Results 61 to 70 of about 7,543,664 (335)

Estimation of Humidity Variation and Electric Resistivity in Hardened Concrete by Means of a Stainless Steel Voltammetric Sensor

open access: yesSensors, 2022
Reinforced concrete structures’ (RCSs) ageing and early deterioration are some of the main challenges faced by the building sector today, and steel bar corrosion is one of the main problems.
Ana Martínez Ibernón   +3 more
doaj   +1 more source

A Three-Dimensional Dynamic Supramolecular "Sticky Fingers" Organic Framework. [PDF]

open access: yes, 2019
Engineering high-recognition host-guest materials is a burgeoning area in basic and applied research. The challenge of exploring novel porous materials with advanced functionalities prompted us to develop dynamic crystalline structures promoted by soft ...
Costa, José Sánchez   +8 more
core   +4 more sources

Clinical Course and Impact of Breaks in Therapy for Children With Relapsed/Refractory Solid Tumors

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Pediatric relapsed or refractory (R/R) solid tumors carry a dismal prognosis, and postrelapse patient experiences are not well described. We present postrelapse outcomes, including number of R/R events and subsequent therapy regimens.
Matthew T. McEvoy   +5 more
wiley   +1 more source

Molecular Computing: from conformational pattern recognition to complex processing networks

open access: yes, 1996
Natural biomolecular systems process information in a radically different manner than programmable machines. Conformational interactions, the basis of specificity and self-assembly, are of key importance.
Conrad, Michael, Zauner, Klaus-Peter
core   +1 more source

Molecular Methods for Rare Hemoglobinopathy Cases: First Brazilian Report of Pediatric Siblings with Hb O‐Arab and Alpha‐Thalassemia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Hemoglobinopathies are prevalent globally; diagnosis is complex in high genetic admixture populations like Brazil. We report, in two pediatric siblings, the first documented cases in Brazil of heterozygosity for hemoglobin (Hb) O‐Arab with coinheritance of α‐thalassemia (αα/−α4.2; −α3.7/−α4.2), resulting in microcytic and hypochromic anemia ...
Elisângela de Souza Miranda Muynarsk   +9 more
wiley   +1 more source

Decoration of Fe3+ on carboxyl microporous organic network to fabricate magnetic porous carbon for efficient adsorption and removal of cationic dyes

open access: yesChemical Engineering Journal Advances, 2021
Fabrication of novel magnetic porous materials for efficient magnetic adsorption and removal of environmental contaminants still remains great important and interesting in environmental science.
Xin-Qiao He   +4 more
doaj   +1 more source

The Efficacy and Safety of Bevacizumab/Irinotecan/Temozolomide (BIT) for Relapsed/Refractory Neuroblastoma: The UK Children's Cancer and Leukaemia Group Experience

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Patients with high‐risk neuroblastoma who either are refractory to induction chemotherapy or relapse following multi‐modal treatment have a dismal prognosis. Based on data from the BEACON trial, since 2021 the UK national guidelines recommend bevacizumab, irinotecan, and temozolomide (BIT) for patients with relapsed/refractory ...
Thomas J. Jackson   +20 more
wiley   +1 more source

Non-C 2 symmetric chiral ligand dictating allyl-allyl coupling

open access: yesNature Communications
Enantioselective synthesis of chiral compounds is of high interest due to their importance in organic chemistry, medicinal chemistry, life science, and materials science.
Zhengshuai Xu, Hui Qian, Shengming Ma
doaj   +1 more source

Enantioselective Diels–Alder reaction of anthracene by chiral tritylium catalysis

open access: yesBeilstein Journal of Organic Chemistry, 2019
The combination of the trityl cation and a chiral weakly coordinating Fe(III)-based bisphosphate anion was used to develop a new type of a highly active carbocation Lewis acid catalyst.
Qichao Zhang, Jian Lv, Sanzhong Luo
doaj   +1 more source

Electrochemical Evaluation of Tumor Development via Cellular Interface Supported CRISPR/Cas Trans-Cleavage

open access: yesResearch, 2022
Evaluating tumor development is of great importance for clinic treatment and therapy. It has been known that the amounts of sialic acids on tumor cell membrane surface are closely associated with the degree of cancerization of the cell. So, in this work,
Liangfen Cheng   +7 more
doaj   +1 more source

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