Results 71 to 80 of about 24,557 (298)

Substrate Range and Genetic Analysis of Acinetobacter Vanillate Demethylase [PDF]

open access: yes, 2000
An Acinetobacter sp. genetic screen was used to probe structure-function relationships in vanillate demethylase, a two-component monooxygenase. Mutants with null, leaky, and heat-sensitive phenotypes were isolated.
Morawski, Birgit   +2 more
core  

Use of Non-Steroidal Anti-Inflammatory Drugs That Elevate Cardiovascular Risk: An Examination of Sales and Essential Medicines Lists in Low-, Middle-, and High-Income Countries [PDF]

open access: yes, 2013
PMCID: PMC3570554This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are ...
A Dans   +20 more
core   +3 more sources

Carotinoid-Oxygenase in Chlorella

open access: yesZeitschrift für Naturforschung B, 1958
In Chlorella wurde ein bisher unbekanntes labiles Oxygenasesystem gefunden, das im Dunkeln mit großer Geschwindigkeit Sauerstoff auf Carotinoide überträgt und das durch Licht gehemmt wird. Vgl. dazu O. WARBURG, G. KRIPPAHL und W. SCHRÖDER, Wirkungsspektrum eines Photosynthese-Ferments, diese Z. 10 b, 631 [1955].
O, WARBURG   +3 more
openaire   +2 more sources

Natural History of Chronic Kidney Disease in Sickle Cell Disease

open access: yesAmerican Journal of Hematology, EarlyView.
ABSTRACT Kidney complications, referred to as nephropathy, develop early in sickle cell disease (SCD). In addition to its known morbidity, abundant data show that chronic kidney disease (CKD) is associated with an increased mortality risk in SCD. Increasing evidence suggests that the natural history of SCD nephropathy is progressive. Initial glomerular
Kenneth I. Ataga
wiley   +1 more source

Oxidative stress markers induced by hyperosmolarity in primary human corneal epithelial cells. [PDF]

open access: yesPLoS ONE, 2015
Oxidative stress has been known to be involved in pathogenesis of dry eye disease. However, few studies have comprehensively investigated the relationship between hyperosmolarity and oxidative damage in human ocular surface.
Ruzhi Deng   +8 more
doaj   +1 more source

A Novel Plasma Heme Assay Reveals Disease Severity in Beta‐Thalassemia and Sickle Cell Anemia

open access: yesAmerican Journal of Hematology, EarlyView.
ABSTRACT Anemia results from imbalanced hemoglobin or red blood cell production and clearance. Hemolytic anemia, caused by premature red blood cell removal, can be intravascular (in blood) or extravascular (erythrophagocytosis). Hemolysis is common in Sickle Cell Disease (SCD) and Beta‐Thalassemia anemia (β‐thalassemia), the most prevalent inherited ...
Laurent Kiger   +14 more
wiley   +1 more source

Degradation of Toluene and Trichloroethylene by Burkholderia cepacia G4 in Growth-Limited Fed-Batch Culture [PDF]

open access: yes, 1996
Burkholderia (Pseudomonas) cepacia G4 was cultivated in a fed-batch bioreactor on either toluene or toluene plus trichloroethylene (TCE). The culture was allowed to reach a constant cell density under conditions in which the amount of toluene supplied ...
Dolfing, Jan,   +3 more
core   +7 more sources

Human AlkB homologue 5 is a nuclear 2-oxoglutarate dependent oxygenase and a direct target of hypoxia-inducible factor 1α (HIF-1α).

open access: yesPLoS ONE, 2011
Human 2-oxoglutarate oxygenases catalyse a range of biological oxidations including the demethylation of histone and nucleic acid substrates and the hydroxylation of proteins and small molecules.
Armin Thalhammer   +12 more
doaj   +1 more source

Characterizing and Genetically Modifying Oscillatoria to Degrade BPA [PDF]

open access: yes, 2017
Bisphenol A (BPA) is becoming an increasing environmental concern. It is a hormone disruptor, and its presence in natural waterways causes some aquatic species to experience problems in growth, reproduction, and development.
Long, Grace
core   +1 more source

Heme Oxygenase and Atherosclerosis [PDF]

open access: yesArteriosclerosis, Thrombosis, and Vascular Biology, 2005
Overproduction of reactive oxygen species under pathophysiological conditions, including dyslipidemia, hypertension, diabetes, and smoking, is integral in the development of cardiovascular diseases (CVD). The reactive oxygen species released from all types of vascular cells regulate various signaling pathways that mediate not only vascular inflammation
openaire   +2 more sources

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