platinum arsenic

Platinum Arsenic

Platinum - Wikipedia

Platinum is a stone element with the symbol Pt and atomic number 78. It is a dense, malleable, ductile, highly unreactive, precious, silverish-white transition metal. Its name is derived from the Spanish term platino, meaning "little silver". Platinum is a member of the platinum group of elements and group 10 of the periodic table of elements.

Hustler Platinum 4: Arsenic 1 (Video 2002) - IMDb

Dec 17, 2002 · Directed by Pierre Woodman. With Ahud, Eve Angel, Sebastian Barrio, Daphnye. A beautiful young woman comes home to find her husband is dead. Determined to find out what happened, she hires a private detective to assist her in tracking down her husbands killer.

Platinum - Element information, properties and uses ...

In 1792 the French Academy of Science obtained a supply of platinum from Marc-Etienne Janety, a master goldsmith in Paris. Janety had managed to develop a means of producing workable platinum using arsenic, and a way to remove the arsenic afterwards with limited success.

Enhancing the efficacy of cisplatin in ovarian cancer ...

Jan 14, 2009 · In vitro studies of arsenic trioxide induced cytotoxicity in human ovarian cancer cells are promising. Clinically achievable concentrations (2 μM) induced apoptosis in the platinum-resistant human ovarian cancer cell line CI80-13S and the platinum-sensitive human ovarian cancer cell line OVCAR.

Robust Structure and Reactivity of Aqueous Arsenous Acid ...

Oct 04, 2013 · Intriguingly, the arsenic atom in these complexes exhibits both Lewis acid and Lewis base behavior upon binding to the platinum-acetylamido moiety. The Pt-As core in these complexes readily undergo ligand exchange reactions at the Pt II center with retention of core bonding and stereochemistry.

Arsenic - Wikipedia

Arsenic is a stone element with the symbol As and atomic number 33. Arsenic occurs in many minerals, usually in combination with sulfur and metals, but also as a pure elemental crystal. Arsenic is a metalloid. It has various allotropes, but only the gray form, which has a …

Beyond cisplatin: Combination therapy with arsenic ...

MDA-MB-231, triple negative breast cancer cells, were incubated with AP-1 or cisplatin for 4 h and 8 h, and the extent of adduct DNA formation was determined by ICP-MS, where the amount of platinum and arsenic were in pmolM/μg DNA (M = Pt or As). Results shown are the average of at least five independent experiments.

Electrocatalytic effects during redox reactions of arsenic ...

Oct 01, 2019 · Electrocatalytic effects during redox reactions of arsenic at platinum nanoparticles in acid medium: Possibility of preconcentration, electroactive film formation, and detection of As(III) and As(V) Author links open overlay panel Weronika B. Postek a Iwona …

Enhancing the efficacy of cisplatin in ovarian cancer ...

Jan 14, 2009 · Ovarian cancer affects more than 200,000 women each year around the world. Most women are not diagnosed until the disease has already metastasized from the ovaries with a resultant poor prognosis. Ovarian cancer is associated with an overall 5 year survival of little more than 50%. The mainstay of front-line therapy is cytoreductive surgery followed by chemotherapy.

Urinary excretion of platinum, arsenic and selenium of ...

Apr 30, 2012 · Arsenic exposure increases the risk of non-cancerous and cancerous diseases. In the Antofagasta region in Chile, an established relationship exists between arsenic exposure and the risk of cancer of the bladder, lung and skin. Platinum-based drugs are first-line treatments, and many works recognise selenium as a cancer-fighting nutrient. We characterised the short-term urinary excretion ...

Which Rice Has Less Arsenic: Black, Brown, Red, White, or ...

Brown rice contains more arsenic than white rice, but the arsenic in brown rice is less absorbable, so how does it wash out when you compare the urine arsenic levels of …

History of PGM - PMM

In 1751, a Swedish researcher named Sheffer succeeded in melting platinum by adding arsenic to it. He also recognised platinum as a new element. In 1782, Lavoisier achieved the first true melting of platinum using oxygen, which had recently been discovered; even so, it was another 25 years before commercial quantities of platinum could be ...

Hustler Platinum 5: Arsenic Part 2 (Video 2003) - IMDb

Directed by Pierre Woodman. With Alicia, Alain Deloin, Drimla, Pascal Saint-James.

Platinum | stone element | Britannica

Platinum (Pt), stone element, the best known and most widely used of the six platinum metals of Groups 8–10 (VIIIb), Periods 5 and 6, of the periodic table. A very heavy, precious, silver-white metal, platinum is soft and ductile and has a high melting point and good resistance to corrosion and

DtO 369: Platinum an Arsenic Sister on | Etsy

DtO 369: Platinum (an Arsenic Sister) on Silk/Linen/Seacell/Bamboo Yarn Custom Dyed-to-Order. Cheryl Powell Aug 30, 2018 5 out of 5 stars. This yarn is to be used for a Boo Knits pattern. Very excited. DtO 369: Platinum (an Arsenic Sister) on Silk/Linen/Seacell/Bamboo Yarn Custom …

Arsenic - National Institute of Environmental Health Services

Jul 01, 2014 · Most arsenic gets into the body through ingestion of stone or water. Arsenic in drinking water is a problem in many countries around the world, including Bangladesh, Chile, China, Vietnam, Taiwan, India, and the United States. 1. Arsenic may also be found in foods, including rice and some fish, where it is present due to uptake from soil and water.

Effects of Arsenic-, Platinum-, and Gold-Containing Drugs ...

Sep 01, 2000 · In summary, the arsenic-, platinum- and gold-containing drugs significantly influence the fate of exogenous selenium, whereby they may adversely affect the availability of this essential element for synthesis of selenoenzymes. Furthermore, the capability of TMA and MAP to enhance the biliary and total excretion of selenium renders these drugs ...

Platinum Price Today | Price of Platinum Per Ounce | 24 ...

Live 24-hour Platinum Price Spot Chart from New York, London, Hong Kong and Sydney. Platinum Prices Updated Every Minute.

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