Results 41 to 50 of about 1,292,062 (304)

Optimizing periodicity and polymodality in noise-induced genetic oscillators [PDF]

open access: yes, 2011
Many cellular functions are based on the rhythmic organization of biological processes into self-repeating cascades of events. Some of these periodic processes, such as the cell cycles of several species, exhibit conspicuous irregularities in the form of
A. Sveiczer   +6 more
core   +3 more sources

Validation of Hv1 channel functions in BV2 microglial cells using small molecule modulators

open access: yesFrontiers in Cellular Neuroscience
Microglia are the first responders to insults or damages in the brain where they display both beneficial and detrimental effects. Excessively activated microglia aggravate the secondary damage by producing several proinflammatory mediators. Voltage-gated
Ashutosh Sharma   +12 more
doaj   +1 more source

AN INFLUENCE OF THE d311 EFFECT ON THE BEHAVIOR OF THE CANTILEVER BEAM-SHAPED PIEZOELECTRIC ACTIVATOR MADE OF TWO LAYERS OF PVDF WITH INVERSE POLARITY [PDF]

open access: yesApplied Computer Science, 2014
In the present work an example of the numerical modeling of electro-mechanical coupling of the activator in the form of cantilever beam made of two layers PVDF subjected to an inverse polarity is described.
Andrzej TETER   +2 more
doaj  

Activators and Inhibitors of Protein Kinase C (PKC): Their Applications in Clinical Trials

open access: yesPharmaceutics, 2021
Protein kinase C (PKC), a family of phospholipid-dependent serine/threonine kinase, is classed into three subfamilies based on their structural and activation characteristics: conventional or classic PKC isozymes (cPKCs; α, βI, βII, and γ), novel or non ...
Takahito Kawano   +4 more
doaj   +1 more source

Finding the center reliably: robust patterns of developmental gene expression

open access: yes, 2005
We investigate a mechanism for the robust identification of the center of a developing biological system. We assume the existence of two morphogen gradients, an activator emanating from the anterior, and a co-repressor from the posterior.
A. Eldar   +9 more
core   +1 more source

Management of hardening mixtures properties when stowing mining sites of ore deposits

open access: yesЗаписки Горного института, 2020
Underground mining is characterized by the weakening of the bearing rock mass strata competence and the accumulation of mineral waste. The full use of subsurface resources is ensured by the use of technologies with filling voids by hardening mixtures ...
Vladimir I. Golik   +3 more
doaj   +1 more source

Structure–Activity Studies on Bis-Sulfonamide SHIP1 Activators

open access: yesMolecules, 2023
The SH2-containing inositol polyphosphate 5-phosphatase 1 (SHIP1) enzyme opposes the activity of PI3K and therefore is of interest in the treatment of inflammatory disorders.
Shea T. Meyer   +6 more
doaj   +1 more source

Engineering orthogonal dual transcription factors for multi-input synthetic promoters [PDF]

open access: yes, 2016
Synthetic biology has seen an explosive growth in the capability of engineering artificial gene circuits from transcription factors (TFs), particularly in bacteria. However, most artificial networks still employ the same core set of TFs (for example LacI,
Broedel, AK, Isalan, M, Jaramillo, A
core   +2 more sources

Imaging of High‐Risk Neuroblastoma: Recommendations From SIOPEN Radiology and Nuclear Medicine Specialty Committees

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Neuroblastoma is the most common extracranial solid tumor in early childhood. Its clinical behavior is highly variable, ranging from spontaneous regression to fatal outcome despite intensive treatment. The International Society of Pediatric Oncology Europe Neuroblastoma Group (SIOPEN) Radiology and Nuclear Medicine Specialty Committees ...
Annemieke Littooij   +11 more
wiley   +1 more source

Revealing the Impact of Different Iron‐Based Precursors on the ‘Catalytic’ Graphitization for Synthesis of Anode Materials for Lithium Ion Batteries

open access: yesChemElectroChem, 2023
Low cost and environmentally friendly production of graphite anodes from naturally available biomass resources is of great importance to satisfy the increasing material demand for lithium ion batteries.
Lars Frankenstein   +5 more
doaj   +1 more source

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