(1) A number of cucurbit-infecting tobamoviruses have been reported in the past but there is confusion about their identity and relationships.
(2) The physiologically active principle appears to be cucurbit glycosides.
(3) Bacteria were obtained from seeds that were embedded in the acidic parenchyma of the lemon or surrounded by the thickened flesh of the cucurbits.
(4) Cloned mitochondrial genes of known function, from maize, identified mitochondrial transcripts that varied in both size and number among cucurbit species.
(5) In addition, replication of satellite RNA is very efficient in solanaceous host plants and generally poor in cucurbit host plants.
(6) The 600 nt at the 5' portion of cucurbit IGS is more conserved in evolution than the remainder, as revealed by comparison of C. maxima and C. pepo IGS restriction maps and by nucleotide sequence comparison of C. maxima and Cucumis sativa IGSs.
(7) A set of conserved mtDNA sequences which we term "core" DNA is present in all cucurbit genomes examined.
(8) The 3' half of the RNA of the cucurbit potyvirus zucchini yellow mosaic virus (ZYMV) was genetically cloned and the cDNA sequence of a portion of the putative RNA polymerase gene, the complete coat protein gene and the 3' untranslated region was determined.
(9) Cucumber mosaic virus (CMV) supports the replication and encapsidation of its satellite RNA, both in solanaceous and cucurbit host plants; however, different strains of CMV support the replication of satellite RNAs with different efficiency.
(10) A full-length cDNA clone of the RNA genome of the cucurbit potyvirus zucchini yellow mosaic virus (ZYMV) was constructed downstream from a bacteriophage T7 RNA polymerase promoter.
(11) These data also verify that ZYMV is distinct from the cucurbit potyvirus watermelon mosaic virus 2.
(12) It is concluded that there are two distinct tobamoviruses that infect cucurbits; they are only very remotely related to each other and to a number of other tobamoviruses.
(13) Cucurbits, whether that’s cucumbers or courgettes, squash or pumpkins, resent cold, wet weather and are easy targets for slugs.
Pepo
Definition:
(n.) Any fleshy fruit with a firm rind, as a pumpkin, melon, or gourd. See Gourd.
Example Sentences:
(1) The aim of this work was to investigate the role of phosphoenolpyruvate carboxykinase (ATP:oxaloacetate carboxy-lyase (transphosphorylating) EC 4.1.1.49) in the conversion of fat to sugar by the cotyledons of seedlings of Cucurbita pepo.
(2) A microsomal membrane preparation from hypocotyls of dark-grown Cucurbita pepo L. (zucchini) seedlings contains specific high-affinity binding sites for the non-hydrolyzable GTP analog guanosine 5'-[gamma-thio]triphosphate (GTP-gamma-S).
(3) This is supported by the three-dimensional X-ray structure of zucchini (Cucurbita pepo medullosa; courgette) AAO.
(4) Following in vitro infection with Agrobacterium rhizogenes wild strain (mannopine, 8196) and two A. tumefaciens transconjugant strains (C58C1 pArA4abc and C58C1 pArA4b) transformed (hairy) roots were induced in pumpkin (C. pepo L.) cotyledons.
(5) Capped (m7GpppG) ZYMV RNA transcripts were infectious in 10 of 91 Cucurbita pepo test plants; uncapped RNA transcripts were not infectious.
(6) Seven trypsin inhibitors were isolated from the seeds of Cucurbitaceae plants: two from cucumber (Cucumis sativus) and red bryony (Bryonia diotica) and one from figleaf gourd (Cucurbita ficifolia), spaghetti squash (Cucurbita pepo var.
(7) The influence of N-nitroso-N-methylurea on seedlings of two species of plants--Cucurbita pepo L., Helianthus annuus L.--was investigated.
(8) The use of intergenic spacer (IGS) fragments of plant ribosomal DNA (rDNA) for the differentiation between genera and species is tested by cross-hybridization experiments with different IGS probes of two Cucurbitaceae, Cucurbita pepo (zucchini) and Cucumis sativus (cucumber).
(9) The effect of inositol-1,4,5-trisphosphate on Ca2+ release from microsomes isolated from dark-grown zucchini (Cucurbita pepo L.) hypocotyls was studied.
(10) Here we report that GTP also induces rapid release of calcium from a zucchini (Cucurbita pepo L.) hypocotyl microsomal fraction.
(11) The internal transcribed spacer (ITS) 1 and 2, the 5.8S rRNA gene, and adjacent 18S rRNA and 25S rRNA coding regions of two Cucurbitaceae (Cucurbita pepo, zucchini, ITS 1: 187 bp, and ITS 2: 252 bp in length, and Cucumis sativus, cucumber, ITS 1: 229 bp, and ITS 2: 245 bp in length) have been sequenced.
(12) When the fruits of C. pepo were stored the amount of protochlorophyll-like material in the inner seed coats increased and a form of protochlorophyll absorbing at longer wavelength was apparently formed.
(13) Lectins are present in the exudate (presumably from the phloem) of the fruits of three species of the Cucurbitaceae, namely vegetable marrow (Cucurbita pepo), melon (Cucumis melo) and cucumber (Cucumis sativus).
(14) In the end he was pushed into third position by just 0.05%, scoring 74.200 overall, while Finnish rider Katja Karjalainen took silver with a score of 74.250 and Austria's Pepo Puch took gold with 79.150.
(15) Closed and pH-tight membrane vesicles prepared from hypocotyls of 5-day-old dark-grown seedlings of Cucurbita pepo accumulate the plant growth hormone indole-3-acetic acid along an imposed proton gradient (pH low outside, high inside).
(16) The 600 nt at the 5' portion of cucurbit IGS is more conserved in evolution than the remainder, as revealed by comparison of C. maxima and C. pepo IGS restriction maps and by nucleotide sequence comparison of C. maxima and Cucumis sativa IGSs.
(17) Pure ascorbate oxidase (L-ascorbate:oxygen oxidoreductase, EC 1.10.3.3) isolated from Cucurbita pepo medullosa, which is known to be specific for ascorbic acid, shows a secondary catecholoxidase activity at approx.
(18) Besides the delay in growth, also the formation of local overgrowth of cotyledons and hypocotyl of C. pepo, the base of cotyledons of H. annuus and mezocotyl of Z. mays were observed.
(19) Glyoxysomes and peroxisomes have been isolated from dark- and light-grown seedlings of pumpkin (Cucurbita pepo) by sucrose-density-gradient centrifugation.
(20) The influence of auramine-00 on seedlings of three species of plants - Cucurbita pepo L., Helianthus annuus L., Zea mays L.-was investigated.