Results 41 to 50 of about 12,567 (209)

MCT1 in Invasive Ductal Carcinoma: Monocarboxylate Metabolism and Aggressive Breast Cancer. [PDF]

open access: yes, 2017
Introduction: Monocarboxylate transporter 1 (MCT1) is an importer of monocarboxylates such as lactate and pyruvate and a marker of mitochondrial metabolism.
Birbe, Ruth C.   +14 more
core   +2 more sources

Conformational Space and Dynamics of Sodium-Coupled Symporters [PDF]

open access: yesBiophysical Journal, 2011
Secondary transporters utilize the free energy stored in the sodium gradient to move a solute against a concentration gradient. The transport process involves a sequence of conformational changes that exposes the substrate and ion binding sites alternatively to the extracellular and the intracellular compartment.
Beckstein, O, Sansom, M
openaire   +3 more sources

Molecular theranostics: principles, challenges and controversies

open access: yesJournal of Medical Radiation Sciences, Volume 72, Issue 1, Page 156-164, March 2025.
Molecular theranostics offers a powerful tool to drive precision medicine in nuclear oncology. While theranostics is not a new principle in nuclear medicine, recent advances in instrumentation and radiopharmacy have driven a reinvigoration and a broader suite of applications.
Geoffrey Currie
wiley   +1 more source

Nuclear medicine in endocrine tumours [PDF]

open access: yes, 2011
C
Peremans, Kathelijne   +1 more
core   +2 more sources

Construction of a Fluorescence‐Based Logic Gate Seeing the Effect of Perchlorate Ions on Hemicyanine Dye–β‐Cyclodextrin Complexes to Certify Safe Drinking Water

open access: yesChemistryOpen, EarlyView.
A method to detect perchlorate ions and certify safe drinking water by constructing a fluorescence‐based logic gate considering the binding of a hemicyanine dye with β‐CD is presented. Perchlorate ions (ClO4−) are prevalent contaminants in the surface, and drinking water that disrupt thyroid function by competitively inhibiting the sodium‐iodide ...
Anusha C. M.   +4 more
wiley   +1 more source

Use of progress curves to estimate the co-substrate-to-substrate flow ratio of a symport mechanism. Application to the isoleucine-Na+ symport of mouse ascites-tumour cells and to the lactose-proton symport [PDF]

open access: yesBiochemical Journal, 1988
The model envisages two components in the process, whereby Ht equivalents of co-substrate and St equivalents of substrate accumulate in the cellular compartment in time t. The first is the flow through the symport, n equivalents of co-substrate entering or leaving with each substrate equivalent.
E.R. Johnson, P Hopkins, A A Eddy
openaire   +3 more sources

Revisionist history uncovers a simplified molecular‐based classification of differentiated thyroid cancer

open access: yesThe Journal of Pathology, EarlyView.
Abstract The diagnostic classification of differentiated thyroid cancer has been a longstanding topic of debate among pathologists, largely due to high interobserver variability. This complexity has increased with the expansion of tumor types and subtypes.
Sylvia L Asa   +8 more
wiley   +1 more source

Dapagliflozin stimulates glucagon secretion at high glucose: experiments and mathematical simulations of human A-cells. [PDF]

open access: yes, 2016
Glucagon is one of the main regulators of blood glucose levels and dysfunctional stimulus secretion coupling in pancreatic A-cells is believed to be an important factor during development of diabetes.
Ahlstedt, I.   +3 more
core   +1 more source

The molecular mechanisms of defensive‐grade organic acid biosynthesis in ground beetles

open access: yesInsect Molecular Biology, EarlyView.
Formic acid and methacrylic acid are the primary defensive chemicals in the pygidial gland secretions of Platynus angustatus and Pterostichus moestus, respectively. Comparative transcriptomics suggests the folate cycle and valine catabolism may be involved in the biosynthesis of formic acid and methacrylic acid, respectively.
Adam M. Rork   +3 more
wiley   +1 more source

Quantitative RNA-seq Analysis Unveils Osmotic and Thermal Adaptation Mechanisms Relevant for Ectoine Production in Chromohalobacter salexigens [PDF]

open access: yes, 2018
Quantitative RNA sequencing (RNA-seq) and the complementary phenotypic assays were implemented to investigate the transcriptional responses of Chromohalobacter salexigens to osmotic and heat stress.
Carmen Vargas   +6 more
core   +2 more sources

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