lettuce

Summary

Summary: Any of the various plants of the genus Lactuca, especially L. sativa, cultivated for its edible leaves. (From American Heritage Dictionary, 2d ed)

Top Publications

  1. Martinez N, Ribeiro E, Leyrat C, Tarbouriech N, Ruigrok R, Jamin M. Structure of the C-terminal domain of lettuce necrotic yellows virus phosphoprotein. J Virol. 2013;87:9569-78 pubmed publisher
    b>Lettuce necrotic yellows virus (LNYV) is a prototype of the plant-adapted cytorhabdoviruses. Through a meta-prediction of disorder, we localized a folded C-terminal domain in the amino acid sequence of its phosphoprotein...
  2. Fink R, Black E, Hou Z, Sugawara M, Sadowsky M, Diez Gonzalez F. Transcriptional responses of Escherichia coli K-12 and O157:H7 associated with lettuce leaves. Appl Environ Microbiol. 2012;78:1752-64 pubmed publisher
    ..Although it is known that E. coli survives and grows in the phyllosphere of lettuce plants, the molecular mechanisms by which this bacterium associates with plants are largely unknown...
  3. Aroca R, Ruiz Lozano J, Zamarreño A, Paz J, García Mina J, Pozo M, et al. Arbuscular mycorrhizal symbiosis influences strigolactone production under salinity and alleviates salt stress in lettuce plants. J Plant Physiol. 2013;170:47-55 pubmed publisher
    ..In the present work, we have investigated the effects of salinity on lettuce plant performance and production of strigolactones, and assessed its influence on mycorrhizal root colonization...
  4. Stassen J, Seidl M, Vergeer P, Nijman I, Snel B, Cuppen E, et al. Effector identification in the lettuce downy mildew Bremia lactucae by massively parallel transcriptome sequencing. Mol Plant Pathol. 2012;13:719-31 pubmed publisher
    b>Lettuce downy mildew (Bremia lactucae) is a rapidly adapting oomycete pathogen affecting commercial lettuce cultivation. Oomycetes are known to use a diverse arsenal of secreted proteins (effectors) to manipulate their hosts...
  5. Goudeau D, Parker C, Zhou Y, Sela S, Kroupitski Y, Brandl M. The salmonella transcriptome in lettuce and cilantro soft rot reveals a niche overlap with the animal host intestine. Appl Environ Microbiol. 2013;79:250-62 pubmed publisher
    ..A similar trend in S. enterica populations was observed for soft-rotted lettuce leaves. Transcriptome analysis of S. enterica cells that colonized D...
  6. Holvoet K, Sampers I, Seynnaeve M, Uyttendaele M. Relationships among hygiene indicators and enteric pathogens in irrigation water, soil and lettuce and the impact of climatic conditions on contamination in the lettuce primary production. Int J Food Microbiol. 2014;171:21-31 pubmed publisher
    Eight Belgian lettuce farms located in the West Flanders were sampled to establish the relationships between levels of indicator bacteria, detection of enteric zoonotic pathogens and the temperature and precipitation during primary ..
  7. Slayton R, Turabelidze G, Bennett S, Schwensohn C, Yaffee A, Khan F, et al. Outbreak of Shiga toxin-producing Escherichia coli (STEC) O157:H7 associated with romaine lettuce consumption, 2011. PLoS ONE. 2013;8:e55300 pubmed publisher
    ..9, 95% CI = 4.5-176.8). Two separate traceback investigations for romaine lettuce converged on Farm A. Case series results indicate that cases (64...
  8. Williams T, Moyne A, Harris L, Marco M. Season, irrigation, leaf age, and Escherichia coli inoculation influence the bacterial diversity in the lettuce phyllosphere. PLoS ONE. 2013;8:e68642 pubmed publisher
    ..In this study, the phyllosphere microbiota was identified for Romaine lettuce plants grown in the Salinas Valley, CA, USA from four plantings performed over 2 years and including two ..
  9. Minerdi D, Bossi S, Maffei M, Gullino M, Garibaldi A. Fusarium oxysporum and its bacterial consortium promote lettuce growth and expansin A5 gene expression through microbial volatile organic compound (MVOC) emission. FEMS Microbiol Ecol. 2011;76:342-51 pubmed publisher
    ..oxysporum MSA 35 on the growth and expansin gene expression of lettuce seedlings. An increase in the root length (95.6%), shoot length (75.0%) and fresh weight (85...

More Information

Publications101 found, 100 shown here

  1. van der Linden I, Cottyn B, Uyttendaele M, Vlaemynck G, Heyndrickx M, Maes M. Survival of enteric pathogens during butterhead lettuce growth: crop stage, leaf age, and irrigation. Foodborne Pathog Dis. 2013;10:485-91 pubmed publisher
    ..survival of Salmonella enterica serovar Thompson and Escherichia coli O157 was investigated on growing butterhead lettuce plants in the plant-growth chamber and greenhouse...
  2. Uwimana B, Smulders M, Hooftman D, Hartman Y, VAN Tienderen P, Jansen J, et al. Crop to wild introgression in lettuce: following the fate of crop genome segments in backcross populations. BMC Plant Biol. 2012;12:43 pubmed publisher
    ..Although lettuce is generally regarded as self-pollinating, outbreeding does occur at a low frequency...
  3. Bichai F, Polo López M, Fernández Ibáñez P. Solar disinfection of wastewater to reduce contamination of lettuce crops by Escherichia coli in reclaimed water irrigation. Water Res. 2012;46:6040-50 pubmed publisher
    ..This study aims to assess the efficiency of solar disinfection to reduce microbial contamination of lettuce crops when solar-treated wastewater effluents are used for irrigation...
