Showing 1-30 of 221 results for "83689"
Monaam Ben Ali et al.
Journal of colloid and interface science, 457, 360-369 (2015-07-22)
Zinc stannate (Zn2SnO4 or ZTO) nanoparticles were synthesized via hydrothermal method using NaOH as a mineralizer. X-ray diffraction (XRD), transmission electron microscopy (TEM) and high-resolution transmission electron microscopy (HRTEM) of the synthesized ZTO nanoparticles revealed the formation of highly pure...
Yichen Wang et al.
Environmental science & technology, 49(10), 6294-6303 (2015-04-16)
Perfluorooctane sulfate (PFOS), a persistent organic pollutant, has recently been closely linked with an increased risk of tumorigenesis. However, PFOS has yielded negative results in various tests of genotoxicity. The present study aimed to investigate the mutagenic response to PFOS...
Iris L Kim et al.
Tissue engineering. Part A, 21(21-22), 2680-2690 (2015-09-25)
Current clinically approved methods for cartilage repair are generally based on either endogenous cell recruitment (e.g., microfracture) or chondrocyte delivery (e.g., autologous chondrocyte implantation). However, both methods culminate in repair tissue with inferior mechanical properties and the addition of biomaterials...
Catherine M Kelso et al.
Otology & neurotology : official publication of the American Otological Society, American Neurotology Society [and] European Academy of Otology and Neurotology, 36(4), 694-700 (2014-10-14)
Introduction of microperforations in round window membrane (RWM) will allow reliable and predictable intracochlear delivery of pharmaceutical, molecular, or cellular therapeutic agents. Reliable delivery of medications into the inner ear remains a formidable challenge. The RWM is an attractive target...
Ming Cai et al.
PloS one, 9(11), e111938-e111938 (2014-11-12)
To investigate the effects of hypoxic conditioned media from rat cerebral cortical cells on the proliferation and differentiation of neural stem cells (NSCs) in vitro, and to study the roles of PI3-K/Akt and JNK signal transduction pathways in these processes....
Andreas Reisch et al.
ACS nano, 9(5), 5104-5116 (2015-04-22)
Ultrasmall polymer nanoparticles are rapidly gaining importance as nanocarriers for drugs and contrast agents. Here, a straightforward modular approach to efficiently loaded and stable sub-20-nm polymer particles is developed. In order to obtain ultrasmall polymer nanoparticles, we investigated the influence...
Jason J Otterstrom et al.
Proceedings of the National Academy of Sciences of the United States of America, 111(48), E5143-E5148 (2014-11-19)
The ability of antibodies binding the influenza hemagglutinin (HA) protein to neutralize viral infectivity is of key importance in the design of next-generation vaccines and for prophylactic and therapeutic use. The two antibodies CR6261 and CR8020 have recently been shown...
Sarah D Hann et al.
Soft matter, 11(9), 1733-1738 (2015-01-21)
We study the assembly of inert and living colloids in a two-phase water-water system that provides an environment that can sustain bacteria, providing a new structure with rich potential to confine and structure microbial communities. The water-water system, formed via...
M Lupi et al.
Nanotechnology, 25(33), 335706-335706 (2014-07-31)
One of the major drawbacks that limits the clinical application of nanoparticles is the lack of preliminary investigations related to their biocompatibility, biodegradability and biodistribution. In this work, biodegradable PEGylated polymer nanoparticles (NPs) have been synthesized by using macromonomers based...
Woan-Ruoh Lee et al.
Journal of pharmaceutical sciences, 103(11), 3542-3552 (2014-09-05)
Alopecia usually cannot be cured because of the available drug therapy being unsatisfactory. To improve the efficiency of treatment, erbium-yttrium-aluminum-garnet (Er-YAG) laser treatment was conducted to facilitate skin permeation of antialopecia drugs such as minoxidil (MXD), diphencyprone (DPCP), and peptide....
