(n.) Any one of a genus (Gentiana) of herbaceous plants with opposite leaves and a tubular four- or five-lobed corolla, usually blue, but sometimes white, yellow, or red. See Illust. of Capsule.
Example Sentences:
(1) Chemical features of the gentian samples were selected from among the matching data of HPLC by the SIMCA program.
(2) The pad is saturated with gentian violet ink which enables an ideal transfer of inked marks from the marker to the eye or skin.
(3) A photodynamic action of gentian violet, apparently mediated by a free-radical mechanism, has been described in bacteria and in T. cruzi.
(4) Necrosis after treatment with gentian violet is a rarely seen complication which should be borne in mind.
(5) Gentian violet is a mutagen, a mitotic poison, and a clastogen.
(6) Adding monensin sodium, gentian violet, or ferrous sulfate alone or in combination with copper to the ration did not significantly change the appearance of the ceca.
(7) An epidemiologic investigation implicated a gentian violet skin-marking solution as the source of the infections (P less than 0.001).
(8) A case of bilateral keratoconjunctivitis caused by self-instillation of a 1% aqueous solution of gentian violet was complicated by a secondary uveitis and gram-negative conjunctivitis.
(9) Surprisingly, no acute toxic side effects were reported after administration of large amounts of gentian violet-treated blood.
(10) The malachite green and gentian violet dyes previously reported as trypanocidal agents were also tested for comparison.
(11) with defects in the carbohydrate core of the lipopolysaccharide) to several antibiotics and to the dye gentian violet could be substantially reduced by the addition of cations (Mg2+, Na+) into the growth medium.
(12) Although the compounds we tested did not show a significant improvement over gentian violet, the compound currently used in some blood banks, other existing amphiphilic cationic drugs could be of use in preventing the transmission of Chagas' disease during blood transfusion.
(13) A photodynamic action of gentian violet has been demonstrated in Trypanosoma cruzi.
(14) The retardation of solute transfer across an oil-water interface caused by the presence of polymer films formed in situ from the monomers has revealed that the methyl derivative forms the more effective barrier to the test solute, gentian violet.
(15) The cytogenetic toxicity of gentian violet in Chinese hamster CHO cells in vitro has been studied by analyzing (1) squash preparations from direct fixation for recording mitotic anomalies and (2) air-dried preparations (with colcemid--hypotonic pretreatments) for recording metaphase chromosome aberrations.
(16) An aqueous solution of gentian violet 0.5% turned out to be an adequate topical anti-infective drug.
(17) The antimicrobial activity of gentian violet and brilliant green was tested against various strains of potential skin pathogens, by means of agar diffusion assay.
(18) Inhibition of protein synthesis by chloramphenicol also opened the barrier to gentian violet.
(19) Other pathways of gentian violet metabolism have recently been investigated that involve its oxidative N-demethylation by peroxidases.
(20) A free-radical derivative of gentian violet is also formed by the action of rat liver microsomes, but whether this radical is involved in the cytotoxic effects of gentian violet in mammalian cells remains to be elucidated.
Rhizome
Definition:
(n.) A rootstock. See Rootstock.
Example Sentences:
(1) The results showed that the drug "Shan-Dou-Gen" used in different regions in China at present are the roots or rhizomes derived from 9 species: Sophora tonkinensis Gagnep.
(2) Rhizomes of five identified plants of the Paris species, Liliaceae, and Rhizoma Paridis which are sold as a crude drug named "Zao Xiu," "Qiyeyizhihua" or other names in nine different markets in China were tested for their effects on cultured cardiomyocytes.
(3) The effects of 5 pregnane compounds isolated from the rhizomes of Mandevilla illustris were examined against bradykinin (BK), Lysyl-bradykinin (L-BK), acetylcholine (ACh) and oxytocin (Ot)-induced contractions in the isolated uteri of the rat.
(4) The bezoars were composed of vegatable material from either a tuber or rhizome.
(5) The methanol extract from Cnidium rhizome was fractionated with chloroform and water fractions.
(6) Two glucosides to enhance histamine release from rat peritoneal mast cells were isolated from rhizomes of bracken fern (Pteridium aquilinum (L.) Kuhn) by column chromatography on Sephadex LH-20 and droplet counter-current chromatography, and named braxin A1 and A2.
(7) The rhizomes of Curcuma xanthorrhiza Roxb, are used in Indonesian folk medicine as cholagogues, aromatic stomachics, analgesics, a rheumatic remedy, etc.
(8) These data suggested that hoelen or peony root has a luteotropic effect but that atractylodes lanceae rhizome develops luteolysis.
(9) Six new steroidal saponins were isolated from the rhizomes of Smilax sieboldii.
(10) A new diglycoside, named dregeoside, was isolated from the rhizomes of Dregea sinensis var corrugata (Asclepiadaceae).
(11) Picroliv from root and rhizome of Picrorhiza kurroa showed reversal of low density lipoprotein (LDL) binding to paracetamol-induced damaged hepatocytes of rats.
(12) Alcoholic extracts of the rhizomes of Alpinia galanga, Andrographis paniculata, bark of Cinnamomum zeylanicum, rind of Citrus decumana, Desmodium triflorum, seeds of Hydnocarpus wightiana, rhizomes of Kaempfaria galanga, Lippia nodiflora, tender leaves of Morinda citrifolia, rhizomes of Pollia serzogonian, Tephrosia purpuria and rhizomes of Zingiber zerumbeth showed good in vitro anthelmintic activity against human Ascaris lumbricoides.
(13) In this study, we analyzed the effective components of ginger rhizomes.
(14) Glycosides of uncommon aglucones, characterized by the Ph-C5-Ph skeleton, were isolated from the rhizomes of some African Hypoxis species.
(15) The treatment group treated with the sugar-coated tablets of Ginseng-Rhizome saponin (GRS) orally for two months, one tablet (50 mg per tablet), three times a day.
(16) Effects of extract from a herb, Cnidium rhizome (Senkyu), on isolated guinea pig atria were investigated pharmacologically and electrophysiologically.
(17) The rhizomes and roots of Curcuma are commonly used as Traditional Chinese Drugs.
(18) Groups of ewes were gavaged Veratrum californicum root-rhizome material over various 3 day periods during early gestation and their late-term fetuses examined.
(19) Four compounds isolated from the rhizomes of Drynaria propinqua collected in Sichuan have been identified.
(20) Results with Bupleurum kaoi, the species native to Taiwan, showed that the roots, rhizomes and aerial parts (leaves and stem) have greater quantities of saikosaponins than cultivated B. falcatum var.