  4. Lim S, Ashida H, Watanabe R, Inai K, Kim Y, Mukougawa K, et al. Production of biologically active human thioredoxin 1 protein in lettuce chloroplasts. Plant Mol Biol. 2011;76:335-44 pubmed publisher
    ..Therefore, hTrx1 is a prospective candidate as a new human therapeutic protein. We created transplastomic lettuce expressing hTrx1 under the control of the psbA promoter. Transplastomic plants grew normally and were fertile...
  5. Sharma M, Lakshman S, Ferguson S, Ingram D, Luo Y, Patel J. Effect of modified atmosphere packaging on the persistence and expression of virulence factors of Escherichia coli O157:H7 on shredded iceberg lettuce. J Food Prot. 2011;74:718-26 pubmed publisher
    ..Packaging conditions, coupled with abusive storage temperatures of contaminated lettuce, were evaluated for their effect on the potential virulence of E. coli O157:H7...
  6. Boyer R, Sumner S, Williams R, Kniel K, McKinney J. Role of O-antigen on the Escherichia coli O157:H7 cells hydrophobicity, charge and ability to attach to lettuce. Int J Food Microbiol. 2011;147:228-32 pubmed publisher
    ..factors encountered during growing and harvesting may contribute to Escherichia coli O157:H7 contamination of lettuce. Limited nutrients and extended exposure to water may cause E. coli O157:H7 to shed its O antigen...
  7. Park S, Choi M, Park J, Park K, Chung M, Ryu S, et al. Use of organic acids to inactivate Escherichia coli O157:H7, Salmonella Typhimurium, and Listeria monocytogenes on organic fresh apples and lettuce. J Food Sci. 2011;76:M293-8 pubmed publisher
    ..coli?O157:H7,?Salmonella?Typhimurium, and?Listeria monocytogenes?on whole red organic apples and lettuce. Several studies have been conducted to evaluate organic acids as sanitizers...
  8. Boo H, Heo B, Gorinstein S, Chon S. Positive effects of temperature and growth conditions on enzymatic and antioxidant status in lettuce plants. Plant Sci. 2011;181:479-84 pubmed publisher
    ..polyphenols and flavonoids) and their antioxidant and enzyme activities were determined in the leaves of six lettuce (Latuca sativa L.) cultivars subjected to 4 different day/night temperatures for 6 weeks...
  9. Uwimana B, D Andrea L, Felber F, Hooftman D, den Nijs H, Smulders M, et al. A Bayesian analysis of gene flow from crops to their wild relatives: cultivated (Lactuca sativa L.) and prickly lettuce (L. serriola L.) and the recent expansion of L. serriola in Europe. Mol Ecol. 2012;21:2640-54 pubmed publisher
    ..Wild prickly lettuce (Lactuca serriola) has recently expanded in Europe and hybridization with the related crop species (cultivated ..
  10. Althaus D, Hofer E, Corti S, Julmi A, Stephan R. Bacteriological survey of ready-to-eat lettuce, fresh-cut fruit, and sprouts collected from the Swiss market. J Food Prot. 2012;75:1338-41 pubmed publisher
    ..no data are available on the bacteriological burden and the prevalence of foodborne pathogens in ready-to-eat lettuce, fresh-cut fruit, and sprouts on the Swiss market...
  11. Baslam M, Garmendia I, Goicoechea N. Arbuscular mycorrhizal fungi (AMF) improved growth and nutritional quality of greenhouse-grown lettuce. J Agric Food Chem. 2011;59:5504-15 pubmed publisher
    b>Lettuce can be associated with arbuscular mycorrhizal fungi (AMF). This symbiosis involves a molecular dialogue between fungus and plant that includes the activation of antioxidant, phenylpropanoid, or carotenoid pathways...
  12. Keskinen L, Annous B. Efficacy of adding detergents to sanitizer solutions for inactivation of Escherichia coli O157:H7 on Romaine lettuce. Int J Food Microbiol. 2011;147:157-61 pubmed publisher
    Numerous Escherichia coli O157:H7 outbreaks have been linked to consumption of fresh lettuce. The development of effective and easily implemented wash treatment could reduce such incidents...
  13. Kroupitski Y, Pinto R, Belausov E, Sela S. Distribution of Salmonella typhimurium in romaine lettuce leaves. Food Microbiol. 2011;28:990-7 pubmed publisher
    ..Attachment of Salmonella enterica serovar typhimurium to lettuce leaves has been demonstrated before; however, only limited information is available regarding the localization ..
  14. Koseki S, Mizuno Y, Kawasaki S, Yamamoto K. A survey of iceberg lettuce for the presence of Salmonella, Escherichia coli O157:H7, and Listeria monocytogenes in Japan. J Food Prot. 2011;74:1543-6 pubmed publisher
    ..on the occurrence of contamination by Salmonella, Escherichia coli O157:H7, and Listeria monocytogenes in iceberg lettuce in a Japanese retail store...
  15. Hou Z, Fink R, Sugawara M, Diez Gonzalez F, Sadowsky M. Transcriptional and functional responses of Escherichia coli O157:H7 growing in the lettuce rhizoplane. Food Microbiol. 2013;35:136-42 pubmed publisher
    b>Lettuce and spinach are increasingly implicated in foodborne illness outbreaks due to contamination by Escherichia coli O157:H7...
  16. Sagong H, Lee S, Chang P, Heu S, Ryu S, Choi Y, et al. Combined effect of ultrasound and organic acids to reduce Escherichia coli O157:H7, Salmonella Typhimurium, and Listeria monocytogenes on organic fresh lettuce. Int J Food Microbiol. 2011;145:287-92 pubmed publisher
    ..treatments (ultrasound and organic acids) and their combination on reducing foodborne pathogens on organic fresh lettuce. Lettuce leaves were inoculated with a cocktail of three strains each of Escherichia coli O157:H7, Salmonella ..
