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Environmental Oxidative Stress – Environmental Sources of ROS
Environmental factors are known sources for oxidative stress. In consequence of the numerous influences that define our environment, environmental...
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Endogenous Oxidant-Generating Systems
Although organisms respiring air oxygen use their energy sources in an optimal way they are threatened by the compulsory formation of reactive oxygen...
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Low Molecular Weight Antioxidants
Low molecular weight antioxidants are an important part of the antioxidative defense mechanisms of cells and organisms. This chapter gives a short...
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Modulation of Cellular Signaling Processes by Reactive Oxygen Species
Exposure of cells to reactive oxygen species (ROS) may result not only in cell death by excessive oxidation of biomolecules but also cause the...
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Development of Technetium-99m and Rhenium-188 Radiopharmaceuticals Containing a Terminal Metal–Nitrido Multiple Bond for Diagnosis and Therapy
The chemistry of nitrido complexes of technetium has played an important role in the search of new Tc-99m radiopharmaceuticals and in providing...
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Glutathione
Glutathione is the most abundant non-protein thiol in cells. It is a tripeptide with two important structural features: the thiol group and the...
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Monitoring Multidrug Resistance P-Glycoprotein Drug Transport Activity with Single-Photon Emission Computed Tomography and Positron Emission Tomography Radiopharmaceuticals
Multidrug resistance (MDR) mediated by overexpression of MDR1 P-glycoprotein (Pgp) is one of the best characterized transporter-mediated barriers to...
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The Broad Spectrum of Responses to Oxidative Stress in Proliferating Cells
Proliferating mammalian cells exhibit a broad spectrum of responses to oxidative stress, depending on the stress level encountered. Very low levels...
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Chemical Modifications of Biomolecules by Oxidants
There is strong evidence in support of the oxidation of biomolecules during normal physiology and under conditions of environmental or pathological...
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Radiopharmaceuticals for Positron Emission Tomography Imaging of Somatostatin Receptor Positive Tumors
The targeting of somatostatin receptors in tumors has been a goal in cancer treatment and diagnosis since the 1980s. Over the past two decades, great...
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Rhenium and Technetium Complexes Anchored by Phosphines and Scorpionates for Radiopharmaceutical Applications
This review presents a comprehensive overview of the most significant developments in the chemistry of technetium and rhenium complexes anchored by...
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DNA Repair: Mechanisms and Measurements
The early findings that significant amounts of modifications are induced to the cellular DNA both spontaneously and as a consequence of metabolism...
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Mitochondrial Free Radical Production, Antioxidant Defenses and Cell Signaling
Mitochondria were classically recognized as the organelles that produce the energy required to drive the endergonic processes of cell life, but now...
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Radiolabeled Integrin αvβ3 Antagonists as Radiopharmaceuticals for Tumor Radiotherapy
Integrins are a family of proteins that facilitate cellular adhesion to and migration on the extracellular matrix proteins found in intercellular...
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Protein Repair and Degradation
Protein oxidation is one of the important processes taking place during oxidative stress. Numerous amino acids can be modified within proteins...
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Superoxide Dismutases and Catalase
Superoxide dismutases (SODs) and catalase represent the primary enzymatic defense against reactive oxygen species. Both enzymes are present in...
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6-Hydrazinonicotinamide Derivatives as Bifunctional Coupling Agents for 99mTc-Labeling of Small Biomolecules
99mTc-labeled small biomolecules are a class of receptor-based, target specific radiopharmaceuticals for the detection of various diseases, such as...
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New Organometallic Technetium Complexes for Radiopharmaceutical Imaging
It is the objective of this review to introduce the reader to the current status of organometallic chemistry, oriented towards the development of...
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Postoperative evaluation of special needs and healthy patients with endodontic treatment under general anesthesia: a retrospective research
BackgroundThis retrospective clinical study was undertaken to comparatively evaluate the number of restorative treatments, endodontic treatments, and...
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Radiomics combined with clinical and MRI features may provide preoperative evaluation of suboptimal debulking surgery for serous ovarian carcinoma
PurposeTo develop and validate a model for predicting suboptimal debulking surgery (SDS) of serous ovarian carcinoma (SOC) using radiomics method,...
