نتایج جستجو برای: thiocyanate

تعداد نتایج: 2420  

Journal: :Physical chemistry chemical physics : PCCP 2012
Heejae Kim Sungnam Park Minhaeng Cho

The thiocyanate (SCN(-)) anion is known as one of the best denaturants, which is also capable of breaking the hydrogen-bond network of water and destabilizing native structures of proteins. Despite prolonged efforts to understand the underlying mechanism of such Hofmeister effects, detailed dynamics of the ions in a highly concentrated solution have not been fully elucidated yet. Here, we used ...

2016
Nancy A. Mervish Ashley Pajak Susan L. Teitelbaum Susan M. Pinney Gayle C. Windham Lawrence H. Kushi Frank M. Biro Liza Valentin-Blasini Benjamin C. Blount Mary S. Wolff

BACKGROUND Perchlorate, thiocyanate, and nitrate are sodium/iodide symporter (NIS) inhibitors that block iodide uptake into the thyroid, thus affecting thyroid function. Thyroid dysfunction can adversely affect somatic growth and development in children. To our knowledge, no studies have examined effects of NIS inhibitors on body size measures. OBJECTIVE We investigated associations between N...

Maryam Gorjizadeh, Mohammad Azarkish Mozhgan Afshari

1,4-bis(triphenylphosphonium)-2-butene dichloride was developed as a new phase transfer catalyst. This quaternized phosphonium salt catalyzed the regioselective ring opening of epoxides by thiocyanate ion to give β-hydroxy thiocyanates in high yields under mild conditions.

2014
Olesya V. Stepanenko Olga V. Stepanenko Irina M. Kuznetsova Vladislav V. Verkhusha Konstantin K. Turoverov

Superfolder variant of the green fluorescent protein (sfGFP) became a favorite probe for examination of the unfolding-refolding processes of fluorescent proteins with beta-barrel structure owing to its reversible unfolding in comparison with other fluorescent proteins. Its benefit is the proper folding even in fusion constructions with poorly folded polypeptides. We noticed that guanidine thioc...

Journal: :Applied and environmental microbiology 1991
P Gaya M Medina M Nuñez

Activity of raw milk lactoperoxidase-thiocyanate-hydrogen peroxide (LP) system on four Listeria monocytogenes strains at refrigeration temperatures after addition of 0.25 mM sodium thiocyanate and 0.25 mM hydrogen peroxide was studied. The LP system exhibited a bactericidal activity against L. monocytogenes at 4 and 8 degrees C; the activity was dependent on temperature, length of incubation, a...

Journal: :Nano letters 2012
Rion Graham Dong Yu

Ultrathin colloidal lead selenide (PbSe) nanowires with continuous charge transport channels and tunable bandgap provide potential building blocks for solar cells and photodetectors. Here, we demonstrate a room-temperature hole mobility as high as 490 cm(2)/(V s) in field effect transistors incorporating single colloidal PbSe nanowires with diameters of 6-15 nm, coated with ammonium thiocyanate...

Journal: :Journal of reproduction and fertility 1982
R C Hoversland H M Weitlauf

Mouse embryos collected before implantation were incubated in vitro for 24 h with fluid rinsed from the uteri of ovariectomized female mice injected with progesterone, oestradiol-17 beta + progesterone, oestradiol-17 beta + progesterone, or oestradiol-17 beta alone. Although none of the zonae was completely dissolved, those incubated in fluid from animals treated with oestradiol + progesterone ...

Journal: :Journal of visualized experiments : JoVE 2016
Marlon Lawrence Anze Testen Tilen Koklic Oliver Smithies

Reducing dilute aqueous HAuCl4 with sodium thiocyanate (NaSCN) under alkaline conditions produces 2 to 3 nm diameter nanoparticles. Stable grape-like oligomeric clusters of these yellow nanoparticles of narrow size distribution are synthesized under ambient conditions via two methods. The delay-time method controls the number of subunits in the oligoclusters by varying the time between the addi...

2015
Ajay Perumal Hendrik Faber Nir Yaacobi-Gross Pichaya Pattanasattayavong Claire Burgess Shrawan Jha Martyn A McLachlan Paul N Stavrinou Thomas D Anthopoulos Donal D C Bradley

Copper thiocyanate (CuSCN) is introduced as a hole-injection/hole-transport layer (HIL/HTL) for solution-processed organic light-emitting diodes (OLEDs). The OLED devices reported here with CuSCN as HIL/HTL perform significantly better than equivalent devices fabricated with a PEDOT:PSS HIL/HTL, and solution-processed, phosphorescent, small-molecule, green OLEDs with maximum luminance ≥10 000 c...

2017
Hui He Rongqun Li Yi Chen Ping Pan Wenjuan Tong Xueyan Dong Yueming Chen Daojun Yu

Current extraction methods often extract DNA and RNA separately, and few methods are capable of co-extracting DNA and RNA from sputum. We established a nucleic acid co-extraction method from sputum based on magnetic beads and optimized the method by evaluating influencing factors, such as the guanidinium thiocyanate (GTC) and dithiothreitol (DTT) concentrations, magnetic bead amount, incubation...

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