  17. Castañeda Ramírez C, Cortes Rodríguez V, de la Fuente Salcido N, Bideshi D, Del Rincón Castro M, Barboza Corona J. Isolation of Salmonella spp. from lettuce and evaluation of its susceptibility to novel bacteriocins of Bacillus thuringiensis and antibiotics. J Food Prot. 2011;74:274-8 pubmed publisher
    In this study, 13% of fresh lettuce (Lactuca sativa) samples collected from markets and supermarkets in two cities of Mexico were contaminated with Salmonella spp...
  18. Lai H, He J, Engle M, Diamond M, Chen Q. Robust production of virus-like particles and monoclonal antibodies with geminiviral replicon vectors in lettuce. Plant Biotechnol J. 2012;10:95-104 pubmed publisher
    ..Here, we explored the use of lettuce, which grows quickly yet produces low levels of secondary metabolites and viral vector-based transient expression ..
  19. Kanagaraj A, Verma D, Daniell H. Expression of dengue-3 premembrane and envelope polyprotein in lettuce chloroplasts. Plant Mol Biol. 2011;76:323-33 pubmed publisher
    ..consisting of part of capsid, complete premembrane (prM) and truncated envelope (E) protein in an edible crop lettuce. The dengue sequence was controlled by endogenous Lactuca sativa psbA regulatory elements...
  20. Esseili M, Wang Q, Saif L. Binding of human GII.4 norovirus virus-like particles to carbohydrates of romaine lettuce leaf cell wall materials. Appl Environ Microbiol. 2012;78:786-94 pubmed publisher
    ..the dominant cause of the majority of food-borne outbreaks, including those that involve leafy greens, such as lettuce. Since human NoVs use carbohydrates of histo-blood group antigens as receptors/coreceptors, we examined the role ..
  21. Hou Z, Fink R, Black E, Sugawara M, Zhang Z, Diez Gonzalez F, et al. Gene expression profiling of Escherichia coli in response to interactions with the lettuce rhizosphere. J Appl Microbiol. 2012;113:1076-86 pubmed publisher
    ..of this study was to examine transcriptional changes in Escherichia coli when the bacterium was growing in the lettuce rhizoshpere...
  22. Lau Y, Sulaiman J, Chen J, Yin W, Chan K. Quorum sensing activity of Enterobacter asburiae isolated from lettuce leaves. Sensors (Basel). 2013;13:14189-99 pubmed publisher
    ..In this study, Enterobacteriaceae isolates from Batavia lettuce were screened for AHL production...
  23. Burns I, Zhang K, Turner M, Lynn J, McClement S, Hand P, et al. Genotype and environment effects on nitrate accumulation in a diversity set of lettuce accessions at commercial maturity: the influence of nitrate uptake and assimilation, osmotic interactions and shoot weight and development. J Sci Food Agric. 2011;91:2217-33 pubmed publisher
    ..variation in nitrate accumulation and associated traits are studied using a diverse population of 48 mature lettuce accessions grown hydroponically in winter and summer seasons...
  24. Cruz R, Baptista P, Cunha S, Pereira J, Casal S. Carotenoids of lettuce (Lactuca sativa L.) grown on soil enriched with spent coffee grounds. Molecules. 2012;17:1535-47 pubmed publisher
    The impact of spent coffee grounds on carotenoid and chlorophyll content in lettuce (Lactuca sativa L. var. capitata) was evaluated. A greenhouse pot experiment was conducted with spent coffee amounts ranging from 0% to 20% (v/v)...
  25. Taylor E, Nguyen T, Machesky K, Koch E, Sotir M, Bohm S, et al. Multistate outbreak of Escherichia coli O145 infections associated with romaine lettuce consumption, 2010. J Food Prot. 2013;76:939-44 pubmed publisher
    ..two case-control studies conducted, illness was significantly associated with consumption of shredded romaine lettuce in Michigan (odds ratio [OR] = undefined; 95% confidence interval [CI] = 1.6 to undefined) and Ohio (OR = 10...
  26. Itoiz E, Fantke P, Juraske R, Kounina A, Vallejo A. Deposition and residues of azoxystrobin and imidacloprid on greenhouse lettuce with implications for human consumption. Chemosphere. 2012;89:1034-41 pubmed publisher
    b>Lettuce greenhouse experiments were carried out from March to June 2011 in order to analyze how pesticides behave from the time of application until their intake via human consumption taking into account the primary distribution of ..
  27. Bito T, Ohishi N, Hatanaka Y, Takenaka S, Nishihara E, Yabuta Y, et al. Production and characterization of cyanocobalamin-enriched lettuce (Lactuca sativa L.) grown using hydroponics. J Agric Food Chem. 2013;61:3852-8 pubmed publisher
    ..These results indicated that cyanocobalamin-enriched lettuce leaves would be an excellent source of free cyanocobalamin, particularly for strict vegetarians or elderly people ..
  28. Becker C, Kläring H, Kroh L, Krumbein A. Temporary reduction of radiation does not permanently reduce flavonoid glycosides and phenolic acids in red lettuce. Plant Physiol Biochem. 2013;72:154-60 pubmed publisher
    ..To study this, we cultivated five-week old red leaf lettuce (Lactuca sativa L...
