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https://www.readbyqxmd.com/read/28732800/histological-case-control-study-of-peeling-induced-skin-changes-by-different-peeling-agents-in-surgically-subcutaneous-undermined-skin-flaps-in-facelift-patients
#1
P Gonser, S Kaestner, P Jaminet, K Kaye
A histological evaluation of peeling-induced skin changes in subcutaneous undermined preauricular facial skin flaps of nine patients was performed. There were three treatment groups: Trichloroacetic acid (TCA) 25%, TCA 40% and phenol/croton oil; one group served as control. Two independent evaluators determined the epidermal and dermal thickness and the depth of necrosis (micrometre). The percentual tissue damage due to the peeling was calculated, and a one-sample t-test for statistical significance was performed...
June 27, 2017: Journal of Plastic, Reconstructive & Aesthetic Surgery: JPRAS
https://www.readbyqxmd.com/read/28722812/chemical-profile-of-pineapple-cv-vit%C3%A3-ria-in-different-maturation-stages-using-electrospray-ionization-mass-spectrometry
#2
Elizângela M Ogawa, Helber B Costa, José A Ventura, Luiz C S Caetano, Fernanda E Pinto, Bruno G Oliveira, Maria Eduarda S Barroso, Rodrigo Scherer, Denise C Endringer, Wanderson Romão
BACKGROUND: Pineapple is the fruit of Ananas comosus var. comosus plant, being cultivated in tropical areas and has high energy content and nutritional value. Herein, 30 samples of pineapple cv. Vitória were analyzed as a function of the maturation stage (0-5) and their physicochemical parameters monitored. Besides, negative-ion mode electrospray ionization mass spectrometry (ESI(-)FT-ICR MS) was used to identify and semi-quantify primary and secondary metabolites present in the crude and phenolic extracts of pineapple, respectively...
July 19, 2017: Journal of the Science of Food and Agriculture
https://www.readbyqxmd.com/read/28667639/flavonoid-rich-agro-industrial-residues-for-enhanced-bacterial-laccase-production-by-submerged-and-solid-state-fermentation
#3
Aarjoo Sharma, Vijaya Gupta, Mussarat Khan, Sanjeev Balda, Naveen Gupta, Neena Capalash, Prince Sharma
Laccases have potential applications in industrial, biotechnological, and environmental set ups. Development of cost effective and efficient production technologies has gained significant attention in recent years. To enhance the laccase production from Rheinheimera sp. (Gram negative) using submerged fermentation (SmF) and from Lysinibacillus sp. (Gram positive) using solid-state fermentation (SSF), the inducing effect of various flavonoid-rich agro-industrial residues was investigated. Peels of citrus fruits, soybean meal, tofu dreg, lignin monomers, and lingo-cellulosic waste, used tea leaves and peels of onion and kiwi, paper, and dying industry effluents were tested as inducers...
July 2017: 3 Biotech
https://www.readbyqxmd.com/read/28664422/metabolite-profiling-of-red-and-blue-potatoes-revealed-cultivar-and-tissue-specific-patterns-for-anthocyanins-and-other-polyphenols
#4
Anne Oertel, Andrea Matros, Anja Hartmann, Panagiotis Arapitsas, Klaus J Dehmer, Stefan Martens, Hans-Peter Mock
Metabolite profiling of tuber flesh and peel for selected colored potato varieties revealed cultivar and tissue specific profiles of anthocyanins and other polyphenols with variations in composition and concentration. Starchy tubers of Solanum tuberosum are a staple crop and food in many countries. Among cultivated potato varieties a huge biodiversity exists, including an increasing number of red and purple colored cultivars. This coloration relates to the accumulation of anthocyanins and is supposed to offer nutritional benefits possibly associated with the antioxidative capacity of anthocyanins...
August 2017: Planta
https://www.readbyqxmd.com/read/28662156/hydrogen-sulfide-alleviates-postharvest-ripening-and-senescence-of-banana-by-antagonizing-the-effect-of-ethylene
#5
Yun Ge, Kang-Di Hu, Sha-Sha Wang, Lan-Ying Hu, Xiao-Yan Chen, Yan-Hong Li, Ying Yang, Feng Yang, Hua Zhang
Accumulating evidence shows that hydrogen sulfide (H2S) acts as a multifunctional signaling molecule in plants, whereas the interaction between H2S and ethylene is still unclear. In the present study we investigated the role of H2S in ethylene-promoted banana ripening and senescence by the application of ethylene released from 1.0 g·L-1 ethephon solution or H2S with 1 mM sodium hydrosulfide (NaHS) as the donor or in combination. Fumigation with ethylene was found to accelerate banana ripening and H2S treatment effectively alleviated ethylene-induced banana peel yellowing and fruit softening in parallel with decreased activity of polygalacturonase (PG)...
