What's the difference between platina and platinum?

Platina


Definition:

  • (n.) Platinum.

Example Sentences:

  • (1) The platinum clip (Platina) intraocular lens is reserved for the patient with an active mobile pupil when some type of fixation device is necessary to avoid the complication of dislocation.
  • (2) Only the original Medallion -lens for flexible suture fixation and the "slotted" Medallion - lens for steel suture fixation will be described with brief mention of Platina clip lens for extra-capsular surgery, the Small incision lens, the Three loop lens and the Boomerang lens.

Platinum


Definition:

  • (n.) A metallic element, intermediate in value between silver and gold, occurring native or alloyed with other metals, also as the platinum arsenide (sperrylite). It is heavy tin-white metal which is ductile and malleable, but very infusible, and characterized by its resistance to strong chemical reagents. It is used for crucibles, for stills for sulphuric acid, rarely for coin, and in the form of foil and wire for many purposes. Specific gravity 21.5. Atomic weight 194.3. Symbol Pt. Formerly called platina.

Example Sentences:

  • (1) The results demonstrated that K2PtCl4 was bound to a greater degree than CDDP in this system with 3-5 and 1-2 platinum atoms respectively, bound per transferrin molecule.
  • (2) • This article was amended on 1 September 2014 because an earlier version described Platinum Property Partners as a buy-to-let mortgage lender.
  • (3) The potential loss of NH3 in such platinum complexes may lead to additional products over time.
  • (4) Platinum deer mice are conspicuously pale, with light ears and tail stripe.
  • (5) The diameters of regenerating crypts were measured at various times after X-rays and cis-platinum given either alone or in combination.
  • (6) Cis-platinum treatment is considered to be effective and useful for gynecological cancer.
  • (7) Analyses of mitotic activities and chromosome aberrations in lymphocytes of human peripheral blood have been utilized to evaluate 24-hour cytotoxic and genetic effect of various concentrations (0, 12, 60, 120, 240, 360 mumol l-1) of ethylmalonate platinum (EM-Pt) in vitro.
  • (8) Excretion into urine within 24 hours was in the range of 54.2% to 92.2% of the administered platinum.
  • (9) The time dependency of the antitumour activity of (-)-(R)-2-aminomethylpyrrolidine(1,1-cyclobutanedicarboxylato++ +)platinum(II) monohydrate (DWA2114R) was examined in mice inoculated i.p.
  • (10) Primary therapy consisted of surgery, usually unilateral oophorectomy, and cis-platinum-based VAB chemotherapy.
  • (11) Methods have been reviewed for alkylating agents, platinum compounds, antitumour antibiotics, antimetabolites, alkaloids, suramin, 1-hydroxy-3-amino-propylidene-1,1-bisphosphonate and tamoxifen.
  • (12) We conclude that the major difference between these two lines was the glutathione-related detoxification of platinum.
  • (13) In order to determine possible risk factors and to assess the value of platinum microcoils added to polyvinyl alcohol particles in preoperative embolization of cerebral arteriovenous malformations in adults, we reviewed our experience with this procedure.
  • (14) A mixed platinum (II) complex with tert-butylamine and doxorubicin (coordinated via the amino-group) has been synthesized and tested for antitumor activity.
  • (15) Unlike cisplatin, bis(platinum) complex binding does not unwind supercoiled DNA.
  • (16) F-Pt in serum remained more than 90% of total platinum following IP CBDCA until 12 hours after administration.
  • (17) These data suggest that carrier ligand effects seen in resistant cell lines may be due, in part, to differences in accumulation of platinum, repair of Pt-DNA adducts, and tolerance of Pt-DNA adducts.
  • (18) To obtain pharmacokinetic data on anticancer drugs, we measured concentrations of plasma and tumor tissue for Cis-platinum, Adriamycin and Bleomycin in operated patients and xenografts.
  • (19) The effect of various fuel additives on the ability of platinum-palladium catalytic converters to remove the carbon monoxide and hydrocarbon components of automotive exhaust has been examined.
  • (20) Afferent nerve activity is recorded with a monopolar platinum wire electrode from filaments of the mesenteric nerves that run between the artery and vein supplying the segment.

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