  29. Hayashi E, You Y, Lewis R, Calderon M, Wan G, Still D. Mapping QTL, epistasis and genotype × environment interaction of antioxidant activity, chlorophyll content and head formation in domesticated lettuce (Lactuca sativa). Theor Appl Genet. 2012;124:1487-502 pubmed publisher
    ..b>Lettuce (Lactuca sativa L.) is a common vegetable in diets worldwide, but its nutritional content is relatively low...
  30. Fiona Barker S, O Toole J, Sinclair M, Leder K, Malawaraarachchi M, Hamilton A. A probabilistic model of norovirus disease burden associated with greywater irrigation of home-produced lettuce in Melbourne, Australia. Water Res. 2013;47:1421-32 pubmed publisher
    ..model was constructed to estimate the norovirus disease burden associated with consumption of greywater-irrigated lettuce. The annual disease burdens (95th percentile; DALYs per person) attributed to greywater irrigation ranged from 2 ..
  31. Hayes R, McHale L, Vallad G, Truco M, Michelmore R, Klosterman S, et al. The inheritance of resistance to Verticillium wilt caused by race 1 isolates of Verticillium dahliae in the lettuce cultivar La Brillante. Theor Appl Genet. 2011;123:509-17 pubmed publisher
    Verticillium wilt of lettuce caused by Verticillium dahliae can cause severe economic damage to lettuce producers. Complete resistance to race 1 isolates is available in Lactuca sativa cultivar (cv...
  32. Tavert Roudet G, Abdul Razzak A, Doublet B, Walter J, Delaunay T, German Retana S, et al. The C terminus of lettuce mosaic potyvirus cylindrical inclusion helicase interacts with the viral VPg and with lettuce translation eukaryotic initiation factor 4E. J Gen Virol. 2012;93:184-93 pubmed publisher
    Recessive resistance to lettuce mosaic virus (LMV) is conferred in lettuce by the mo1 gene, encoding the eukaryotic translation initiation factor 4E (eIF4E)...
  33. van der Linden I, Cottyn B, Uyttendaele M, Vlaemynck G, Maes M, Heyndrickx M. Long-term survival of Escherichia coli O157:H7 and Salmonella enterica on butterhead lettuce seeds, and their subsequent survival and growth on the seedlings. Int J Food Microbiol. 2013;161:214-9 pubmed publisher
    The long-term survival of enteric pathogens on butterhead lettuce seeds, and their subsequent survival and growth on seedlings were investigated...
  34. Fukuda M, Matsuo S, Kikuchi K, Kawazu Y, Fujiyama R, Honda I. Isolation and functional characterization of the FLOWERING LOCUS T homolog, the LsFT gene, in lettuce. J Plant Physiol. 2011;168:1602-7 pubmed publisher
    High temperature-induced bolting of lettuce is undesirable agriculturally, making it important to find the mechanism governing the transition from vegetative to reproductive growth...
  35. Moyne A, Sudarshana M, Blessington T, Koike S, Cahn M, Harris L. Fate of Escherichia coli O157:H7 in field-inoculated lettuce. Food Microbiol. 2011;28:1417-25 pubmed publisher
    Impact of drip and overhead sprinkler irrigation on the persistence of attenuated Escherichia coli O157:H7 in the lettuce phyllosphere was investigated using a split-plot design in four field trials conducted in the Salinas Valley, ..
  36. Bae J, Lee J, Shin M, Lee S, Hwang I. Effect of wash treatments on reducing human norovirus on iceberg lettuce and perilla leaf. J Food Prot. 2011;74:1908-11 pubmed publisher
    ..This study used artificially contaminated vegetables (iceberg lettuce and perilla leaf), and washing was done with tap water for convenience...
  37. Shields J, Lee M, Murphy H. Use of a common laboratory glassware detergent improves recovery of Cryptosporidium parvum and Cyclospora cayetanensis from lettuce, herbs and raspberries. Int J Food Microbiol. 2012;153:123-8 pubmed publisher
    ..1% Alconox wash: basil 17.5 ± 5.0% to 76.1 ± 14.0%, lollo rosso lettuce 38.3 ± 5.5% to 72.5 ± 8.1%, Tango leaf lettuce 45.9 ± 5.4% to 71.1 ± 7.8% and spring mix (mesclun) 39.8 ± 0...
  38. Bezanson G, Delaquis P, Bach S, McKellar R, Topp E, Gill A, et al. Comparative examination of Escherichia coli O157:H7 survival on romaine lettuce and in soil at two independent experimental sites. J Food Prot. 2012;75:480-7 pubmed publisher
    ..of abiotic factors such as climate and soil chemistry on the survival of Escherichia coli O157:H7 in field lettuce. We applied a nalidixic acid-resistant derivative of strain ATCC 700728 to field-grown romaine lettuce in two ..
  39. Quilliam R, Williams A, Jones D. Lettuce cultivar mediates both phyllosphere and rhizosphere activity of Escherichia coli O157:H7. PLoS ONE. 2012;7:e33842 pubmed publisher
    ..To determine cultivar-specific effects on colonization by E. coli O157, we used 12 different cultivars of lettuce inoculated with a chromosomally lux-marked strain of E. coli O157:H7...
  40. Stoffel K, van Leeuwen H, Kozik A, Caldwell D, Ashrafi H, Cui X, et al. Development and application of a 6.5 million feature Affymetrix Genechip® for massively parallel discovery of single position polymorphisms in lettuce (Lactuca spp.). BMC Genomics. 2012;13:185 pubmed publisher
    ..detection of nucleotide polymorphisms, which limits utility in species with low rates of polymorphism such as lettuce (Lactuca sativa). We developed a 6...