2017: PloS One
https://www.readbyqxmd.com/read/28651482/modulation-of-some-markers-of-erectile-dysfunction-and-malonaldehyde-levels-in-isolated-rat-penile-tissue-with-unripe-and-ripe-plantain-peels-identification-of-the-constituents-of-the-plants-using-hplc
#6
Ganiyu Oboh, Adedayo Oluwaseun Ademiluyi, Sunday Idowu Oyeleye, Tosin Abiola Olasehinde, Aline Augusti Boligon
CONTEXT: Plantain fruit pulp has been used as a natural remedy to manage erectile dysfunction (ED) in traditional medicine. However, the potency of the peel has not been examined with respect to ED management. OBJECTIVE: This study investigated and compared the inhibitory potential of unripe (UPP) and ripe (RPP) plantain peels on some enzymes associated with ED and Fe(2+)-induced oxidative stress in albino rat penile homogenate in vitro. MATERIALS AND METHOD: Aqueous extract of the peels was prepared and the effect on phosphodiesterase-5 (PDE-5), arginase, acetylcholinesterase (AChE), angiotensin-I converting enzyme (ACE) and Fe(2+)-induced malonyladehyde in isolated albino rat penile homogenate were investigated...
December 2017: Pharmaceutical Biology
https://www.readbyqxmd.com/read/28651135/a-model-biorefinery-for-avocado-persea-americana-mill-processing
#7
Javier A Dávila, Moshe Rosenberg, Eulogio Castro, Carlos A Cardona
This research investigated and evaluated a biorefinery for processing avocado Hass variety into microencapsulated phenolic compounds extract, ethanol, oil and xylitol. Avocado was first characterized for its potential valuable compounds; then, the techno-economic and environmental aspects of the biorefinery were developed and finally the total production costs and potential environmental impact of the proposed biorefinery were investigated. Four scenarios of the biorefinery were evaluated with different extent of mass and energy integration as well as the incorporation of a cogeneration system...
June 15, 2017: Bioresource Technology
https://www.readbyqxmd.com/read/28648174/functionalization-of-pectin-with-laccase-mediated-oxidation-products-of-ferulic-acid
#8
N Karaki, A Aljawish, L Muniglia, S Bouguet-Bonnet, S Leclerc, C Paris, J Jasniewski, C Humeau-Virot
Pectin is a natural biopolymer extracted mostly from citrus peel, sugar beet and apple pomace. In order to improve its functional properties and then to enlarge the field of its potential applications, functionalization reaction of citrus pectin with ferulic acid (FA)-oxidation products was performed in aqueous medium, at 30°C and pH7.5, in the presence of Myceliophthora thermophila laccase as biocatalyst. The conjugation between FA-oxidation products and pectin was confirmed using FTIR, UV-Vis and LC-MS analyses...
September 2017: Enzyme and Microbial Technology
https://www.readbyqxmd.com/read/28627245/phytochemical-screening-and-in-vitro-evaluation-of-pharmacological-activities-of-peels-of-musa-sapientum-and-carica-papaya-fruit
#9
Sarmad Siddique, Shamsa Nawaz, Faqir Muhammad, Bushra Akhtar, Bilal Aslam
Aqueous, absolute and 80% ethanolic extract of fruit peels of Musa sapientum and Carica papaya were investigated for their antibacterial activity, measured by disc diffusion method and antioxidant activity, measured by four different methods. Papaya and banana peels were found to contain terpenoids, tannins, alkaloids, saponins steroid, phenols, fixed oils and fats. 80% ethanolic extract of banana peel was found to contain highest total phenolic content (TPC), total flavonoid content (TFC) and antioxidant activity but in papaya peel, highest TPC and reducing activity was shown by water extract while, TFC and radical scavenging activity was given by 80% ethanolic extract...
June 18, 2017: Natural Product Research
https://www.readbyqxmd.com/read/28600209/phytochemical-content-fatty-acids-composition-and-antioxidant-potential-of-different-pomegranate-parts-comparison-between-edible-and-non-edible-varieties-grown-in-tunisia
#10
Zahra Amri, Faten Zaouay, Houda Lazreg-Aref, Hala Soltana, Amira Mneri, Messaoud Mars, Mohamed Hammami
Few comparative studies were interested between edible and non-edible pomegranate varieties. In the present study, flowers, leaves, juice and peel of two pomegranate varieties, ornamental variety "Nana" (NV) and sweet variety "Tounsi" (TV) were compared for their phenolic contents and antioxidant activity. Seeds oils were compared also for their fatty acids (FA) composition.Results showed that peel and juice of NV contained higher content in tannins, Flavonoids and anthocyanins. In contrast, peel and juice of TV were more concentrated in carotenoids and polyphenols...
