Results 41 to 50 of about 211,010 (331)

A cyclic peptide inhibitor of HIF-1 heterodimerization that inhibits hypoxia signaling in cancer cells [PDF]

open access: yes, 2013
Hypoxia inducible factor-1 (HIF-1) is a heterodimeric transcription factor that acts as the master regulator of cellular response to reduced oxygen levels, thus playing a key role in the adaptation, survival and progression of tumors.
Court, William   +11 more
core   +1 more source

Dual-acting stapled peptides target both HIV-1 entry and assembly [PDF]

open access: yes, 2013
Background: Previously, we reported the conversion of the 12-mer linear and cell-impermeable peptide CAI to a cell-penetrating peptide NYAD-1 by using an i,i + 4 hydrocarbon stapling technique and confirmed its binding to the C-terminal domain (CTD ...
Bhargava, P.   +12 more
core   +2 more sources

Peptídeos cíclicos de biomassa vegetal: características, diversidade, biossíntese e atividades biológicas Cyclic peptide from plant biomass: chemical features and diversity, biosynthesis and biological activities

open access: yesQuímica Nova, 2009
Natural peptides are outstanding as the most promising macromolecules in the search for new drugs, especially those of cyclic nature. The higher plants revealed a very peculiar composition of their cyclic peptides, which distinguish themselves by a "head-
Douglas Gatte Picchi   +4 more
doaj   +1 more source

Structure and pathogenicity of antibodies specific for citrullinated collagen type II in experimental arthritis [PDF]

open access: yes, 2009
Antibodies to citrulline-modifi ed proteins have a high diagnostic value in rheumatoid arthritis (RA). However, their biological role in disease development is still unclear.
Aho   +69 more
core   +2 more sources

Regulation of the G2/M Transition in Rodent Oocytes [PDF]

open access: yes, 2010
Regulation of maturation in meiotically competent mammalian oocytes is a complex process involving the carefully coordinated exchange of signals between the somatic and germ cell compartments of the ovarian follicle via paracrine and cell–cell coupling ...
Downs, Stephen
core   +2 more sources

Sweetening Cyclic Peptide Libraries [PDF]

open access: yesChemInform, 2004
AbstractFor Abstract see ChemInform Abstract in Full Text.
openaire   +2 more sources

Cyclic Peptides for Drug Development

open access: yesAngewandte Chemie International Edition, 2023
AbstractCyclic peptides are fascinating molecules abundantly found in nature and exploited as molecular format for drug development as well as other applications, ranging from research tools to food additives. Advances in peptide technologies made over many years through improved methods for synthesis and drug development have resulted in a steady ...
Ji, Xinjian   +2 more
openaire   +2 more sources

Fluorescence Correlation Spectroscopy Reveals Efficient Cytosolic Delivery of Protein Cargo by Cell-Permeant Miniature Proteins. [PDF]

open access: yes, 2018
New methods for delivering proteins into the cytosol of mammalian cells are being reported at a rapid pace. Differentiating between these methods in a quantitative manner is difficult, however, as most assays for evaluating cytosolic protein delivery are
Knox, Susan L   +4 more
core   +2 more sources

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

Truncated and Helix-Constrained Peptides with High Affinity and Specificity for the cFos Coiled-Coil of AP-1 [PDF]

open access: yes, 2013
Protein-based therapeutics feature large interacting surfaces. Protein folding endows structural stability to localised surface epitopes, imparting high affinity and target specificity upon interactions with binding partners.
A Patgiri   +63 more
core   +3 more sources

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