic citrullinated peptide antibodies, the shared epitope and smoking status in Brazilian patients with rheumatoid arthritis

open access: yesClinics, 2011
INTRODUCTION: Epstein-Barr virus exposure appears to be an environmental trigger for rheumatoid arthritis that interacts with other risk factors. Relationships among anti-cyclic citrullinated peptide antibodies, the shared epitope, and smoking status ...
Michel Alexandre Yazbek   +5 more
doaj   +1 more source

Natriuretic peptide receptors regulate cytoprotective effects in an ex vivo human 3D/bioreactor model [PDF]

open access: yes, 2013
IntroductionThe present study examined the effect of C-type natriuretic peptide (CNP) and biomechanical signals on anabolic and catabolic activities in chondrocyte/agarose constructs.MethodsNatriuretic peptide (Npr) 2 and 3 expression were compared in ...
Salter, Donald M   +31 more
core   +1 more source

Peptide oligomers from ultra-short peptides using sortase

open access: yesBiochemistry and Biophysics Reports, 2017
Sortase A catalyzed ligation of ultra-short peptides leads to inter/intra-molecular transpeptidation to form either linear or cyclic oligomers dependent upon the peptide length.
Natalya Voloshchuk   +3 more
doaj   +1 more source

Calcitonin gene-related peptide is a stimulator of renin secretion [PDF]

open access: yes, 1988
Calcitonin gene-related peptide (CGRP) was found to stimulate renin secretion in vivo in normal human volunteers. Moreover, CGRP stimulated the release of renin in vitro from isolated rat renal juxtaglomerular cells (half-maximal effective concentration [
Fischer, J. A.   +19 more
core   +1 more source

Directed Evolution of Bicyclic Peptides for Therapeutic Application

open access: yesCHIMIA, 2013
Many naturally occurring cyclic peptides or derivatives thereof are used as therapeutics such as the human hormones vasopressin and oxytocin or the antibiotics vancomycin and daptomycin.
Philippe Diderich, Christian Heinis
doaj   +1 more source

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