Results 21 to 30 of about 2,591 (136)

Exploring CPP Enhanced Hypoxia Targeting: An Approach Using Radiolabeled 2‐nitroimidazole TAT Conjugate

open access: yesDrug Development Research, Volume 87, Issue 1, February 2026.
ABSTRACT Mediated by their protein transduction domain, cell‐penetrating peptides (CPPs) have been widely explored for facilitating intracellular delivery of drugs and small molecules. In this study, a radiolabeled, 2‐nitroimidazole conjugated TAT (TAT ‐ transactivator of transcription) peptide was prepared and evaluated for targeting tumor hypoxia ...
Sweety Mittal   +4 more
wiley   +1 more source

Space nuclear power systems [PDF]

open access: yes, 1972
Space nuclear power systems are considered for use in those particular spacecraft applications for which nuclear power systems offer unique advantages over solar and/or chemical space power systems. Both isotopic and reactor heated space electrical power
Carpenter, R. T.
core   +2 more sources

Bioorthogonal Chemistry in Biomolecule Quantification: A Review of Reactions and Strategies

open access: yesChemistry – A European Journal, Volume 32, Issue 1, 2 January 2026.
This review summarizes the application of catalyst‐free bioorthogonal reactions: Staudinger ligation, strain promoted azide alkyne cycloaddition, inverse electron‐demand Diels–Alder, and 2‐cyanobenzothiazole cysteine condensation in the semi‐quantitative and quantitative analysis of biomolecules.
Mingze Yang, Shiqi Wang
wiley   +1 more source

203Pb with High Specific Activity for Nuclear Medicine [PDF]

open access: yes, 2014
The heavy metal pollution due to their industrial production, waste repository or accident as the cyanide spill in river Tisza in 2002, increase the scientific interest for using an ideal trace isotope for monitoring these type of events.
Andrási, Dávid   +4 more
core  

Comment on “The biosphere: A homogeniser of Pb-isotope signals” by C. Reimann, B. Flem, A. Arnoldussen, P. Englmaier, T.E. Finne, F. Koller and Ø. Nordgulen [PDF]

open access: yes, 2008
Reimann et al. (2008) recently published a study on Pb-isotope signature along a 120 km long transect cutting the city of Oslo. Based on concentration but also isotope data, they misinterpret Pb concentration of the biosphere in rural places and explain ...
Aubert, Dominique   +4 more
core   +5 more sources

Decay-assisted collinear resonance ionization spectroscopy: Application to neutron-deficient francium

open access: yes, 2014
This paper reports on the hyperfine-structure and radioactive-decay studies of the neutron-deficient francium isotopes $^{202-206}$Fr performed with the Collinear Resonance Ionization Spectroscopy (CRIS) experiment at the ISOLDE facility, CERN.
Billowes, J.   +19 more
core   +4 more sources

Emerging Role of MRI‐Based Artificial Intelligence in Individualized Treatment Strategies for Hepatocellular Carcinoma: A Narrative Review

open access: yesJournal of Magnetic Resonance Imaging, Volume 63, Issue 1, Page 79-97, January 2026.
ABSTRACT Hepatocellular carcinoma (HCC) is the most common subtype of primary liver cancer, with significant variability in patient outcomes even within the same stage according to the Barcelona Clinic Liver Cancer staging system. Accurately predicting patient prognosis and potential treatment response prior to therapy initiation is crucial for ...
Feng Che   +5 more
wiley   +1 more source

Battery-type column for caesium ions separation using electroactive film of copper hexacyanoferrate nanoparticles [PDF]

open access: yes, 2017
We reported a novel and compact battery-type column using nanoparticles film of copper hexacyanoferrate (CuHCF NPs film) for sequential removal of Cs from wastewater.
Chen, Rongzhi   +4 more
core   +1 more source

Accuracy and precision of few‐time‐points renal dosimetry for [177Lu]Lu‐PSMA‐617 therapy: Analysis with nonlinear mixed‐effects modeling

open access: yesMedical Physics, Volume 53, Issue 1, January 2026.
Abstract Background Determination of time‐integrated activity (TIA) with a reduced number of imaging sessions is essential for minimizing patient burden and clinical workload in the dosimetry of [177Lu]Lu‐PSMA‐617. One approach to achieve this is by performing single‐time‐point (STP) dosimetry.
Assyifa R. Hakim   +9 more
wiley   +1 more source

Determination of a Proper Covering Material for Fixture-Abutment Microleakage Evaluation Using Radiotracers and Gamma-Counter; A Pilot Study

open access: yesJournal of Islamic Dental Association of Iran, 2013
Background and Aim: Radioisotopes adhere to any surface in which they come in contact. Covering the sample surface with a suitable material prior to submersion and isolation of the material before counting make it possible to evaluate the penetrating ...
Mahnaz Arshad   +3 more
doaj  

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