Results 51 to 60 of about 670,162 (341)

Discrete Symmetries and Generalized Fields of Dyons

open access: yes, 2009
We have studied the different symmetric properties of the generalized Maxwell's - Dirac equation along with their quantum properties. Applying the parity (\mathcal{P}), time reversal (\mathcal{T}), charge conjugation (\mathcal{C}) and their combined ...
A. Roy   +30 more
core   +1 more source

Ubiquitin-like Protein Conjugation: Structures, Chemistry, and Mechanism

open access: yesChemical Reviews, 2017
Ubiquitin-like proteins (Ubl’s) are conjugated to target proteins or lipids to regulate their activity, stability, subcellular localization, or macromolecular interactions.
L. Cappadocia, C. Lima
semanticscholar   +1 more source

Folic acid conjugated with serum albumin for nano- and submicron delivery systems for applications in therapy and diagnostics [PDF]

open access: yesExploration of Drug Science
Folic acid (FA) residue is a well-known and widely spread targeting ligand, or biovector, used as a component in engineering artificial nanosized and submicron particles (NSPs) to target various cells and treat a variety of diseases that are associated ...
Maria G. Gorobets   +5 more
doaj   +1 more source

Dominant Bacterial Phyla from the Human Gut Show Widespread Ability To Transform and Conjugate Bile Acids

open access: yesmSystems, 2021
Gut bacteria influence human physiology by chemically modifying host-synthesized primary bile acids. These modified bile acids, known as secondary bile acids, can act as signaling molecules that modulate host lipid, glucose, and energy metabolism and ...
L. N. Lucas   +7 more
doaj   +1 more source

Temporal evolution of photorefractive double phase-conjugate mirrors [PDF]

open access: yes, 1993
We present wave-optics calculations of the temporal and spatial evolution from random noise of a double phase-conjugate mirror in photorefractive media that show its image exchange and phase-reversal properties.
Engin, Doruk   +3 more
core   +1 more source

Aptamers Chemistry: Chemical Modifications and Conjugation Strategies

open access: yesMolecules, 2019
Soon after they were first described in 1990, aptamers were largely recognized as a new class of biological ligands that can rival antibodies in various analytical, diagnostic, and therapeutic applications.
F. Odeh   +7 more
semanticscholar   +1 more source

Time-resolved Spectral Analysis Of Phase Conjugation By Four-wave Mixing In Semiconductor Optical Amplifiers [PDF]

open access: yes, 1997
Optical phase conjugation provides a mechanism for achieving dispersion compensation in optical fibers. This has been demonstrated by four-wave mixing (FWM) in both fiber and semiconductor optical amplifiers (SOAs).
Geraghty, David F.   +5 more
core  

Conjugate vaccines

open access: yesExpert Review of Vaccines, 2003
Conjugate vaccines in which the capsular polysaccharide of Haemophilus influenzae type b, common serotypes of Streptococcus pneumoniae and group C Neisseria meningitidis are covalently bound to a protein antigen to convert a T-cell-independent immune response into a T-cell-dependent response have proved highly effective in the prevention of invasive ...
openaire   +2 more sources

Clinical Insights Into Hypercalcemia of Malignancy in Childhood

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Hypercalcemia of malignancy (HCM) is a rare but life‐threatening metabolic emergency in children that occurs in less than 1% of pediatric cancer cases, with a reported incidence ranging from 0.4% to 1.0% across different studies. While it is observed in 10%–20% of adult malignancies, pediatric HCM remains relatively uncommon.
Hüseyin Anıl Korkmaz
wiley   +1 more source

A Polymorphic Gene within the Mycobacterium smegmatis esx1 Locus Determines Mycobacterial Self-Identity and Conjugal Compatibility

open access: yesmBio, 2022
Mycobacteria mediate horizontal gene transfer (HGT) by a process called distributive conjugal transfer (DCT) that is mechanistically distinct from oriT-mediated plasmid transfer.
R. R. Clark   +4 more
doaj   +1 more source

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