267 research outputs found
Leaf Eh and pH: A Novel Indicator of Plant Stress. Spatial, Temporal and Genotypic Variability in Rice (Oryza sativa L.)
A wealth of knowledge has been published in the last decade on redox regulations in plants. However, these works remained largely at cellular and organelle levels. Simple indicators of oxidative stress at the plant level are still missing. We developed a method for direct measurement of leaf Eh and pH, which revealed spatial, temporal, and genotypic variations in rice. Eh (redox potential) and Eh@pH7 (redox potential corrected to pH 7) of the last fully expanded leaf decreased after sunrise. Leaf Eh was high in the youngest leaf and in the oldest leaves, and minimum for the last fully expanded leaf. Leaf pH decreased from youngest to oldest leaves. The same gradients in Eh-pH were measured for various varieties, hydric conditions, and cropping seasons. Rice varieties differed in Eh, pH, and/or Eh@pH7. Leaf Eh increases and leaf pH decreases with plant age. These patterns and dynamics in leaf Eh-pH are in accordance with the pattern and dynamics of disease infections. Leaf Eh-pH can bring new insight on redox processes at plant level and is proposed as a novel indicator of plant stress/health. It could be used by agronomists, breeders, and pathologists to accelerate the development of crop cultivation methods leading to agroecological crop protection
PiĂ©geage des Mouches des Fruits (Diptera : Tephritidae) Ă Base Dâextraits de Ocimum Basilicum L. (Lamiaceae) : Cas de Bactrocera Dorsalis, Principal Ravageur de Mangues en CĂŽte dâIvoire
Les cultures fruitiĂšres, en particulier la mangue en CĂŽte dâIvoire, sont sous la menace des mouches des fruits. Les dĂ©gĂąts se sont accrus avec lâinvasion de Bactrocera dorsalis. En outre, la baisse des pertes en vergers de manguiers exige lâutilisation du mĂ©thyl eugĂ©nol pour sa dĂ©tection et le suivi du monitoring de sa population. Malheureusement, les attractifs sexuels spĂ©cifiques de mouchessont inaccessibles aux producteurs de la CĂŽte dâIvoire. Lâobjectif de cette Ă©tude est dâĂ©valuer lâefficacitĂ© de Ocimum basilicum dans de la capture de B. dorsalis. Ces trois formulations du basilic (feuilles fraĂźches malaxĂ©es, poudre de basilic et macĂ©rĂąt du basilic) et le mĂ©thyl eugĂ©nol sont utilisĂ©es en piĂ©geage dans les vergers de manguiers Ă Korhogo. Les piĂšges ont Ă©tĂ© relevĂ©s chaque semaine et chaque jour respectivement pour le MĂ©thyl eugĂ©nol et les formulations du basilic. Les formulations ont permis de capturer une importante population de B. dorsalis (99,41 %) avec une prĂ©valence (FTD) moyenne journaliĂšre de 10,141 individus/jour/piĂšge et dâautres espĂšces de mouches de fruits. La poudre de basilic montre une rĂ©manence plus longue (28,67 ± 18,17 jours) tandis que le macĂ©rĂąt de basilic montre une capture hebdomadaire plus Ă©levĂ©e (513,4 ± 72,34 individus). Les captures moyennes les plus Ă©levĂ©es ont Ă©tĂ© observĂ©es avec le MacĂ©rĂąt de basilic (4419 ± 1090 individus) et le MĂ©thyl eugĂ©nol (4899,67 ± 1511,74 individus). Le macĂ©rĂąt de feuilles fraĂźches de basilic et la poudre de feuilles sĂšches de basilic peuvent ĂȘtre recommandĂ©es auprĂšs des producteurs de mangues dans la lutte contre B. dorsalis.