  41. Kroupitski Y, Brandl M, Pinto R, Belausov E, Tamir Ariel D, Burdman S, et al. Identification of Salmonella enterica genes with a role in persistence on lettuce leaves during cold storage by recombinase-based in vivo expression technology. Phytopathology. 2013;103:362-72 pubmed publisher
    Recurrent outbreaks of enteric illness linked to lettuce and a lack of efficacious strategies to decontaminate produce underscores the need for a better understanding of the molecular interactions of foodborne pathogens with plants...
  42. Chowdhury S, Dietel K, Rändler M, Schmid M, Junge H, Borriss R, et al. Effects of Bacillus amyloliquefaciens FZB42 on lettuce growth and health under pathogen pressure and its impact on the rhizosphere bacterial community. PLoS ONE. 2013;8:e68818 pubmed publisher
    ..evaluate the rhizosphere competence of the commercially available inoculant Bacillus amyloliquefaciens FZB42 on lettuce growth and health together with its impact on the indigenous rhizosphere bacterial community in field and pot ..
  43. Moyne A, Harris L, Marco M. Assessments of total and viable Escherichia coli O157:H7 on field and laboratory grown lettuce. PLoS ONE. 2013;8:e70643 pubmed publisher
    ..While the amounts of culturable E. coli O157:H7 rapidly decline after introduction onto lettuce in the field, it remains to be determined whether the reduction in cell numbers is due to losses in cell ..
  44. Oliveira M, Usall J, Vinas I, Solsona C, Abadias M. Transfer of Listeria innocua from contaminated compost and irrigation water to lettuce leaves. Food Microbiol. 2011;28:590-6 pubmed publisher
    ..from soil fertilized with contaminated compost or irrigated with contaminated water to the edible parts of lettuce grown on these soils together with its survival in lettuce and in soil under field conditions during two ..
  45. McKellar R, Delaquis P. Development of a dynamic growth-death model for Escherichia coli O157:H7 in minimally processed leafy green vegetables. Int J Food Microbiol. 2011;151:7-14 pubmed publisher
    ..Literature data on behaviour of this pathogen on fresh-cut lettuce and spinach was taken from published graphs by digitization, published tables or from personal communications...
  46. Gajraj R, Pooransingh S, Hawker J, Olowokure B. Multiple outbreaks of Salmonella braenderup associated with consumption of iceberg lettuce. Int J Environ Health Res. 2012;22:150-5 pubmed publisher
    ..controls in a case-control study which revealed that illness was associated with consumption of iceberg lettuce (matched odds ratio 8.0 (95% CI 1.1-355) contaminated with Salmonella braenderup...
  47. Mongkolsiriwattana C, Chen A, Ng J. Replication of Lettuce chlorosis virus (LCV), a crinivirus in the family Closteroviridae, is accompanied by the production of LCV RNA 1-derived novel RNAs. Virology. 2011;420:89-97 pubmed publisher
    Cloned infectious complementary DNAs of the bipartite genomic RNAs of Lettuce chlorosis virus (LCV) were constructed...
  48. Dinu L, Bach S. Induction of viable but nonculturable Escherichia coli O157:H7 in the phyllosphere of lettuce: a food safety risk factor. Appl Environ Microbiol. 2011;77:8295-302 pubmed publisher
    ..The aim of this work was to investigate the fate of E. coli O157:H7 on the phyllosphere of lettuce under low temperature and to evaluate the potential hazard of viable but nonculturable (VBNC) cells induced under ..
  49. Le T, Peijnenburg W, Hendriks A, Vijver M. Predicting effects of cations on copper toxicity to lettuce (Lactuca sativa) by the biotic ligand model. Environ Toxicol Chem. 2012;31:355-9 pubmed publisher
    A biotic ligand model (BLM) was developed to estimate Cu toxicity to lettuce (Lactuca sativa) in terms of root elongation after 4 d of exposure. Effects of Na(+), K(+), Ca(2+), and Mg(2+) on Cu toxicity were examined...
  50. Liang N, Dong J, Luo L, Li Y. Detection of viable Salmonella in lettuce by propidium monoazide real-time PCR. J Food Sci. 2011;76:M234-7 pubmed publisher
    Contamination of lettuce by Salmonella has caused serious public health problems...
  51. Oliveira M, Vinas I, Usall J, Anguera M, Abadias M. Presence and survival of Escherichia coli O157:H7 on lettuce leaves and in soil treated with contaminated compost and irrigation water. Int J Food Microbiol. 2012;156:133-40 pubmed publisher
    ..O157:H7 from soil fertilized with contaminated compost or irrigated with contaminated water to edible parts of lettuce together with its persistence in soil under field conditions in two different seasons (fall and spring)...
  52. Rastogi G, Sbodio A, Tech J, Suslow T, Coaker G, Leveau J. Leaf microbiota in an agroecosystem: spatiotemporal variation in bacterial community composition on field-grown lettuce. ISME J. 2012;6:1812-22 pubmed publisher
    ..We collected 106 samples of field-grown Romaine lettuce from commercial production regions in California and Arizona during the 2009-2010 crop cycle...
  53. Hou Z, Fink R, Radtke C, Sadowsky M, Diez Gonzalez F. Incidence of naturally internalized bacteria in lettuce leaves. Int J Food Microbiol. 2013;162:260-5 pubmed publisher
    b>Lettuce is the fresh leafy vegetable most frequently involved in foodborne disease outbreaks...
  54. Kim G, Kim G, Ahn C, Yoo Y, Cho B. Mid-infrared lifetime imaging for viability evaluation of lettuce seeds based on time-dependent thermal decay characterization. Sensors (Basel). 2013;13:2986-96 pubmed publisher
    An infrared lifetime thermal imaging technique for the measurement of lettuce seed viability was evaluated...
