Results 81 to 90 of about 149,267 (192)

Utilização do acetato de celulose produzido a partir da celulose extraída do caroço de manga como matriz para produção de sistemas microparticulados

open access: yesQuímica Nova, 2011
Cellulose acetate produced from mango seed fibers cellulose was used as a matrix for preparation of microparticles empty and load with acetaminophen (Paracetamol) in order to evaluate the incorporation of an active agent during the formation of ...
Alisson Costa da Cruz   +7 more
doaj   +1 more source

Structure of polydisperse inverse ferrofluids: Theory and computer simulation [PDF]

open access: yes, 2007
By using theoretical analysis and molecular dynamics simulations, we investigate the structure of colloidal crystals formed by nonmagnetic microparticles (or magnetic holes) suspended in ferrofluids (called inverse ferrofluids), by taking into account ...
Gao, Y.   +3 more
core  

Independent trapping and manipulation of microparticles using dexterous acoustic tweezers [PDF]

open access: yes, 2014
An electronically controlled acoustic tweezer was used to demonstrate two acoustic manipulation phenomena: superposition of Bessel functions to allow independent manipulation of multiple particles and the use of higher-order Bessel functions to trap ...
Cochran, Sandy   +6 more
core   +4 more sources

Release of Prometastatic Platelet-Derived Microparticles Induced by Breast Cancer Cells: A Novel Positive Feedback Mechanism for Metastasis

open access: yesTH Open, 2017
Circulating platelets and platelet-derived microparticles are regulators of cancer metastasis. In this study, we show that breast cancer cells induce platelet aggregation and lead to the release of platelet-derived microparticles.
Marta Zarà   +8 more
doaj   +1 more source

Instability onset and scaling laws of an autooscillating turbulent flow in a complex plasma [PDF]

open access: yes, 2017
We study a complex plasma under microgravity conditions that is first stabilized with an oscillating electric field. Once the stabilization is stopped, the so-called heartbeat instability develops.
Räth, Christoph   +2 more
core   +2 more sources

FORMULASI MIKROPARTIKEL BERPORI DALAM POLI (D,L-Laktida) SEBAGAI SCAFFOLDDENGAN TEKNIK EMULSIFIKASI PENGUAPAN PELARUT

open access: yesJurnal Riset Kimia, 2015
Poly (D,L-lactide acid) has been used as scaffold for tissue engineering. In this study, PDLLA microparticles were made into porous microparticles.
Lili Fitriani, Tri Suciati
doaj   +1 more source

Development of Functional Microfold (M) Cells from Intestinal Stem Cells in Primary Human Enteroids. [PDF]

open access: yes, 2016
Background & aimsIntestinal microfold (M) cells are specialized epithelial cells that act as gatekeepers of luminal antigens in the intestinal tract.
Dunn, James CY   +11 more
core   +4 more sources

The microparticulate inks for bioprinting applications

open access: yesMaterials Today Bio
Three-dimensional (3D) bioprinting has emerged as a groundbreaking technology for fabricating intricate and functional tissue constructs. Central to this technology are the bioinks, which provide structural support and mimic the extracellular environment,
Chuanfeng An   +9 more
doaj   +1 more source

Characteristics of modern atmospheric dust deposition in snow on the Penny Ice Cap, Baffin Island, Arctic Canada [PDF]

open access: yes, 1998
We evaluated the concentration, size and distribution of insoluble dust microparticles in snowpits on the Penny Ice Cap (PIC), Baffin Island, to define (1) the characteristics of modern atmospheric dust deposition at the site, (2) the relative ...
Wake, Cameron P   +2 more
core   +2 more sources

Isolation of equine endothelial cells and life cell angiogenesis assay [PDF]

open access: yes, 2014
Arterial or venous thromboses are frequent clinical complications with the risk of fatal progression. Recent studies suggest the disruption of angiogenesis in the course of thrombus resolution as the underlying pathomechanism.
Dietze, Kathrin   +5 more
core   +1 more source

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