Fruit crops, especially mangoes in CÎte d'Ivoire are threatened by the fruit flies. The damage has increased with the invasion of Bactrocera dorsalis. In addition, the decline in mango orchard losses requires the use of methyl eugenol for the detection and monitoring of Bactrocera population. Unfortunately, the sex-specific attractants of flies are inaccessible to producers in CÎte d'Ivoire. The aims of this study is to evaluate the efficacy of Ocimum basilicum in the capture of B. dorsalis. Three basil formulations (fresh mixed leaves, basil powder and basil macerate) and methyl eugenol are used for trapping in mango orchards in Korhogo. The captured insects were collected weekly and daily for methyl eugenol and basil formulations respectively. The formulations captured a large population of B. dorsalis (99.41%) with an average daily prevalence (FTD) of 10,141 individuals / day / trap and other fruit fly species. Basil powder has the longest persistence (28.67 ± 18.17 days) and basil macerate has the highest weekly catch (513.4 ± 72.34 individuals). The highest average catches were observed with basil macerate (4419 ± 1090 individuals) and methyl eugenol (4899.67 ± 1511.74 individuals). Fresh basil leaf macerate and dry basil leaf powder may be recommended to mango growers in the control of B. dorsalis
Evaluation de la Qualite de Vie des Enfants et Adolescents Inclus dans Un Programme de Prise en Charge Tridimensionnelle de lâExces Ponderal a Abidjan (CĂŽte dâIvore)
Contexte et objectif : LâobĂ©sitĂ© affecte la qualitĂ© de vie des sujets concernĂ©s, et de façon particuliĂšre les plus jeunes qui font lâobjet de moquerie. Ainsi, un programme de coaching tripartite : un aspect nutritionnel, un volet promotion de la pratique dâactivitĂ© physique, et un volet accompagnement psychologique. La prĂ©sente Ă©tude a donc Ă©tĂ© initiĂ©e avec pour objectif de mesurer lâimpact de ce programme de coaching mis en place sur la qualitĂ© de vie des enfants et adolescents obĂšses qui en Ă©taient les bĂ©nĂ©ficiaires. MĂ©thode : Il sâest agi dâune Ă©tude de cohorte Ă deux mesures avant et aprĂšs la mise en place du coaching. Celle-ci sâest dĂ©roulĂ©e avec un Ă©chantillon de 136 enfants et adolescents de 6 Ă 17 ans, soit sur une pĂ©riode de 18 mois, au Service de Nutrition de lâInstitut National de SantĂ© Publique dâAbidjan. La qualitĂ© de vie a Ă©tĂ© Ă©valuĂ©e Ă lâaide du questionnaire PedsQL (the Pediatric Quality of Life Inventory) dans sa version 4 adaptĂ© pour les besoins de lâĂ©tude. Il Ă©tait composĂ© de la dimension physique et la santĂ© psychosociale. RĂ©sultats : Les enquĂȘtĂ©s Ă©taient des deux sexes avec une prĂ©dominance fĂ©minine (58,8%) et Ă©taient tous scolarisĂ©s. A la fin du programme de coaching en santĂ© on note une amĂ©lioration de la dimension physique qui devient acceptable chez 71,8% des enfants et adolescents et une meilleure Ă©volution de la dimension psychosociale et la qualitĂ© de vie dâacceptable Ă bonne. Un lien significatif (p < 0,05) a Ă©tĂ© plus observĂ© entre la santĂ© psychosociale, le poids moyen et lâindice de masse corporelle des adolescents de 12 Ă 19 ans Ă lâissu de ce programme que chez les enfants. Conclusion : Cette Ă©tude situe sur lâintĂ©rĂȘt du programme de coaching en santĂ© dans lâamĂ©lioration de la qualitĂ© de vie des personnes lors de la prise en charge de lâobĂ©sitĂ© infantile.
Context and objective : Obesity affects the quality of life of the subjects concerned, and in particular the youngest who are made fun of. Thus, a tripartite coaching program: a nutritional aspect, a component promoting the practice of physical activity, and a psychological support component. The present study was therefore initiated with the aim of measuring the impact of this coaching program set up on the quality of life of obese children and adolescents who were the beneficiaries. Method : This was a two-measure cohort study before and after the implementation of coaching. This took place with a sample of 136 children and adolescents aged 6 to 17, over a period of 18 months, at the Nutrition Service of the National Institute of Public Health in Abidjan. Quality of life was assessed using the PedsQL questionnaire (the Pediatric Quality of Life Inventory) in its version 4 adapted for the needs of the study. It was composed of the physical dimension and the psychosocial health. Results: The respondents were of both sexes with a female predominance (58.8%) and were all educated. At the end of the health coaching program, there is an improvement in the physical dimension which becomes acceptable in 71.8% of children and adolescents and a better evolution of the psychosocial dimension and the quality of life from acceptable to good. A significant link (p < 0.05) was observed between psychosocial health, average weight and body mass index in adolescents aged 12 to 19 at the end of this program than in children. Conclusion : This study situates the interest of the health coaching program in improving the quality of life of people during the management of childhood obesity