  55. Moreno Vázquez S, Ochoa O, Faber N, Chao S, Jacobs J, Maisonneuve B, et al. SNP-based codominant markers for a recessive gene conferring resistance to corky root rot (Rhizomonas suberifaciens) in lettuce (Lactuca sativa). Genome. 2003;46:1059-69 pubmed
    ..Evaluation of these markers in a large sample of cultivars and landraces identified pairs of flanking polymorphic markers that can be used for marker-assisted selection of corky root resistance. ..
  56. Grosch R, Faltin F, Lottmann J, Kofoet A, Berg G. Effectiveness of 3 antagonistic bacterial isolates to control Rhizoctonia solani Kühn on lettuce and potato. Can J Microbiol. 2005;51:345-53 pubmed
    ..solani in potato and in lettuce. The disease-suppression effect of the 3 biocontrol agents (BCAs) was tested in a growth chamber and in the field...
  57. Syed N, Sørensen A, Antonise R, van de Wiel C, van der Linden C, van t Westende W, et al. A detailed linkage map of lettuce based on SSAP, AFLP and NBS markers. Theor Appl Genet. 2006;112:517-27 pubmed
    Molecular markers based upon a novel lettuce LTR retrotransposon and the nucleotide binding site-leucine-rich repeat (NBS-LRR) family of disease resistance-associated genes have been combined with AFLP markers to generate a 458 locus ..
  58. Ng J, Falk B. Bemisia tabaci transmission of specific Lettuce infectious yellows virus genotypes derived from in vitro synthesized transcript-inoculated protoplasts. Virology. 2006;352:209-15 pubmed
    Bemisia tabaci transmission was demonstrated for virions derived from cloned infectious cDNAs of Lettuce infectious yellows virus (LIYV)...
  59. Jahromi F, Aroca R, Porcel R, Ruiz Lozano J. Influence of salinity on the in vitro development of Glomus intraradices and on the in vivo physiological and molecular responses of mycorrhizal lettuce plants. Microb Ecol. 2008;55:45-53 pubmed
    ..In addition, under salinity, AM symbiosis enhanced the expression of LsPIP1. Such enhanced gene expression could contribute to regulating root water permeability to better tolerate the osmotic stress generated by salinity. ..
  60. Bertin C, Weston L, Huang T, Jander G, Owens T, Meinwald J, et al. Grass roots chemistry: meta-tyrosine, an herbicidal nonprotein amino acid. Proc Natl Acad Sci U S A. 2007;104:16964-9 pubmed
    ..The discovery of m-tyrosine, as well as a further understanding of its mode(s) of action, could lead to the development of biorational approaches to weed control. ..
  61. Brandl M, Amundson R. Leaf age as a risk factor in contamination of lettuce with Escherichia coli O157:H7 and Salmonella enterica. Appl Environ Microbiol. 2008;74:2298-306 pubmed publisher
    Outbreaks of Escherichia coli O157:H7 infections have been linked increasingly to leafy greens, particularly to lettuce. We present here the first evidence that this enteric pathogen can multiply on the leaves of romaine lettuce plants...
  62. Aruscavage D, Miller S, Ivey M, Lee K, Lejeune J. Survival and dissemination of Escherichia coli O157:H7 on physically and biologically damaged lettuce plants. J Food Prot. 2008;71:2384-8 pubmed
    ..coli O157 over a 10-day period were compared among traumatically injured, phytopathogen-damaged, and healthy lettuce plants. Leaves from lettuce plants cracked along the central vein, plants infected with Xanthomonas campestris pv...
  63. Kyle J, Parker C, Goudeau D, Brandl M. Transcriptome analysis of Escherichia coli O157:H7 exposed to lysates of lettuce leaves. Appl Environ Microbiol. 2010;76:1375-87 pubmed publisher
    ..Microbiol. 74:5285-5289, 2008). To investigate how EcO157 cells adapt to physicochemical conditions in injured lettuce tissue, we used microarray-based whole-genome transcriptional profiling to characterize gene expression patterns ..
  64. Jeuken M, Lindhout P. The development of lettuce backcross inbred lines (BILs) for exploitation of the Lactuca saligna (wild lettuce) germplasm. Theor Appl Genet. 2004;109:394-401 pubmed
    Backcross inbred lines (BILs) were developed in which chromosome segments of Lactuca saligna (wild lettuce) were introgressed into L. sativa (lettuce). These lines were developed by four to five backcrosses and one generation of selfing...
  65. Sobolev A, Brosio E, Gianferri R, Segre A. Metabolic profile of lettuce leaves by high-field NMR spectra. Magn Reson Chem. 2005;43:625-38 pubmed
    A detailed analysis of the proton high-field NMR spectra of aqueous and organic extracts of lettuce leaves is reported for the first time...
  66. Argyris J, Truco M, Ochoa O, Knapp S, Still D, Lenssen G, et al. Quantitative trait loci associated with seed and seedling traits in Lactuca. Theor Appl Genet. 2005;111:1365-76 pubmed
    ..and seedling traits related to germination and stand establishment are important in the production of cultivated lettuce (Lactuca sativa L.). Six seed and seedling traits segregating in a L. sativa cv. Salinas x L...
  67. Grosch R, Scherwinski K, Lottmann J, Berg G. Fungal antagonists of the plant pathogen Rhizoctonia solani: selection, control efficacy and influence on the indigenous microbial community. Mycol Res. 2006;110:1464-74 pubmed
    ..chamber conditions, the selected Trichoderma isolates either partly or completely controlled the dry mass loss of lettuce caused by R. solani. Furthermore, the antagonistic Trichoderma strains were active under field conditions...