Yanuar Dwi Putra Limasale et al.
International journal of pharmaceutics, 479(2), 364-373 (2015-01-18)
Cyclooxygenase-2 (COX-2) is highly expressed in many different cancers. Therefore, the inhibition of the COX-2 pathway by a selective COX-2 inhibitor, celecoxib (CLX), may be an alternative strategy for cancer prevention and therapy. Liposomal drug delivery systems can be used...
Young Soo Joung et al.
Nature communications, 6, 6083-6083 (2015-01-15)
Aerosols are investigated because of their significant impact on the environment and human health. To date, windblown dust and sea salt from sea spray through bursting bubbles have been considered the chief mechanisms of environmental aerosol dispersion. Here we investigate...
W A Nelson et al.
Ecology, 100(2), e02558-e02558 (2018-11-10)
Asymmetric interactions among conspecifics can have diverse effects on population dynamics including stabilization, generation of cycles, and induction of chaotic fluctuations. A difficult challenge, however, is establishing the link between the impact of asymmetric interactions on life history and the...
Javad Hassanzadeh et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 107, 296-302 (2013-02-26)
A novel enhanced chemiluminescence system was developed by applying gold nanorods (Au NRs) as catalysts in rhodamine B-permanganate reaction. Au NRs with three different aspect ratios were synthesized by seed mediated growth method and characterized by UV-Vis spectra and transmission...
Sandeep Kumar Dash et al.
Journal of applied toxicology : JAT, 34(11), 1130-1144 (2014-01-31)
The aim of the present study was to develop zinc sulfide nanoparticles (ZnS NPs) and to study their cytotoxicity against the KG-1A (human acute myeloid leukemia) cell line. ZnS NPs were synthesized using the pyrolytic method and characterized by X-ray...
Shengnan Su et al.
Journal of hazardous materials, 244-245, 736-742 (2012-12-01)
The removal of Rhodamine B (RhB) by Co(x)Fe(3-x)O(4) magnetic nanoparticles activated Oxone has been performed in this study. A series of Co(x)Fe(3-x)O(4) nanoparticles was synthesized using a hydrothermal method. The synthetic Co(x)Fe(3-x)O(4) nanoparticles were characterized using X-ray diffraction (XRD) and...
Andrea M Binnebose et al.
PLoS neglected tropical diseases, 9(10), e0004173-e0004173 (2015-10-27)
Filarial diseases represent a significant social and economic burden to over 120 million people worldwide and are caused by endoparasites that require the presence of symbiotic bacteria of the genus Wolbachia for fertility and viability of the host parasite. Targeting...
Qi Wang et al.
Journal of hazardous materials, 246-247, 135-144 (2013-01-10)
Amorphous TiO(2) (Am-TiO(2)) was prepared at room temperature by hydrolysis of Ti(OBu)(4) in water without addition of strong acids or organic solvents. Results from XRD and TEM revealed that the as-prepared Am-TiO(2) was composed of amorphous structure. For the simultaneous...
Arianna Bertolani et al.
Nature communications, 6, 7574-7574 (2015-07-01)
Amyloid supramolecular assemblies have found widespread exploitation as ordered nanomaterials in a range of applications from materials science to biotechnology. New strategies are, however, required for understanding and promoting mature fibril formation from simple monomer motifs through easy and scalable...
Wenyan Xie et al.
PloS one, 10(8), e0136474-e0136474 (2015-08-26)
Human parainfluenza virus type 3 (HPIV3) can cause severe respiratory tract diseases in infants and young children, but no licensed vaccines or antiviral agents are currently available for treatment. Fusing the viral and target cell membranes is a prerequisite for...
Xiupei Yang et al.
Journal of pharmaceutical and biomedical analysis, 117, 118-124 (2015-09-10)