June 12, 2017: International Journal of Biological Macromolecules
https://www.readbyqxmd.com/read/28554619/swarm-motility-inhibitory-and-antioxidant-activities-of-pomegranate-peel-processed-under-three-drying-conditions
#11
K M Maria John, Arvind A Bhagwat, Devanand L Luthria
During processing of ready-to-eat fresh fruits, large amounts of peel and seeds are discarded as waste. Pomegranate (Punicagranatum) peels contain high amounts of bioactive compounds which inhibit migration of Salmonella on wet surfaces. The metabolic distribution of bioactives in pomegranate peel, inner membrane, and edible aril portion was investigated under three different drying conditions along with the anti-swarming activity against Citrobacter rodentium. Based on the multivariate analysis, 29 metabolites discriminated the pomegranate peel, inner membrane, and edible aril portion, as well as the three different drying methods...
November 15, 2017: Food Chemistry
https://www.readbyqxmd.com/read/28551240/jackfruit-artocarpus-heterophyllus-lam-peel-a-better-source-of-antioxidants-and-a-glucosidase-inhibitors-than-pulp-flake-and-seed-and-phytochemical-profile-by-hplc-qtof-ms-ms
#12
Lu Zhang, Zong-Cai Tu, Xing Xie, Hui Wang, Hao Wang, Zhen-Xing Wang, Xiao-Mei Sha, Yu Lu
Jackfruit (Artocarpus heterophyllus Lam.) peel is an underutilized by-product in both, the production and processing of jackfruit. This research compared the antioxidant and hypoglycemic potential of jackfruit peel with jackfruit pulp, flake and seed for the first time. The phytochemical profile of peel extract was characterized with HPLC-QTOF-MS/MS. Results revealed that peel extract exhibited the highest total phenolic and total flavonoid content, and the phenolics was 4.65, 4.12 and 4.95 times higher than that of pulp, flake and seed extract, respectively...
November 1, 2017: Food Chemistry
https://www.readbyqxmd.com/read/28544198/jaboticaba-berry-peel-intake-prevents-insulin-resistance-induced-tau-phosphorylation-in-mice
#13
Ângela G Batista, Edilene S Soares, Monique C P Mendonça, Juliana K da Silva, Ana Paula Dionísio, Cesar R Sartori, Maria Alice da Cruz-Höfling, Mário R Maróstica Júnior
The hyperphosphorylation of tau in the hippocampus can be caused by central and peripheral insulin resistance and these alterations are related to the development of tauopathies, such as Alzheimer's disease. In this study, we used a high-fat diet to induce obesity and insulin resistance in adult Swiss mice and checked whether supplementation with Myrciaria jaboticaba berry peel for 10 weeks could improve insulin sensitivity, learning/memory performance and prevent tau phosphorylation in the hippocampus. Furthermore, adipocytokines, inflammatory markers, and oxidative stress were assessed...
May 19, 2017: Molecular Nutrition & Food Research
https://www.readbyqxmd.com/read/28529418/intra-individual-right-left-comparative-study-of-medium-depth-peels-in-superficial-nail-abnormalities
#14
Deepashree Daulatabad, Soni Nanda, Chander Grover
BACKGROUND: Superficial nail abnormalities include conditions which produce nail surface changes such as trachyonychia, pitting and ridging. Mostly, this is a neglected area due to the dearth of treatment options. Glycolic acid peeling has been reported to be effective in such cases. AIM: This study aims to assess the safety and efficacy of medium depth peels (70% glycolic acid versus phenol combination peel [8% phenol with 15% trichloroacetic acid]) in patients with superficial nail abnormalities...
January 2017: Journal of Cutaneous and Aesthetic Surgery
https://www.readbyqxmd.com/read/28490099/phenolic-profiles-and-metal-ions-analyses-of-pulp-and-peel-of-fruits-and-seeds-of-quince-cydonia-oblonga-mill
#15
Branka T Stojanović, Snežana S Mitić, Gordana S Stojanović, Milan N Mitić, Danijela A Kostić, Dušan Ɖ Paunović, Biljana B Arsić, Aleksandra N Pavlović
Six hydroxycinnamic acids were identified and determined quantitatively in methanol and acetone extracts from quince peel and pulp, namely 3-O-caffeoylquinic acid (3-CQA), 4-p-coumaroylquinic acid (HC1), 4-O-caffeoylquinic acid (4-CQA), 5-O-caffeoylquinic acid (5-CQA), derivative of p-coumaroylquinic acid (HC2) and 3,5-dicaffeoylquinic acid (3,5-diCQA). The most abundant hydroxycinnamic acid was 5-CQA (neochlorogenic acid) with 259.12-481.4mg/kgf.w. in peel and 97.33-217.36mg/kg in quince pulp. Six flavonols were determined in the extracts from quince, quercetin-3-galactoside (Q-Ga), quercetin-3-rutinoside (Q-Ru), quercetin-3-glucoside (Q-Glu), kaempferol-3-rutinoside (K-Ru), kaempferol-3-glucoside (K-Glu) and derivative of quercetin produced in the reaction between quercetin-glucoside and p-coumaric acid (Q-Glu-p-CouA)...