Evaluation de la Qualite de Vie des Enfants et Adolescents Inclus dans un Programme de Prise en Charge Tridimensionnelle de lâExces Ponderal a Abidjan (CĂŽte dâIvoire)
Contexte et objectif : LâobĂ©sitĂ© affecte la qualitĂ© de vie des sujets concernĂ©s, et de façon particuliĂšre les plus jeunes qui font lâobjet de moquerie. Ainsi, un programme de coaching tripartite : un aspect nutritionnel, un volet promotion de la pratique dâactivitĂ© physique, et un volet accompagnement psychologique. La prĂ©sente Ă©tude a donc Ă©tĂ© initiĂ©e avec pour objectif de mesurer lâimpact de ce programme de coaching mis en place sur la qualitĂ© de vie des enfants et adolescents obĂšses qui en Ă©taient les bĂ©nĂ©ficiaires. MatĂ©riel et mĂ©thodes : Il sâest agi dâune Ă©tude de cohorte Ă deux mesures avant et aprĂšs la mise en place du coaching. Celle-ci sâest dĂ©roulĂ©e avec un Ă©chantillon de 136 enfants et adolescents de 6 Ă 17 ans, soit sur une pĂ©riode de 18 mois, au Service de Nutrition de lâInstitut National de SantĂ© Publique dâAbidjan. La qualitĂ© de vie a Ă©tĂ© Ă©valuĂ©e Ă lâaide du questionnaire PedsQL (the Pediatric Quality of Life Inventory) dans sa version 4 adaptĂ© pour les besoins de lâĂ©tude. Il Ă©tait composĂ© de la dimension physique et la santĂ© psychosociale. RĂ©sultats : Les enquĂȘtĂ©s Ă©taient des deux sexes avec une prĂ©dominance fĂ©minine (58,8%) et Ă©taient tous scolarisĂ©s. A la fin du programme de coaching en santĂ© on note une amĂ©lioration de la dimension physique qui devient acceptable chez 71,8% des enfants et adolescents et une meilleure Ă©volution de la dimension psychosociale et la qualitĂ© de vie dâacceptable Ă bonne. Un lien significatif (p < 0,05) a Ă©tĂ© plus observĂ© entre la santĂ© psychosociale, le poids moyen et lâindice de masse corporelle des adolescents de 12 Ă 19 ans Ă lâissu de ce programme que chez les enfants. Conclusion : Cette Ă©tude situe sur lâintĂ©rĂȘt du programme de coaching en santĂ© dans lâamĂ©lioration de la qualitĂ© de vie des personnes lors de la prise en charge de lâobĂ©sitĂ© infantile. En effet, elle confirme que la prise en charge psychologique est un Ă©lĂ©ment important dans la prise en charge de la malnutrition.
Context and objective: Obesity affects the quality of life of the subjects concerned, and in particular the youngest who are made fun of. Thus, a tripartite coaching program: a nutritional aspect, a component promoting the practice of physical activity, and a psychological support component. The present study was therefore initiated with the aim of measuring the impact of this coaching program set up on the quality of life of obese children and adolescents who were the beneficiaries. Material and methods: This were a two-measure cohort study before and after the implementation of coaching. This took place with a sample of 136 children and adolescents aged 6 to 17, over a period of 18 months, at the Nutrition Service of the National Institute of Public Health in Abidjan. Quality of life was assessed using the PedsQL questionnaire (the Pediatric Quality of Life Inventory) in its version 4 adapted for the needs of the study. It was composed of the physical dimension and the psychosocial health. Results: The respondents were of both sexes with a female predominance (58.8%) and were all educated. At the end of the health coaching program, there is an improvement in the physical dimension which becomes acceptable in 71.8% of children and adolescents and a better evolution of the psychosocial dimension and the quality of life from acceptable to good. A significant link (p < 0.05) was observed between psychosocial health, average weight and body mass index in adolescents aged 12 to 19 at the end of this program than in children. Conclusion: This study situates the interest of the health coaching program in improving the quality of life of people during the management of childhood obesity. Indeed, it confirms that psychological care is an important element in the management of malnutrition
Evaluation de la Qualite de Vie des Enfants et Adolescents Inclus dans Un Programme de Prise en Charge Tridimensionnelle de lâExces Ponderal a Abidjan (CĂŽte dâIvore)
Contexte et objectif : LâobĂ©sitĂ© affecte la qualitĂ© de vie des sujets concernĂ©s, et de façon particuliĂšre les plus jeunes qui font lâobjet de moquerie. Ainsi, un programme de coaching tripartite : un aspect nutritionnel, un volet promotion de la pratique dâactivitĂ© physique, et un volet accompagnement psychologique. La prĂ©sente Ă©tude a donc Ă©tĂ© initiĂ©e avec pour objectif de mesurer lâimpact de ce programme de coaching mis en place sur la qualitĂ© de vie des enfants et adolescents obĂšses qui en Ă©taient les bĂ©nĂ©ficiaires. MĂ©thode : Il sâest agi dâune Ă©tude de cohorte Ă deux mesures avant et aprĂšs la mise en place du coaching. Celle-ci sâest dĂ©roulĂ©e avec un Ă©chantillon de 136 enfants et adolescents de 6 Ă 17 ans, soit sur une pĂ©riode