An internal standard method has been developed for the simultaneous determination of anthracycline antibiotics, doxorubicin (DOX) and daunorubicin (DAN), in rabbit plasma using capillary electrophoresis (CE) with in-column double optical-fiber LED-induced fluorescence detection (CE-ICDOF-LED-FLD). Rhodamine B (RhB) was selected as...
Daniel Soetkamp et al.
Basic research in cardiology, 109(5), 433-433 (2014-08-15)
S-nitrosation (SNO) of connexin 43 (Cx43)-formed channels modifies dye uptake in astrocytes and gap junctional communication in endothelial cells. Apart from forming channels at the plasma membrane of several cell types, Cx43 is also located at the inner membrane of...
Simplifying microfluidic separation devices towards field-detection of blood parasites
Holm SH, et al.
Analytical Methods : Advancing Methods and Applications, 8(16), 3291-3300 (2016)
Atul Bhardwaj et al.
Bioorganic & medicinal chemistry letters, 23(1), 163-168 (2012-12-04)
The observation that the cyclooxygenase-2 (COX-2) isozyme is over-expressed in multiple types of cancer, relative to that in adjacent non-cancerous tissue, prompted this investigation to prepare a group of hybrid fluorescent conjugates wherein the COX inhibitors ibuprofen, (S)-naproxen, acetyl salicylic...
Clément Carel et al.
PloS one, 9(5), e97148-e97148 (2014-05-13)
Understanding the mechanism that controls space-time coordination of elongation and division of Mycobacterium tuberculosis (Mtb), the causative agent of tuberculosis (TB), is critical for fighting the tubercle bacillus. Most of the numerous enzymes involved in the synthesis of Mycolic acid...
Qiaoya Lin et al.
Pharmaceutical research, 31(6), 1438-1449 (2013-04-30)
Molecular therapeutics often require an effective nanoparticle-based delivery strategy to transport them to cytosolic organelles to be functional. Recently, a cytosolic delivery strategy based on the scavenger receptor class B type I (SR-BI) mediated pathway has shown great potential for...
Yoshiyuki Hattori et al.
Journal of liposome research, 25(2), 131-140 (2014-09-10)
In this study, we investigated the possibility of whether depletion of tumor-associated macrophages (TAMs) by zoledronic acid (ZOL) entrapped in folate-linked liposome could inhibit tumor angiogenesis and consequently tumor growth. Abundant expression of folate receptor β (FRβ) mRNA was detected...
Habib Bagheri et al.
Analytica chimica acta, 794, 38-46 (2013-08-27)
A novel Fe3O4-poly(aniline-naphthylamine)-based nanocomposite was synthesized by chemical oxidative polymerization process as a magnetic sorbent for micro solid phase extraction. The scanning electron microscopy images of the synthesized nanocomposite revealed that the copolymer posses a porous structure with diameters less...
Alexander V Pichugin et al.
The American journal of pathology, 174(6), 2190-2201 (2009-05-16)
Significant host heterogeneity in susceptibility to tuberculosis exists both between and within mammalian species. Using a mouse model of infection with virulent Mycobacterium tuberculosis (Mtb), we identified the genetic locus sst1 that controls the progression of pulmonary tuberculosis in immunocompetent...
Aaron C Anselmo et al.
ACS nano, 9(3), 3169-3177 (2015-02-27)
The impact of physical and chemical modifications of nanoparticles on their biological function has been systemically investigated and exploited to improve their circulation and targeting. However, the impact of nanoparticles' flexibility (i.e., elastic modulus) on their function has been explored...

Social Media

LinkedIn icon
Twitter icon
Facebook Icon
Instagram Icon

MilliporeSigma

Research. Development. Production.

We are a leading supplier to the global Life Science industry with solutions and services for research, biotechnology development and production, and pharmaceutical drug therapy development and production.

© 2021 Merck KGaA, Darmstadt, Germany and/or its affiliates. All Rights Reserved.

Reproduction of any materials from the site is strictly forbidden without permission.