(n.) A large species of American grass of the genus Zea (Z. Mays), widely cultivated as a forage and food plant; Indian corn. Also, its seed, growing on cobs, and used as food for men animals.
Example Sentences:
(1) Their contour lengths varied from 0.28 to 51 micron, but unlike in the case of maize, a large difference was not observed in the distribution of molecular classes greater than 1.0 micron between N and S cytoplasms of sugar beet.
(2) The optimum is 30 degrees C for the maize isolate and only 20 degrees C for the haricot bean isolate.
(3) The lambs of the second group were given 1200-1500 g of concentrate pellets and 300 g chopped wheat straw, and those of the third group were given 800 and 1050 g each of concentrate pellets, and 540 g and 720 g of pellets of whole maize plant containing 40 per cent.
(4) Fumonisins are mycotoxins produced by strains belonging to several different mating populations of Gibberella fujikuroi (anamorphs, Fusarium section Liseola), a major pathogen of maize and sorghum worldwide.
(5) Additionally, the component parts of Mu elements exist separately in the maize genome.
(6) The orf25 coding region shares greater than 85% identity with orf25 sequences from maize, tobacco and wheat, suggesting that orf25 may code for a conserved protein product.
(7) A pollen-specific cDNA clone, Zmc13, has been isolated from a cDNA library constructed to poly(A) RNA from mature maize pollen.
(8) In vivo, in vitro, and in situ plant assays are presented, and the maize wx locus assay is discussed.
(9) When electroporated into maize protoplasts from a suspension cell line not synthesizing anthocyanins, reporter genes with Bz2, Bz1, and A1 promoters are expressed only when both R and C1 expression plasmids are co-electroporated.
(10) The promoter segment of a plant gene (maize alcohol dehydrogenase 1 (Adh 1)) has been fused to two bacterial reporter genes, Ecogpt (1) and neo (2), in pSV2-derived vectors and introduced into cultured mammalian cells by DNA transfection.
(11) The primary amino acid sequence of the enzyme exhibits only 25.0% and 21.1% identity with 177 and 151 amino acid residues of maize glutathione S-transferase I and rat glutathione S-transferase Yb2, respectively.
(12) In studies with PEPC isolated from leaves of maize, an assay coupled with reduction of OAA to malate was compared with product analysis using high-performance liquid chromatography and an assay based on Pi release.
(13) The diet of pre-school children in this region of Kenya consists foremost of maize and milk.
(14) of fission neutrons for the induction of yellow-green sectors in maize.
(15) In-vitro, PAA showed the best bioadhesive properties, followed by modified maize starch and PEG with a mol.
(16) Three trials were conducted at the beginning of lactation, with maize silage, grass silage or grass silage and hay based diets.
(17) Each field is like a room: mostly wheat or pasture but occasionally barley, oilseed rape, maize or broad beans.
(18) The carboxy-terminal part of the maize homeodomain protein is related to the human Oct2 transcription factor, but homology to the POU specific domain is restricted to the POU-B subdomain.
(19) The staples of the poor consisted of one or two bulky carbohydrate meals (derivatives of different species of cocoyam, cassava, yam and maize) eaten with vegetable soup in palm oil, melon seeds, snail, occasional meat and fish.
(20) One pair of sheep was fed on the frozen grass and the other pair was fed on the grass-maize pellets.
Zein
Definition:
(n.) A nitrogenous substance of the nature of gluten, obtained from the seeds of Indian corn (Zea) as a soft, yellowish, amorphous substance.
Example Sentences:
(1) We have found that the o2-676 mutant protein does not show specific recognition of zein promoter fragments because of the substitution of a lysine residue for an arginine residue within the bZIP domain of o2-676.
(2) The zein mRNA sedimented as a homogeneous peak on sucrose gradients and contained a poly(A)-rich region based upon hybridization to [3H]poly(U).
(3) The changes in the quantity of protein and energy consumed by the rats, which were brought about by the addition of the essential limiting amino acids and groups of essential amino acids to gluten, casein, and zein, were not linearly related to alterations in the total plasma amino acid concentrations or to the accumulation of the added amino acids in the blood plasma.
(4) A 216 bp promoter fragment of the 19 kDa protein zein gene pMS1, containing the CCAAT and TATA boxes, was analysed by a variety of techniques for in vitro interactions with nuclear proteins from endosperm tissue.
(5) Beta zein exists in an aggregated state (dimer and higher forms) in dimethylformamide.
(6) A laboratory procedure for isolation and purification of zein from grains of 4 varieties of Maize was described.
(7) Serum antibodies from the maize-fed mice, immunized with either alpha-zein or maize glutelin, showed even labelling of the major maize endosperm proteins while antibodies from mice on the wheat diet showed strong labelling of the Mr 27,000 and 58,000 bands.
(8) The results suggested that the repression effect of the three mutations on zein accumulation may be mediated by the alteration of a zein transport or zein assembly process involving b-70I and b-70II.
(9) We found that zein is fairly stable in yeast cells and the increased accumulation of zein polypeptide depends mainly upon a marked increase of its rate of synthesis.
(10) Ultrastructural studies showed that gamma-zein occurs in high concentrations in the first few subaleurone cells of nonmodified endosperms, but high concentrations of gamma-zein occur in the subaleurone and central endosperm cells of modified opaque-2 mutants.
(11) This suggests that the O2 protein affects zein transcription through direct interaction with one or more zein promoter elements.
(12) In one system, the Ti plasmid was used to introduce the modified zein genes into the sunflower genome.
(13) Adult male rats were maintained on normal (20% casein), protein-free (0% casein), high protein (50% casein), decicient protein (20% zein), and a supplemented, deficient protein (20% zein plus L-lysine and L-tryptophan) diets.
(14) The signal sequence region of the 13 kDa prolamin, however, shows homology of more than 65% in both the nucleotide sequence and the amino acid sequence with rice 10 kDa prolamin and maize zein.
(15) 12 electrophoretic and 5-7 chromatographic fractions are found in zein, their molecular weight being 40000-280000 daltons.
(16) Based on in vitro binding assays, the greatest concentration of the beta-1 in endosperm nuclei is at 16 days after pollination, which coincides with the time of highest transcriptional activity of the beta-zein gene.
(17) The Mr 15,000 zein contains no repetitive nucleotide sequences and shows no homology with genes encoding the Mr 22,000 and 19,000 zeins.
(18) Protein-depleted rats, in the first half hour of a test, chose a significantly larger proportion of soybean, gluten, zein, fibrin, yeast torula and ovalbumin than protein replete controls, but not of casein or lactalbumin.
(19) Comparison of restriction patterns of genomic maize DNA digested with enzymes MboI and Sau3A enabled us to detect the existence of adenine methylation in zein genes.
(20) A methionine-rich 10 kDa zein storage protein from maize was isolated and the sequence of the N-terminal 30 amino acids was determined.