de 18 mois, au Service de Nutrition de lâInstitut National de SantĂ© Publique dâAbidjan. La qualitĂ© de vie a Ă©tĂ© Ă©valuĂ©e Ă lâaide du questionnaire PedsQL (the Pediatric Quality of Life Inventory) dans sa version 4 adaptĂ© pour les besoins de lâĂ©tude. Il Ă©tait composĂ© de la dimension physique et la santĂ© psychosociale. RĂ©sultats : Les enquĂȘtĂ©s Ă©taient des deux sexes avec une prĂ©dominance fĂ©minine (58,8%) et Ă©taient tous scolarisĂ©s. A la fin du programme de coaching en santĂ© on note une amĂ©lioration de la dimension physique qui devient acceptable chez 71,8% des enfants et adolescents et une meilleure Ă©volution de la dimension psychosociale et la qualitĂ© de vie dâacceptable Ă bonne. Un lien significatif (p < 0,05) a Ă©tĂ© plus observĂ© entre la santĂ© psychosociale, le poids moyen et lâindice de masse corporelle des adolescents de 12 Ă 19 ans Ă lâissu de ce programme que chez les enfants. Conclusion : Cette Ă©tude situe sur lâintĂ©rĂȘt du programme de coaching en santĂ© dans lâamĂ©lioration de la qualitĂ© de vie des personnes lors de la prise en charge de lâobĂ©sitĂ© infantile.
Context and objective : Obesity affects the quality of life of the subjects concerned, and in particular the youngest who are made fun of. Thus, a tripartite coaching program: a nutritional aspect, a component promoting the practice of physical activity, and a psychological support component. The present study was therefore initiated with the aim of measuring the impact of this coaching program set up on the quality of life of obese children and adolescents who were the beneficiaries. Method : This was a two-measure cohort study before and after the implementation of coaching. This took place with a sample of 136 children and adolescents aged 6 to 17, over a period of 18 months, at the Nutrition Service of the National Institute of Public Health in Abidjan. Quality of life was assessed using the PedsQL questionnaire (the Pediatric Quality of Life Inventory) in its version 4 adapted for the needs of the study. It was composed of the physical dimension and the psychosocial health. Results: The respondents were of both sexes with a female predominance (58.8%) and were all educated. At the end of the health coaching program, there is an improvement in the physical dimension which becomes acceptable in 71.8% of children and adolescents and a better evolution of the psychosocial dimension and the quality of life from acceptable to good. A significant link (p < 0.05) was observed between psychosocial health, average weight and body mass index in adolescents aged 12 to 19 at the end of this program than in children. Conclusion : This study situates the interest of the health coaching program in improving the quality of life of people during the management of childhood obesity
Evaluation de la Qualite de Vie des Enfants et Adolescents Inclus dans un Programme de Prise en Charge Tridimensionnelle de lâExces Ponderal a Abidjan (CĂŽte dâIvoire)
Contexte et objectif : LâobĂ©sitĂ© affecte la qualitĂ© de vie des sujets concernĂ©s, et de façon particuliĂšre les plus jeunes qui font lâobjet de moquerie. Ainsi, un programme de coaching tripartite : un aspect nutritionnel, un volet promotion de la pratique dâactivitĂ© physique, et un volet accompagnement psychologique. La prĂ©sente Ă©tude a donc Ă©tĂ© initiĂ©e avec pour objectif de mesurer lâimpact de ce programme de coaching mis en place sur la qualitĂ© de vie des enfants et adolescents obĂšses qui en Ă©taient les bĂ©nĂ©ficiaires. MatĂ©riel et mĂ©thodes : Il sâest agi dâune Ă©tude de cohorte Ă deux mesures avant et aprĂšs la mise en place du coaching. Celle-ci sâest dĂ©roulĂ©e avec un Ă©chantillon de 136 enfants et adolescents de 6 Ă 17 ans, soit sur une pĂ©riode de 18 mois, au Service de Nutrition de lâInstitut National de SantĂ© Publique dâAbidjan. La qualitĂ© de vie a Ă©tĂ© Ă©valuĂ©e Ă lâaide du questionnaire PedsQL (the Pediatric Quality of Life Inventory) dans sa version 4 adaptĂ© pour les besoins de lâĂ©tude. Il Ă©tait composĂ© de la dimension physique et la santĂ© psychosociale. RĂ©sultats : Les enquĂȘtĂ©s Ă©taient des deux sexes avec une prĂ©dominance fĂ©minine (58,8%) et Ă©taient tous scolarisĂ©s. A la fin du programme de coaching en santĂ© on note une amĂ©lioration de la dimension physique qui devient acceptable chez 71,8% des enfants et adolescents et une meilleure Ă©volution de la dimension psychosociale et la qualitĂ© de vie dâacceptable Ă bonne. Un lien significatif (p < 0,05) a Ă©tĂ© plus observĂ© entre la santĂ© psychosociale, le poids moyen et lâindice de masse corporelle des adolescents de 12 Ă 19 ans Ă lâissu de ce programme que chez les enfants. Conclusion : Cette Ă©tude situe sur lâintĂ©rĂȘt du programme de coaching en santĂ© dans lâamĂ©lioration de la qualitĂ© de vie des personnes lors de la prise en charge de lâobĂ©sitĂ© infantile. En effet, elle confirme que la prise en charge psychologique est un Ă©lĂ©ment important dans la prise en charge de la malnutrition.
