(n.) A glucoside extracted from bitter almonds as a white, crystalline substance.
Example Sentences:
(1) A similar plot for amygdalin was curvilinear, with the rate of cyanide release increasing with time.
(2) Several commercial laetrile preparations contained no glucuronide; they contained amygdalin and neoamygdalin instead.
(3) Experiments are described in which four transplantable rodent tumors (L1210 lymphoid leukemia, P388 lymphocytic leukemia, B16 melanoma, and Walker 256 carcinosarcoma) were used to investigate the antitumor activity of amygdalin MF.
(4) It was discussed whether both are to be considered species or biotypes of another Klebsiella species, however, by determining citrate as carbon source, by MR test and by tests on malonate, gluconate, methyl-xyloside, 1 (--) sorbose, inulin, amylose, methyl-d-mannoside, glycogen, melezitose, VP test, amygdalin, d-tartrate and gas from glucose, we arrived at the conclusion that both could be considered species of the genus.
(5) These findings seriously question the use of amygdalin in clinical medicine under any circumstances.
(6) Rates of cyanide liberation resulting from hydrolysis of the cyanogenic glycosides linamarin, amygdalin and prunasin by a crude beta-glucosidase prepared from hamster caecum were studied in vitro.
(7) beta-Glycosidases from Davallia trichomanoides and Vicia angustifolia hydrolysed (R)-vicianin and (R)-amygdalin at the aglycone-disaccharide bond producing mandelonitrile and the corresponding disaccharide.
(8) We demonstrate that although the guinea pig liver cytosolic beta-glucosidase does not catalyze the hydrolysis of gentiobiose, it does hydrolyze, disaccharide-containing glycosides such as p-nitrophenyl-beta-D-gentiobioside (Glc beta 1----6Glc beta-pNP) and mandelonitrile-beta-D-gentiobioside (amygdalin).
(9) A simple colorimetric method is described for determining the quantity of hydrogen cyanide produced by the spontaneous decomposition of amygdalin in apricot kernels.
(10) A rapid screening test for detecting amygdalin in tablets, solutions, powders, and seeds, based on the liberation of both hydrogen cyanide and benzaldehyde as a result of enzymatic decomposition, is described.
(11) In contrast, the toxicity of amygdalin due to the release of cyanide obviously requires microbiological activities of the gut flora.
(12) Using the everted gut-sack technique, we demonstrate that the plant glucosides, amygdalin, prunasin, and vicine, are transported across the small intestine of the guinea pig efficiently and without being hydrolyzed.
(13) The ratio of amygdalin epimers was unchanged in the urine following parenteral injection.
(14) Of the natural glycosidic substrates tested, both enzymes showed a pronounced preference for the endogenous cyanogenic disaccharide (R)-amygdalin.
(15) nov. produced acid weakly from amygdalin but not from mannitol trehalose.
(16) Following parenteral administration of laetrile, amygdalin is excreted primarily as the unchanged molecule and urinary recoveries may approach 100 percent.
(17) In the 1920s, Dr. Ernst T. Krebs, Sr., formulated a theory that amygdalin could kill cancer cells.
(18) Therefore, alloxan was co-administered into the fourth ventricle alone or in combination with D-glucose, L-glutamine, or amygdalin, all known antagonists of alloxan's B cell toxicity, or with L-glucose, which does not antagonize B cell toxicity.
(19) Amygdalin at various concentrations and with numerous impurities is the most common cyanogenic glycoside found in laetrile samples.
(20) Furthermore, we establish that the enzyme attacks disaccharide glycosides exolytically; specifically, we document the exolytic deglucosylation of amygdalin and the generation of the intermediate monosaccharide glycoside mandelonitrile-beta-D-glucoside prior to the formation of the aglycone (mandelonitrile).
Kernel
Definition:
(n.) The essential part of a seed; all that is within the seed walls; the edible substance contained in the shell of a nut; hence, anything included in a shell, husk, or integument; as, the kernel of a nut. See Illust. of Endocarp.
(n.) A single seed or grain; as, a kernel of corn.
(n.) A small mass around which other matter is concreted; a nucleus; a concretion or hard lump in the flesh.
(n.) The central, substantial or essential part of anything; the gist; the core; as, the kernel of an argument.
(v. i.) To harden or ripen into kernels; to produce kernels.
Example Sentences:
(1) Previous attempts to purify this enzyme from the liquid endosperm of kernels of Zea mays (sweet corn) were not entirely successful owing to the lability of partially purified preparations during column chromatography.
(2) The presence of the positive-off diagonal of the second-order kernel of respiratory control of heart rate is an indication of an escape-like phenomenon in the system.
(3) A method of TLC densitometry was developed to determine the active ingredients (Wuweizisu A, B, C; Wuweizichun A, B; Wuweizi ester and schisanhenol) in Schisandra kernels.
(4) Mutant plants are characterized by reduced height, defective yellow striping on leaves, and aborted kernels on ears.
(5) The system identification results are in the form of first- and second-order frequency kernels, which are related to temporal kernels that appear in the Wiener functional series.
(6) The scattering kernel that was measured and reported in the first paper is now examined more carefully.
(7) The theoretical relationships between various types and components of dose-spread kernels relative to photon attenuation coefficients are explored.
(8) Only a single slice of the estimated experimental second-order kernel was used in identifying the cascade model.
(9) A set of vocalization was used to calculate the kernels of the transformation, and these kernels subserved to predict the responses of the cell to a different set of vocalizations.
(10) The answers are sums of the influence or kernel functions of the integral wherever the sum is positive, and zero elsewhere.
(11) The appearance-disappearance PERG had a triphasic first-order kernel and a biphasic second-order kernel.
(12) A comparison of the time course of this time-locked response with that of the kernel prediction indicated that nonlinear temporal effects of order higher than two are unimportant.
(13) There is serious fun to be had browsing its huge bottled beer menu, which runs the gamut of new wave UK breweries, including Kernel, Wild Beer, Hardknott, Camden, and their US inspirations, such as Left Hand and Magic Hat.
(14) Wheat kernels with visible Fusarium-damage, naturally infected, have been examined with histochemical techniques to observe mycelium growth inside kernels and change in kernels cells.
(15) Larger spots of light or a steady annular illumination transformed the slow horizontal cell kernel into a fast kernel similar to those of the receptors.
(16) At no stage of development, wheat alpha-amylase was inhibited by the albumin fractions from the mature kernel.
(17) For all the bad blood of the past year, for all the talk of betrayal, there remains the kernel of a progressive consensus.
(18) The physical parameters tested were: test weight (TW), endosperm texture (TE), pearling index (IP), 1000 kernel wt (W 1000), infrared reflectance (NIR) and color (Ref).
(19) A total of 600 Bosbek day-old broiler chicks (Akropong Farms, Kumasi, Ghana) were randomly allotted to six dietary treatments containing 0, 5, 7.5, 10, 12.5, and 15% palm kernel cake (PKC), respectively.
(20) Analysis by kernel density estimation revealed a bimodal distribution of MRs with an antimode of 11.6.