Results 171 to 180 of about 23,198 (208)
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Proline accumulation in salt‐treated tomato: Different proline precursors in lycopersicon esculentum and lycopersicon pennellii

Journal of Plant Nutrition, 1998
Abstract Proline levels were measured in leaf discs of the salt sensitive Lycopersicon esculentum (Mill) cv P‐73 and the salt tolerant L. pennellii (Correll), D'Arcy, accession PE 47. Proline accumulation constitutes an index of NaCl sensitivity: when submitted for 8 h to 100 mM NaCl, the excised leaves of the salt‐sensitive tomato accumulated the ...
G. Guerrier
semanticscholar   +2 more sources

Effect of salt-stress on proline metabolism in calli of Lycopersicon esculentum, Lycopersicon pennellii, and their interspecific hybrid

Canadian Journal of Botany, 1995
Amino acid pools and enzyme activities of NH3-assimilation (glutamine synthetase, glutamate synthase), proline biosynthesis (pyrroline-5-carboxylate reductase), proline catabolism (proline dehydrogenase, proline oxidase), and ornithine transamination (ornithine transaminase) were determined in control and salinized (140 mM NaCl) calli from tomato roots.
G. Guerrier
semanticscholar   +2 more sources

Inheritance of potato aphid resistance in hybrids between Lycopersicon esculentum and L. pennellii

Theoretical and Applied Genetics, 1989
The potato aphid, Macrosiphum euphorbiae Thomas, is an important pest of tomato, Lycopersicon esculentum Mill., because it transmits tomato viruses and directly reduces crop yields by its feeding. This study was conducted to determine whether the wild tomato species, Lycopersicon pennellii (Corr.) D'Arcy, would be useful as a source of potato aphid ...
J C, Goffreda, M A, Mutschler
openaire   +2 more sources

Regeneration of somatic hybrid plants formed between Lycopersicon esculentum and L. pennellii

Theoretical and Applied Genetics, 1987
Somatic hybrid plants have been regenerated following polyethylene glycol mediated fusion of leaf mesophyll protoplasts from tomato and protoplasts from Lycopersicon pennellii callus. Three different cultivars of tomato were used as sources of protoplasts: Early Girl, Manapal, and UC82B.
M. A. O'Connell, M. R. Hanson
openaire   +1 more source

Characterisation of a cytoplasmic male-sterile hybrid line between Lycopersicon peruvianum Mill. ×Lycopersicon pennellii Corr. and its crosses with cultivated tomato

Theoretical and Applied Genetics, 1999
The cytoplasmic male-sterile (CMS) line CMS-pennellii (BC10P2 L. peruvianum×L. pennellii) and its complex hybrids with L. esculentum were studied. The established sterility was classified as the sporogenous type. As a result of the interaction of the genome of L. pennellii and the cytoplasm of L.
M. Petrova   +7 more
openaire   +1 more source

Genome differentiation between Lycopersicon esculentum and L. pennellii as revealed by genomic in situ hybridization

Euphytica, 2002
Using an F1 hybrid between Lycopersicon esculentum and L. pennellii (2n = 2x = 24) and its BC1 progeny, an attempt was made to cytologically differentiate the genomes through genomic in situ hybridisation (GISH). When total genomic DNA of L. pennellii was used as a probe with a concentration of 2 μg/μl and the stringency of hybridisation being 50% to ...
Haider, S.N.   +3 more
openaire   +1 more source

Water Use Efficiency in Water and Salt Stressed Lycopersicon pennellii and Lycopersicon esculentum Plants

1989
L. esculentum and L. pennellii are related species. The first is the cultivated tomato, and the second is a drought tolerant Peruvian weed. The two species were grown in 12 kg pots for 130 days and both biomass production, including roots, shoots and fruits, and transpiration were measured.
openaire   +1 more source

RAPD markers associated with salt tolerance in an interspecific cross of tomato ( Lycopersicon esculentum × L . pennellii )

Plant Cell Reports, 1998
This study was conducted to identify randomly amplified polymorphic DNA (RAPD) markers associated with quantitative trait loci (QTLs) conferring salt tolerance during germination in tomato. Germination response of an F2 population (2000 individuals) of a cross between UCT5 (Lycopersicon esculentum, salt-sensitive) and LA716 (L. pennellii, salt-tolerant)
M R, Foolad, F Q, Chen
openaire   +2 more sources

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