  68. Klerks M, Franz E, van Gent Pelzer M, Zijlstra C, van Bruggen A. Differential interaction of Salmonella enterica serovars with lettuce cultivars and plant-microbe factors influencing the colonization efficiency. ISME J. 2007;1:620-31 pubmed
    ..describes the differential interaction of human pathogenic Salmonella enterica with commercially available lettuce cultivars. The prevalence and degree of endophytic colonization of axenically grown lettuce by the S...
  69. D Andrea L, Felber F, Guadagnuolo R. Hybridization rates between lettuce (Lactuca sativa) and its wild relative (L. serriola) under field conditions. Environ Biosafety Res. 2008;7:61-71 pubmed publisher
    ..In the present study, we investigated hybridization under field conditions between crop lettuce (Lactuca sativa) and its wild relative prickly lettuce (L...
  70. Simko I. Development of EST-SSR markers for the study of population structure in lettuce (Lactuca sativa L.). J Hered. 2009;100:256-62 pubmed publisher
    ..140), and romaine-type (0.151) cultivars while highest in leaf (green leaf 0.208 and red leaf 0.240) lettuces. The level of marker heterozygosity is in accord with morphological variability observed in different horticultural types. ..
  71. López Gálvez F, Gil M, Truchado P, Selma M, Allende A. Cross-contamination of fresh-cut lettuce after a short-term exposure during pre-washing cannot be controlled after subsequent washing with chlorine dioxide or sodium hypochlorite. Food Microbiol. 2010;27:199-204 pubmed publisher
    ..Experiments were performed to determine the prevention of cross-contamination of fresh-cut lettuce by Escherichia coli using chlorine dioxide (3 mg/L) or sodium hypochlorite (100 mg/L) as sanitation agents...
  72. Erickson M, Webb C, Diaz Perez J, Phatak S, Silvoy J, Davey L, et al. Surface and internalized Escherichia coli O157:H7 on field-grown spinach and lettuce treated with spray-contaminated irrigation water. J Food Prot. 2010;73:1023-9 pubmed
    ..and its survival when the bacteria were applied through spray irrigation water to either field-grown spinach or lettuce. To differentiate internalized and surface populations, leaves were treated with a surface disinfectant wash ..
  73. Schwember A, Bradford K. Quantitative trait loci associated with longevity of lettuce seeds under conventional and controlled deterioration storage conditions. J Exp Bot. 2010;61:4423-36 pubmed publisher
    b>Lettuce (Lactuca sativa L.) seeds have poor shelf life and exhibit thermoinhibition (fail to germinate) above ?25°C...
  74. Yamazaki A, Li J, Hutchins W, Wang L, Ma J, Ibekwe A, et al. Commensal effect of pectate lyases secreted from Dickeya dadantii on proliferation of Escherichia coli O157:H7 EDL933 on lettuce leaves. Appl Environ Microbiol. 2011;77:156-62 pubmed publisher
    ..coli O157:H7 EDL933 (EDL933) on postharvest lettuce by coinoculation of EDL933 with D. dadantii 3937 derivatives that have mutations in virulence-related genes...
  75. Young C, Kampfer P, Shen F, Lai W, Arun A. Chryseobacterium formosense sp. nov., isolated from the rhizosphere of Lactuca sativa L. (garden lettuce). Int J Syst Evol Microbiol. 2005;55:423-6 pubmed
    A yellow-pigmented bacterial strain (CC-H3-2T), isolated from the rhizosphere of Lactuca sativa L. (garden lettuce) in Taiwan, was investigated using a polyphasic taxonomic approach...
  76. Koseki S, Isobe S. Prediction of pathogen growth on iceberg lettuce under real temperature history during distribution from farm to table. Int J Food Microbiol. 2005;104:239-48 pubmed
    The growth of pathogenic bacteria Escherichia coli O157:H7, Salmonella spp., and Listeria monocytogenes on iceberg lettuce under constant and fluctuating temperatures was modelled in order to estimate the microbial safety of this ..
  77. Porcel R, Aroca R, Azc n R, Ruiz Lozano J. PIP aquaporin gene expression in arbuscular mycorrhizal Glycine max and Lactuca sativa plants in relation to drought stress tolerance. Plant Mol Biol. 2006;60:389-404 pubmed publisher
    ..In this study, genes encoding plasma membrane aquaporins (PIPs) from soybean and lettuce were cloned and their expression pattern studied in AM and nonAM plants cultivated under well-watered or drought ..
  78. Roudet Tavert G, Michon T, Walter J, Delaunay T, Redondo E, Le Gall O. Central domain of a potyvirus VPg is involved in the interaction with the host translation initiation factor eIF4E and the viral protein HcPro. J Gen Virol. 2007;88:1029-33 pubmed publisher
    Using recombinant proteins produced in bacteria or in infected plants, interactions between the VPg and HcPro of Lettuce mosaic potyvirus (LMV) and between LMV VPg and the lettuce translation initiation factor 4E, the cap-binding protein ..
  79. Ruhlman T, Ahangari R, Devine A, Samsam M, Daniell H. Expression of cholera toxin B-proinsulin fusion protein in lettuce and tobacco chloroplasts--oral administration protects against development of insulitis in non-obese diabetic mice. Plant Biotechnol J. 2007;5:495-510 pubmed
    b>Lettuce and tobacco chloroplast transgenic lines expressing the cholera toxin B subunit-human proinsulin (CTB-Pins) fusion protein were generated. CTB-Pins accumulated up to ~16% of total soluble protein (TSP) in tobacco and up to ~2...
