Results 91 to 100 of about 212,238 (262)

Bioerodable PLGA-Based Microparticles for Producing Sustained-Release Drug Formulations and Strategies for Improving Drug Loading

open access: yesFrontiers in Pharmacology, 2016
Poly(lactic-co-glycolic acid) (PLGA) is the most widely used biomaterial for microencapsulation and prolonged delivery of therapeutic drugs, proteins and antigens.
Felicity Y. Han   +3 more
semanticscholar   +1 more source

MECHANISM OF THICK METAL WALLS PENETRATION  BY HIGH-SPEED MICROPARTICLES [PDF]

open access: yes, 2016
Purpose. Analysis and estimation of physical parameters which create conditions for microparticles penetration into metal microstructure to abnormally big depth. Methodology.
Baskevych, O.S.   +3 more
core  

Agglomeration of microparticles in complex plasmas

open access: yes, 2010
Agglomeration of highly charged microparticles was observed and studied in complex plasma experiments carried out in a capacitively coupled rf discharge.
Du, Cheng-Ran   +4 more
core   +1 more source

Microvesicles and exosomes: new players in metabolic and cardiovascular disease [PDF]

open access: yes, 2016
The past decade has witnessed an exponential increase in the number of publications referring to extracellular vesicles (EVs). For many years considered to be extracellular debris, EVs are now seen as novel mediators of endocrine signalling via cell-to ...
Charlotte Lawson   +21 more
core   +2 more sources

Fabrication of fillable microparticles and other complex 3D microstructures

open access: yesScience, 2017
Technology used for computer chip manufacturing is combined with soft lithography to produce small polymeric structures. Putting the pieces together One route to improving the delivery of existing drugs is by encapsulation inside a protective but slowly ...
Kevin J. McHugh   +16 more
semanticscholar   +1 more source

Microparticles engineered to highly express peroxisome proliferator-activated receptor-γ decreased inflammatory mediator production and increased adhesion of recipient monocytes.

open access: yesPLoS ONE, 2014
Circulating blood microparticles are submicron vesicles released primarily by megakaryocytes and platelets that act as transcellular communicators.
Julie Sahler   +2 more
doaj   +1 more source

A noninvasive method for measuring mammary apoptosis and epithelial cell activation in dairy animals using microparticles extracted from milk [PDF]

open access: yes, 2014
Milk production from dairy animals has been described in terms of 3 processes: the increase in secretory cell numbers in late pregnancy and early lactation, secretion rate of milk per cell, and the decline in cell numbers as lactation progresses.
Albarrán-Portillo   +24 more
core   +1 more source

Therapeutic microparticles functionalized with biomimetic cardiac stem cell membranes and secretome

open access: yesNature Communications, 2017
Stem cell therapy represents a promising strategy in regenerative medicine. However, cells need to be carefully preserved and processed before usage. In addition, cell transplantation carries immunogenicity and/or tumourigenicity risks. Mounting lines of
Junnan Tang   +12 more
semanticscholar   +1 more source

Off-axis optical trapping and transverse spinning of metallic microparticles with a linearly polarized Gaussian beam [PDF]

open access: yesarXiv, 2020
Optical trapping of metallic microparticles remains a big challenge because of the strong scattering and absorption of light by the particles. In the paper, we report a new mechanism for stable trapping of metallic microparticles by using a tightly focused linearly polarized Gaussian spot.
arxiv  

Detection of a single cobalt microparticle with a microfabricated atomic magnetometer [PDF]

open access: yes, 2011
We present magnetic detection of a single, 2 {\mu}m diameter cobalt microparticle using an atomic magnetometer based on a microfabricated vapor cell. These results represent an improvement by a factor of 105 in terms of the detected magnetic moment over previous work using atomic magnetometers to detect magnetic microparticles. The improved sensitivity
arxiv   +1 more source

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