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Nataly Puerta Cavanzo et al.
Frontiers in medicine, 7, 615774-615774 (2021-02-02)
An unsolved therapeutic problem in fibrosis is the overproduction of collagen. In order to screen the effect of anti-fibrotic drugs on collagen deposition, the Scar-in-a-Jar approach has been introduced about a decade ago. With macromolecular crowding a rapid deposition of
X C Qin et al.
Journal of photochemistry and photobiology. B, Biology, 120, 156-162 (2013-01-30)
Nanographene oxide (NGO), a new type of nanomaterial for anticancer drugs delivery and near-infrared (NIR)-mediated photothermal ablation of tumors, has been used in the combination of photothermal therapy and chemotherapy. Herein, targeted chemo-photothermal therapy based on polyvinylpyrrolidone (PVP) functionalized NGO
Qunyou Tan et al.
Drug development and industrial pharmacy, 39(9), 1364-1371 (2012-09-22)
The purpose of this study was to evaluate the taste masking potential of novel solid dispersions (SDs) using Eudragit® EPO as the excipient when incorporated into the orally disintegrating tablets (ODTs) for delivering a highly soluble drug with an extremely
Jenna Haverfield et al.
Scientific reports, 6, 19357-19357 (2016-01-21)
The ability of human metaphase-II arrested eggs to activate following fertilisation declines with advancing maternal age. Egg activation is triggered by repetitive increases in intracellular Ca(2+) concentration ([Ca(2+)]i) in the ooplasm as a result of sperm-egg fusion. We therefore hypothesised
Iu P Mukha et al.
Prikladnaia biokhimiia i mikrobiologiia, 49(2), 215-223 (2013-06-26)
Conditions for obtaining stable silver nanoparticles smaller than 10 nm were developed using a binary stabilizer polyvinylpyrrolidone/sodium dodecylsulphate in optimal ratio. Optical spectra, morphology and dependence of size of the nanoparticles on the amount of reducing agent were studied. Colloidal
Vassiliki A Kosma et al.
Materials science & engineering. C, Materials for biological applications, 33(4), 2175-2191 (2013-03-19)
Solution growth of apatite its precursors in the presence of urea commercial gelatin is found to lead, under appropriate conditions, to a rich spectrum of morphologies, among them high aspect ratio needles in uniform sturdy spherulitic assemblies resulting from a
K Yamashita et al.
Die Pharmazie, 68(1), 54-57 (2013-03-01)
The fullerene C60 is used in consumer products such as cosmetics owing to its antioxidative effects and is being developed for nanomedical applications. However, knowledge regarding the safety of fullerene C60, especially after oral administration, is sparse. Here, we examined
Eduardo Caldelas Cuéllar et al.
Acta ortopedica mexicana, 21(5), 234-238 (2007-12-28)
The jumper's knee or patellar tendonitis is a common injury in the athlete with an incidence between 14% and 16% among high-performance athletes. In addition to an overuse injury, there are some intrinsic factors for its development. Conservative treatment is
Xiao-Fan Hu et al.
Theranostics, 11(8), 3796-3812 (2021-03-06)
Rationale: Mechanisms underlying the compromised bone formation in type 1 diabetes mellitus (T1DM), which causes bone fragility and frequent fractures, remain poorly understood. Recent advances in organ-specific vascular endothelial cells (ECs) identify type H blood vessel injury in the bone
Sung Neung Lee et al.
Archives of pharmacal research, 36(1), 79-85 (2013-01-19)
A novel surface-attached, spray-dried solid dispersion containing poorly water-soluble carvedilol (CV) without any change in the crystallinity was prepared using water, polyvinylpyrrolidone (PVP K30) and Tween 80. The solid dispersion was optimized by investigating the effects of the weight ratios
Caiqing Wu et al.
Drug delivery, 28(1), 634-641 (2021-03-30)
To increase the amount of pirfenidone (PFD) loaded in polyvinyl alcohol (PVA) film embedded soft contact lens (SCL), and evaluate its function of sustaining delivery of drug in vitro and in vivo. Drug loading efficiency within PVA film and SCLs, drug release
Bin Li et al.
Carbohydrate polymers, 92(2), 2033-2040 (2013-02-13)
Amorphous solid dispersions (ASD) of quercetin (Que) in cellulose derivative matrices, carboxymethylcellulose acetate butyrate (CMCAB), hydroxypropylmethylcellulose acetate succinate (HPMCAS), and cellulose acetate adipate propionate (CAAdP) were prepared with the goal of identifying an ASD that effectively increased Que aqueous solution
Lei Yang et al.
FASEB journal : official publication of the Federation of American Societies for Experimental Biology, 33(12), 13982-13997 (2019-10-28)
The efficiency of somatic cell nuclear transfer (SCNT) reprogramming is extremely low in terms of production of cloned animals. Here, we found that telomere rejuvenation is a critical event for SCNT reprogramming. Through small-molecule screening, we identified that melatonin significantly
Kathleen M Kelsey et al.
Cell and tissue research, 379(3), 561-576 (2020-01-04)
Defective mammalian spermatozoa are marked on their surface by proteolytic chaperone ubiquitin. To identify potential ubiquitinated substrates in the defective spermatozoa, we resolved bull sperm protein extracts on a two-dimensional gel and isolated a 64-65-kDa spot (p64) corresponding to one
Yodo Sugishita et al.
Journal of assisted reproduction and genetics, 35(11), 2037-2048 (2018-09-03)
A device for closed vitrification was designed to reduce the risk of contamination and investigated on its efficacy for ovarian function recovery after cryopreservation and heterotopic transplantation. Ovarian tissues from green fluorescence protein transgenic mice (10 GFP mice) were vitrified
Gamal M El Maghraby et al.
