Results 1 to 10 of about 105,531 (246)

Modified CTAB protocol for RNA extraction from Lemon balm (Melissa officinalis L.)

open access: diamondActa Agriculturae Slovenica, 2020
Ribonucleic acid (RNA) quality and integrity are crucial for many studies in plant molecular biology. High-quality RNA extraction from plants with high levels of compounds such as polysaccharides, polyphenols, and other secondary metabolites are ...
Fatemeh RAHMANI, Leila AMRAEE
doaj   +3 more sources

Effect of size, shape, and surface modification on cytotoxicity of gold nanoparticles to human Hep-2 and canine MDCK cells [PDF]

open access: yes, 2012
There have been increasing interests in applying gold nanoparticles in biological research, drug delivery, and therapy. As the interaction of gold nanoparticles with cells relies on properties of nanoparticles, the cytotoxicity is complex and still under
Chen, Yu   +4 more
core   +5 more sources

Blood clearance and tissue distribution of PEGylated and non-PEGylated gold nanorods after intravenous administration in rats\ud [PDF]

open access: yes, 2011
Aims: To develop and determine the safety of gold nanorods, whose aspect ratios can be tuned to obtain plasmon peaks between 650 and 850 nm, as contrast enhancing agents for diagnostic and therapeutic applications.
Jong, Wim H. de   +7 more
core   +13 more sources

Spectrophotometric determination of bismuth (III) via pyrocatecol violet dye as chromogenic reagent [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة, 2019
Direct, rapid, simple, precise and an accurate spectrophotometric method for the estimation of bismuth (III) ion was proposed. The reaction of bismuth (III) ion with pyrocatecol violet in aqueous solution in the presence of cetyl trimethyl ammonium ...
Enas S. Thanoon, Khalida M. Omer
doaj   +1 more source

Effect of CTAB Ratio to the Characters of Mesoporous Silica Prepared from Rice Husk Ash in the Pyrolysis of a–cellulose

open access: yesBulletin of Chemical Reaction Engineering & Catalysis, 2021
Due to its wide application, synthesizing silica through a cost-effective process becomes an attractive subject to be studied today. In this work, mesoporous silica (MS) was prepared from the highly available agricultural waste, rice husk ash (RHA), to ...
Nia Meisa Wulandari   +6 more
doaj   +1 more source

Aptamer-based cocaine assay using a nanohybrid composed of ZnS/Ag2Se quantum dots, graphene oxide and gold nanoparticles as a fluorescent probe [PDF]

open access: yes, 2020
Authors report on a new fluoro-graphene-plasmonic nanohybrid aptamer-based fluorescent nanoprobe for cocaine. To construct the nanoprobe, newly synthesized glutathione-capped ZnS/Ag 2Se quantum dots (QDs) were first conjugated to graphene oxide (GO) to ...
Abdolvand, Amin   +4 more
core   +2 more sources

The effect of cationic surfactant on the structure, morphology and optical band gap of ferrites synthesized by a microwave sol–gel auto-combustion method [PDF]

open access: yesNanochemistry Research, 2017
Cu and Ni ferrites as the semiconductor materials were synthesized by a microwave sol-gel auto-combustion method. Two cationic surfactants, sodium dodecyl sulfate (SDS) and cetyltrimethylammonium bromide (CTAB), were applied and the influence of ...
Mahnaz Kamel Attar Kar   +3 more
doaj   +1 more source

Comparison of methods to extract PCR-amplifiable DNA from fruit, herbal and black teas

open access: yesCzech Journal of Food Sciences, 2021
The success of polymerase chain reaction (PCR) assay depends on template deoxyribonucleic acid (DNA) being sufficient with respect to both quantity and quality.
Eliška Čermáková   +3 more
doaj   +1 more source

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