October 1, 2017: Food Chemistry
https://www.readbyqxmd.com/read/28481757/vermillion-reconstruction-with-anal-verge-transitional-epithelium-turning-things-upside-down
#16
Benjamin Levi, Joseph A Ricci, Matthias B Donelan
Postburn lip deformities pose a significant set of challenges to reconstructive burn surgeons because of the complex anatomy, diverse functions, and specialized nature of the lip tissues. There has been a paucity of literature on restoration of the vermillion to date. The authors report on two patients who suffered burn injuries resulting in significant lip deformities who underwent a novel method of vermillion reconstruction with a full thickness anal verge skin graft. Both patients tolerated the procedure well without complications...
May 4, 2017: Journal of Burn Care & Research: Official Publication of the American Burn Association
https://www.readbyqxmd.com/read/28449989/identification-of-the-bioactive-compounds-and-antioxidant-antimutagenic-and-antimicrobial-activities-of-thermally-processed-agro-industrial-waste
#17
Dan Cristian Vodnar, Lavinia Florina Călinoiu, Francisc Vasile Dulf, Bianca Eugenia Ştefănescu, Gianina Crişan, Carmen Socaciu
The purpose of the research was to identify the bioactive compounds and to evaluate the antioxidant, antimutagenic and antimicrobial activities of the major Romanian agro-industrial wastes (apple peels, carrot pulp, white- and red-grape peels and red-beet peels and pulp) for the purpose of increasing the wastes' value. Each type of waste material was analyzed without (fresh) and with thermal processing (10min, 80°C). Based on the obtained results, the thermal process enhanced the total phenolic content. The highest antioxidant activity was exhibited by thermally processed red-grape waste followed by thermally processed red-beet waste...
September 15, 2017: Food Chemistry
https://www.readbyqxmd.com/read/28426090/oleuropein-down-regulated-il-1%C3%AE-induced-inflammation-and-oxidative-stress-in-human-synovial-fibroblast-cell-line-sw982
#18
Maria Luisa Castejón, Maria Ángeles Rosillo, Tatiana Montoya, Alejandro González-Benjumea, Jose Maria Fernández-Bolaños, Catalina Alarcón-de-la-Lastra
Rheumatoid arthritis (RA) is a chronic and systemic inflammatory autoimmune disease mainly characterized by aggressive hyperproliferation of synovial fibroblasts (SFs). It is accompained by a massive infiltration of inflammatory immune cells inducing progressive matrix degradation, destruction of cartilage and bone erosion through the production of inflammatory mediators. Oleuropein is the most prevalent phenolic component in olive leaves, seed, pulp and peel of unripe olives and is responsible for the characteristic bitter taste of unprocessed olives...
May 24, 2017: Food & Function
https://www.readbyqxmd.com/read/28423915/isolation-of-flavonoids-from-apple-peel-using-novel-graphene-oxide-cotton-fiber
#19
Z Xu, R Peng, X Chen, R Ghosh, H P V Rupasinghe
A novel graphene oxide cotton fibre (GOF) was used to adsorb flavonoids from crude ethanol extracts derived from apple peels. Ultra-high pressure liquid chromatography-mass spectrometry was used to analyse polyphenol content, and the resulting data demonstrated that GOF-based flash chromatography can be used to efficiently separate polyphenols from sugars and can facilitate the removal of 95% of the sugar content. Flavonoids can be easily separated from phenolic acids. Chalcones and flavonols were eluted with 100% methanol and subsequently flavan-3-ols can be eluted with 0...
April 20, 2017: Natural Product Research
https://www.readbyqxmd.com/read/28416860/characterization-of-phenolic-profile-and-antioxidant-capacity-of-different-fruit-part-from-lemon-citrus-limon-burm-cultivars
#20
Wanpeng Xi, Juanfang Lu, Junping Qun, Bining Jiao
Phenolic composition and antioxidant capacity of different fruit part including peel, pulp, juice, whole fruit and seed from five lemon cultivars (Feiminailao, Cuningmeng Limeng, Pangdelusaningmeng, Beijingningmeng) were investigated. Caffeic acid (9.31-741.4 μg/g FW) and chlorogenic acid (2.7-527.5 μg/g FW) were the dominant phenolic acid in fruit tested, Pangdelusaningmeng (PD) and Limeng peels with the highest contents, respectively. Hesperidin was the predominant flavanone (10.27-3315 μg/g FW), Cuningmeng (CN) peels with the highest level...
April 2017: Journal of Food Science and Technology
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