Results 51 to 60 of about 102,235 (302)

Nucleotide specificity of the enzymatic and motile activities of dynein, kinesin, and heavy meromyosin. [PDF]

open access: yes, 1991
The substrate specificities of dynein, kinesin, and myosin substrate turnover activity and cytoskeletal filament-driven translocation were examined using 15 ATP analogues.
Furusawa, K   +6 more
core   +2 more sources

IMPDH inhibition enhances cytarabine efficacy in SAMHD1‐expressing leukaemia cells via guanine nucleotide depletion

open access: yesMolecular Oncology, EarlyView.
Cytarabine is a key therapy for acute myeloid leukaemia (AML), but its efficacy is limited by the dNTPase SAMHD1, which hydrolyses its active metabolite. Screening nucleotide biosynthesis inhibitors revealed that IMPDH inhibitors selectively sensitise SAMHD1‐proficient AML cells to cytarabine.
Miriam Yagüe‐Capilla   +9 more
wiley   +1 more source

TNB-738, a biparatopic antibody, boosts intracellular NAD+ by inhibiting CD38 ecto-enzyme activity

open access: yesmAbs, 2022
Cluster of differentiation 38 (CD38) is an ecto-enzyme expressed primarily on immune cells that metabolizes nicotinamide adenine dinucleotide (NAD+) to adenosine diphosphate ribose or cyclic ADP-ribose and nicotinamide.
Harshad S. Ugamraj   +19 more
doaj   +1 more source

RNA‐Micelles as Self‐Assembling Structures for Efficient Co‐Delivery of Synergistic siRNA and Nucleoside Analogues to Treat CRC Lung Metastasis

open access: yesAdvanced Functional Materials, EarlyView.
Two kinds of self‐assembled RNA micelles were used to co‐deliver synergistic siRNA and nucleoside analogues for the treatment of colorectal cancer lung metastases. Near‐complete elimination of lung cancer metastases was confirmed in an orthotopic lung metastasis model constructed using human colorectal cancer lung metastases patient surgical samples to
Kai Jin   +4 more
wiley   +1 more source

Adjunctive therapies to reduce thrombotic events in patients with a history of myocardial infarction : role of vorapaxar [PDF]

open access: yes, 2015
© 2015 Farag et al. This work is published by Dove Medical Press Limited, and licensed under Creative Commons Attribution – Non Commercial (unported, v3.0) LicenseAcute myocardial infarction (AMI) is generally attributed to coronary atherothrombotic ...
Farag, Mohamed   +2 more
core   +3 more sources

Single‐Mitochondrion ATP Profiling Directs Discovery of Targetable OXPHOS Dependency in Cancers

open access: yesAdvanced Science, EarlyView.
MitoATP‐nFCM integrates nano‐flow cytometry with fluorogenic probes (ATP/membrane potential) and antibodies to quantify mitochondrial metabolites and protein expression at single‐organelle resolution, exposing oxidative phosphorylation (OXPHOS)‐driven metabolic rewiring in cancers.
Xu Xiao   +7 more
wiley   +1 more source

The Role of Chemistry Across Disciplines From Humanities to Life Sciences in Understanding Complexity and Emergence

open access: yesAngewandte Chemie, EarlyView.
This study explores the origins of life by linking prebiotic chemistry, the emergence of information‐carrying molecules such as RNA and proteins, and philosophical questions about consciousness. The study emphasizes the role of molecular evolution in the Central Dogma and provides insights into the chemical origins of biology and the basis of life's ...
Harald Schwalbe   +5 more
wiley   +2 more sources

Targeted LC-MS profiling reveals dysregulated glycolytic flux and TCA cycle stalling in POAG plasma

open access: yesScientific Reports
Glaucoma is the leading cause of irreversible blindness. Primary open-angle glaucoma (POAG) is the most common form globally and has been linked to mitochondrial dysfunction and energy deficiency.
Yizhen Tang   +8 more
doaj   +1 more source

The importance of calcium in the regulation of megakaryocyte function

open access: yesHaematologica, 2014
Platelet release by megakaryocytes is regulated by a concert of environmental and autocrine factors. We previously showed that constitutively released adenosine diphosphate by human megakaryocytes leads to platelet production. Here we show that adenosine
Christian Andrea Di Buduo   +7 more
doaj   +1 more source

P2 purinoceptors signaling in fibroblasts of rat subcutaneous tissue [PDF]

open access: yes, 2011
Mestrado em Biologia Molecular e CelularO tecido conjuntivo parece estar envolvido na génese de diversas condições patológicas. O aumento da rigidez do tecido conjuntivo, resultante da fibrose, pode constituir um factor importante no mecanismo patogénico
Reis, Carla Patrícia da Silva e Sousa
core   +1 more source

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