Context and objective: Obesity affects the quality of life of the subjects concerned, and in particular the youngest who are made fun of. Thus, a tripartite coaching program: a nutritional aspect, a component promoting the practice of physical activity, and a psychological support component. The present study was therefore initiated with the aim of measuring the impact of this coaching program set up on the quality of life of obese children and adolescents who were the beneficiaries. Material and methods: This were a two-measure cohort study before and after the implementation of coaching. This took place with a sample of 136 children and adolescents aged 6 to 17, over a period of 18 months, at the Nutrition Service of the National Institute of Public Health in Abidjan. Quality of life was assessed using the PedsQL questionnaire (the Pediatric Quality of Life Inventory) in its version 4 adapted for the needs of the study. It was composed of the physical dimension and the psychosocial health. Results: The respondents were of both sexes with a female predominance (58.8%) and were all educated. At the end of the health coaching program, there is an improvement in the physical dimension which becomes acceptable in 71.8% of children and adolescents and a better evolution of the psychosocial dimension and the quality of life from acceptable to good. A significant link (p < 0.05) was observed between psychosocial health, average weight and body mass index in adolescents aged 12 to 19 at the end of this program than in children. Conclusion: This study situates the interest of the health coaching program in improving the quality of life of people during the management of childhood obesity. Indeed, it confirms that psychological care is an important element in the management of malnutrition
The effect of a preoperative subconjuntival injection of dexamethasone on bloodâretinal barrier breakdown following scleral buckling retinal detachment surgery: a prospective randomized placebo-controlled double blind clinical trial
textabstractBackground: Blood-retinal barrier breakdown secondary to retinal detachment and retinal detachment repair is a factor in the pathogenesis of proliferative vitreoretinopathy (PVR). We wished to investigate whether an estimated 700 to 1000 ng/ml subretinal dexamethasone concentration at the time of surgery would decrease the blood-retinal barrier breakdown postoperatively. Methods: Prospective, placebo-controlled, double blind clinical trial. In 34 patients with rhegmatogenous retinal detachment scheduled for conventional scleral buckling retinal detachment surgery, a subconjunctival injection of 0.5 ml dexamethasone diphosphate (10 mg) or 0.5 ml placebo was given 5-6 hours before surgery. Differences in laser flare photometry (KOWA) measurements taken 1, 3 and 6 weeks after randomisation between dexamethasone and placebo were analysed using mixed model ANOVA, while correcting for the preoperative flare measurement. Results: Six patients did not complete the study, one because of recurrent detachment within 1 week, and five because they missed their postoperative laser flare visits. The use of dexamethasone resulted in a statistically significant decrease in laser flare measurements at the 1-week postoperative visit. Conclusion: The use of a preoperative subconjunctival injection of dexamethasone decreased 1-week postoperative blood-retina barrier breakdown in patients undergoing conventional scleral buckling retinal detachment surgery. This steroid priming could be useful as a part of a peri-operative regime that would aim at decreasing the incidence of PVR
Sugar cane juice fermentation by Zymomonas mobilis CP4 subjected to inhibition by ethanol and high initial concentration of substrate
The Role of Liability, Regulation and Economic Incentives in Brownfield Remediation and Redevelopment: Evidence from Surveys of Developers
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