Results 81 to 90 of about 247,522 (191)

Qualitative and quantitative characteristics of the extracellular DNA delivered to the nucleus of a living cell

open access: yesCancer Cell International, 2006
Background The blood plasma and other intertissue fluids usually contain a certain amount of DNA, getting there due to a natural cell death in the organism.
Bogachev Sergei S   +7 more
doaj   +1 more source

A Multidomain Model for Ionic Electrodiffusion and Osmosis with an Application to Cortical Spreading Depression [PDF]

open access: yes, 2014
Ionic electrodiffusion and osmotic water flow are central processes in many physiological systems. We formulate a system of partial differential equations that governs ion movement and water flow in biological tissue.
Mori, Yoichiro
core  

Extracellular α-synuclein levels are regulated by neuronal activity

open access: yesMolecular Neurodegeneration, 2018
Background α-Synuclein is a presynaptic protein abundant in the cytoplasmic compartment of neurons, whereas its presence in the extracellular space has also been observed under physiological conditions.
Kaoru Yamada, Takeshi Iwatsubo
doaj   +1 more source

Apoplastic nucleoside accumulation in Arabidopsis leads to reduced photosynthetic performance and increased susceptibility against Botrytis cinerea

open access: yesFrontiers in Plant Science, 2015
Interactions between plant and pathogen often occur in the extracellular space and especially nucleotides like ATP and NAD have been identified as key players in this scenario.
Manuel eDaumann   +4 more
doaj   +1 more source

MOLECULAR STRUCTURE OF THE EPIDERMAL EXTRACELLULAR SPACES [PDF]

open access: yesInternational Journal of Dermatology, 1979
The skin is a protective cover that participates in the homeostatic regulation of internal fluids by preventing the passage of water, electrolytes and proteins into the external environment. The functional integrity of the skin is maintained through the interaction of the epidermis with the dermis. The epidermis is a tissue arranged in cellular layers.
openaire   +4 more sources

Plasma Brain Dynamics (PBD): A Mechanism for EEG Waves Under Human Consciousness [PDF]

open access: yes, 2017
EEG signals are records of nonlinear solitary waves in human brains. The waves have several types (e.g., α, β, γ, θ, δ) in response to different levels of consciousness. They are classified into two groups: Group-1 consists of complex storm-like waves (α,
ma, Z. G.
core   +2 more sources

PKCε Increases Extracellular Elastin and Fibulin-5/DANCE in Dermal Fibroblasts

open access: yesCellular Physiology and Biochemistry, 2018
Background/Aims: In the earlier study, the selective PKCε activator DCP-LA increased elastic fibres in the dermis of HR-1 hairless mice. As a process of elastic fibre formation, tropoelastin, an elastin monomer, is secreted into the extracellular space ...
Tomoyuki Nishizaki
doaj   +1 more source

Evaluation and Validation of clinical 4.23 T sodium MRI in animals and human: Application of oblique multi-slice spin-echo pulse sequence [PDF]

open access: yes, 2009
Objective: Application of high-field 4.23 T MRI clinical imager was demonstrated for sodium-magnetic resonance imaging (MRI) data acquisition. Primary hypothesis: Sodium [Na] in brain is MR visible. Secondary hypothesis was, if, application of multislice
Jose Katz, Rakesh Sharma
core   +1 more source

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