  80. Gourabathini P, Brandl M, Redding K, Gunderson J, Berk S. Interactions between food-borne pathogens and protozoa isolated from lettuce and spinach. Appl Environ Microbiol. 2008;74:2518-25 pubmed publisher
    ..of enteric illness, the present investigation aimed to determine the prevalence of protozoa on spinach and lettuce and to examine their interactions with S. enterica, Escherichia coli O157:H7, and Listeria monocytogenes...
  81. Chua D, Goh K, Saftner R, Bhagwat A. Fresh-cut lettuce in modified atmosphere packages stored at improper temperatures supports enterohemorrhagic E. coli isolates to survive gastric acid challenge. J Food Sci. 2008;73:M148-53 pubmed publisher
    ..rpoS gene, and then analyzed resistance to synthetic gastric juice after the strains were inoculated on fresh-cut lettuce and stored under modified atmosphere packaging (MAP) conditions...
  82. Soderstrom A, Osterberg P, Lindqvist A, Jonsson B, Lindberg A, Blide Ulander S, et al. A large Escherichia coli O157 outbreak in Sweden associated with locally produced lettuce. Foodborne Pathog Dis. 2008;5:339-49 pubmed publisher
    ..The epidemiological investigations implicated lettuce as the most likely source of the outbreak, with an OR of 13.0 (CI 2.94-57.5) in the case-control study...
  83. Barker Reid F, Harapas D, Engleitner S, Kreidl S, Holmes R, Faggian R. Persistence of Escherichia coli on injured iceberg lettuce in the field, overhead irrigated with contaminated water. J Food Prot. 2009;72:458-64 pubmed
    ..A trial was conducted to evaluate the impact of field conditions on E. coli persistence on iceberg lettuce irrigated with contaminated water, and the impact of plant injury on the persistence of E. coli...
  84. Kiba A, Sangawa Y, Ohnishi K, Yao N, Park P, Nakayashiki H, et al. Induction of apoptotic cell death leads to the development of bacterial rot caused by Pseudomonas cichorii. Mol Plant Microbe Interact. 2006;19:112-22 pubmed
    Pseudomonas cichorii is the major causal agent of bacterial rot of lettuce. Collapse and browning symptoms were observed in lettuce leaf tissue from 15 to 24 h after inoculation (HAI) with P...
  85. Cook N, Paton C, Wilkinson N, Nichols R, Barker K, Smith H. Towards standard methods for the detection of Cryptosporidium parvum on lettuce and raspberries. Part 1: development and optimization of methods. Int J Food Microbiol. 2006;109:215-21 pubmed
    ..We report on optimizing methods for detecting Cryptosporidium parvum on lettuce and raspberries...
  86. Liu S, Hu Y, Wang X, Zhong J, Lin Z. High content of resveratrol in lettuce transformed with a stilbene synthase gene of Parthenocissus henryana. J Agric Food Chem. 2006;54:8082-5 pubmed
    ..To construct a vector for STS expression in lettuce plant, a cDNA-encoding STS of Parthenocissus henryana was fused to the Cauliflower mosaic virus (CaMV) 35S ..
  87. Rondelaud D, Fousi M, Vignoles P, Moncef M, Dreyfuss G. Optimization of metacercarial production for three digenean species by the use of petri dishes for raising lettuce-fed Galba truncatula. Parasitol Res. 2007;100:861-5 pubmed
    ..daubneyi were carried out at 20 degrees C to determine if the use of 14-cm petri dishes for breeding lettuce-fed snails enhanced the characteristics of snail infections...
  88. Scherwinski K, Grosch R, Berg G. Effect of bacterial antagonists on lettuce: active biocontrol of Rhizoctonia solani and negligible, short-term effects on nontarget microorganisms. FEMS Microbiol Ecol. 2008;64:106-16 pubmed publisher
    ..efficacy against Rhizoctonia solani of three bacterial antagonists introduced into naturally Rhizoctonia-infested lettuce fields and to analyse their impact on the indigenous plant-associated bacteria and fungi...
  89. Jeuken M, Pelgrom K, Stam P, Lindhout P. Efficient QTL detection for nonhost resistance in wild lettuce: backcross inbred lines versus F(2) population. Theor Appl Genet. 2008;116:845-57 pubmed publisher
    ..describe the detection and mapping of quantitative resistances to downy mildew in a set of 29 BILs of cultivated lettuce (L. sativa) containing genome segments introgressed from wild lettuce (L. saligna)...
  90. Park J, Kim J, Cho K, Cheon C, Sung M, Choung M, et al. Arabidopsis R2R3-MYB transcription factor AtMYB60 functions as a transcriptional repressor of anthocyanin biosynthesis in lettuce (Lactuca sativa). Plant Cell Rep. 2008;27:985-94 pubmed publisher
    ..We isolated their genes by RACE-PCR, and performed transgenic approach and metabolite analyses in lettuce (Lactuca sativa)...
  91. Erickson M, Webb C, Diaz Perez J, Phatak S, Silvoy J, Davey L, et al. Infrequent internalization of Escherichia coli O157:H7 into field-grown leafy greens. J Food Prot. 2010;73:500-6 pubmed
    ..25 by 3.0 m) prior to transplantation of spinach, lettuce, or parsley plants. E...
  92. Sodha S, Lynch M, Wannemuehler K, Leeper M, Malavet M, Schaffzin J, et al. Multistate outbreak of Escherichia coli O157:H7 infections associated with a national fast-food chain, 2006: a study incorporating epidemiological and food source traceback results. Epidemiol Infect. 2011;139:309-16 pubmed publisher
    ..controlling for age in 31 cases and 55 controls, illness was associated with consumption of shredded iceberg lettuce [matched odds ratio (mOR) 8·0, 95% confidence interval (CI) 1·1-348·1] and shredded cheddar cheese (mOR 6·2, ..