(n.) An amorphous mineral of apple-green color; a hydrous silicate of nickel and magnesia. It is an important ore of nickel.
Example Sentences:
Malachite
Definition:
(n.) Native hydrous carbonate of copper, usually occurring in green mammillary masses with concentric fibrous structure.
Example Sentences:
(1) Transition of the dye into the carbinol form is in water extremely slow, but is greatly accelerated in the presence of an organic phase, at least for malachite green and brilliant green, but not for crystal violet and pararosaniline.
(2) Tests of the wedge cuvette method with Evans Blue and Malachite Green serial dilutions as well as with haemoglobin solutions at several oxygen saturations demonstrate that accuracy of the order of 1% can be obtained.
(3) The arylmethane dye malachite green oxalate is used as an antimycotic and antiparasitic substance for treatment of fish diseases.
(4) All isolates were susceptible in vitro to vancomycin, mercury, silver, cadmium, and malachite green, and 95.2% of isolates were susceptible to cephalothin; a dominant biotype, four resistotypes (ion-dye resistance patterns), and four antibiotypes (antibiotic resistance patterns) were found.
(5) The therapeutical use of malachite green is not licensed by the German drug act.
(6) A so-called standard license will be prepared for malachite green as a drug for fishes.
(7) Mixtures of the monocationic triphenylmethane dyes, malachite green or crystal violet, with glutaraldehyde, retained and stained phospholipid droplets in chloroplasts of leaves of Lolium multiflorum Lam.
(8) Above pH 7.0 brilliant green (BG) and malachite green (MG) were precipitated as their respective carbinols and lost their inhibitory properties with these two organisms.
(9) Because aqueous solutions of sulfide at the levels mentioned have a relatively high pH, it was necessary to determine whether the pH or the presence of the sulfide ions had caused this positive reaction to the malachite green test.
(10) The malachite green and gentian violet dyes previously reported as trypanocidal agents were also tested for comparison.
(11) An improved procedure for phosphate determination based on a highly colored complex of phosphomolybdate and malachite green is described.
(12) Both malachite green and crystal violet inhibited the growth of contaminants without affecting the growth of M. haemophilum.
(13) The results of a series of experiments to investigate the use of the arylmethane dye, malachite green, for the control of proliferative kidney disease in rainbow trout (Salmo gairdneri Richardson) are described.
(14) This procedure, which leads to the formation of a malachite green-phosphomolybdate complex, may be used with many commonly studied enzymes, such as acid and alkaline phosphatases, nucleotidases, and ATPases.
(15) In oophorectomized animals, malachite green staining is seen only following estradiol injection, but this effect is blocked by progesterone.
(16) By trout and carp, malachite green is eliminated slowly.
(17) Other populations of lipid droplets exhibit differential affinity for malachite green, facilitating their division into subclasses.
(18) Incorporation of malachite green into a glutaraldehyde fixative results in enhanced staining of a number of cellular elements.
(19) Examination of aliquots of the cells, fixed at timed intervals, with glutaraldehyde, malachite green, and postosmication revealed that malachite green affinity material (MGA-M) was barely discernible at first but did accumulate considerably upon standing.
(20) A simple and sensitive colorimetric assay for protein phosphatase activity based on the determination of released Pi by an improved malachite green procedure (A.