Pharmaceutical development and technology, 19(6), 641-650 (2013-07-12)
Nisoldipine is a calcium channel blocker with low and variable oral bioavailability. This was attributed to slow dissolution and presystemic metabolism. Accordingly, the objective of this work was to enhance the dissolution rate of nisoldipine to formulate fast disintegrating tablets
J L Zamora
American journal of surgery, 151(3), 400-406 (1986-03-01)
The chemical, microbiologic, and toxic characteristics of povidone-iodine solution, a commonly used antiseptic agent, are addressed in a collective review of relevant works published from 1956 to the present. Interactions of this agent with the thyroid gland and the kidneys
Yan-Yan Yin et al.
Inorganic chemistry, 52(7), 3738-3743 (2013-03-20)
Both bulk crystals and nanocrystals of two helical complexes, [Cu(μ2-L)(H2O)]n (1) and {[Cu(μ2-L)(H2O)]·2H2O}n (2) (H2L = thiazolidine-2,4-dicarboxylic acid), have been synthesized with the chiralities of right-handedness (1) and left-handedness (2), respectively. 4-Cyanopyridine and poly(vinylpyrrolidone) (PVP) have been applied to control
David R Martinez et al.
Cell, 178(1), 190-201 (2019-06-18)
The placental transfer of maternal IgG is critical for infant protection against infectious pathogens. However, factors that modulate the placental transfer of IgG remain largely undefined. HIV-infected women have impaired placental IgG transfer, presenting a unique "disruption model" to define
Helen Thomas et al.
Journal of chromatography. A, 1285, 48-56 (2013-03-16)
In protein chromatography, the size of the protein determines which fraction of pores it can access within a resin and at which rate of diffusion. Moreover, in the presence of grafted polymers like in advanced materials, adsorbed proteins and electrolytes
XingHui Shen et al.
Scientific reports, 5, 17829-17829 (2015-12-09)
Autophagy is an essential cellular mechanism that degrades cytoplasmic proteins and organelles to recycle their components. Moreover, autophagy is essential for preimplantation development in mammals. Here we show that autophagy is also important for reprogramming in somatic cell nuclear transfer
Mianqi Xue et al.
Nanoscale, 5(5), 1803-1805 (2013-02-02)
Nano-dumbbells via electrospinning: controllable nano-dumbbells are fabricated via electrospinning. The weight block parts and the length of nanowires between them can be adjusted through changing the experimental conditions. This nanostructure enables ultralow-limit gas sensing properties of the resulting polypyrrole-based microsensor.
Chen Lin et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 114, 330-338 (2013-06-22)
In this paper, we report a Re(I) complex of Re(CO)3(Cl-PYO)Br, where Cl-PYO stands for 2-(4-chlorophenyl)-5-(pyridin-2-yl)-1,3,4-oxadiazole, including its synthesis, identification, molecular structure, theoretical calculation and photophysical character. Re(CO)3(Cl-PYO)Br is found to be a yellow emitter with long excited state lifetime in
Yu-Tsai Yang et al.
Pharmaceutical development and technology, 19(7), 806-812 (2013-09-21)
The penta-ethyl ester prodrug of diethylenetriaminepentaacetic acid (DTPA), which exists as an oily liquid, was incorporated into a solid dispersion for oral administration by the solvent evaporation method using blends of polyvinylpyrrolidone (PVP), Eudragit® RL PO and α-tocopherol. D-optimal mixture
Bhupendra K Sen et al.
Bulletin of environmental contamination and toxicology, 93(5), 549-554 (2014-09-27)
The removal of phenolic compounds, i.e., o-cresol, m-cresol, and p-cresol from aqueous solution have been evaluated employing activated carbon (AC) coated with polymer supported iron nanoparticles (FeNPs). The synthesized FeNPs were characterized by scanning electron microscope and X-ray diffraction analysis.
J Han et al.
The Journal of biological chemistry, 276(44), 40903-40909 (2001-09-05)
alpha4 integrins are essential for embryogenesis, hematopoiesis, inflammation, and immune response possibly because alpha4 integrins have distinct signaling properties from other integrins. Specifically, the alpha4 cytoplasmic domain binds tightly to paxillin, a signaling adaptor protein, leading to increased cell migration
Y Barak et al.
Human fertility (Cambridge, England), 4(2), 99-103 (2001-10-10)
The technique of intracytoplasmic sperm injection (ICSI) requires mechanical immobilization of the sperm that are to be injected; damage thus caused to the sperm membrane is considered to be necessary to activate the sperm for fertilization. Mechanical immobilization and the
Martin Kuentz et al.
Drug development and industrial pharmacy, 39(9), 1476-1483 (2012-10-10)
An automated version of uniaxial powder flow testing has recently been developed and there is a need for experimental data from pharmaceutical powders. To compare the novel testing method with an annular shear cell using different pharmaceutical excipients. A particular
Aaron R Jex et al.
Journal of clinical microbiology, 46(7), 2252-2262 (2008-05-02)
In the present study, we analyzed genetic variation in Cryptosporidium species from humans (n = 62) with clinical cryptosporidiosis in South Australia. Sequence variation was assessed in regions within the small subunit of nuclear rRNA (p-SSU), the 70-kDa heat shock
Alexey N Semenov et al.
Frontiers in physiology, 10, 923-923 (2019-09-03)
Signaling pathways of red blood cells' (RBCs) micromechanics regulation, which are responsible for maintaining microcirculation, constitute an important property of RBC physiology. Selective control over these processes may serve as an indispensable tool for correction of hemorheological disorders, which accompany
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