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8181“…METHODS: This report describes the antimicrobial activities of pomegranate rind extract (PRE) singularly and in combination with cupric sulphate against methicillin-sensitive and -resistant Staphylococcus aureus (MSSA, MRSA respectively), and Panton-Valentine Leukocidin positive community acquired MSSA (PVL positive CA-MSSA). …”
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8182por Maor, Yasmin, Lago, Levona, Zlotkin, Amir, Nitzan, Yeshayahu, Belausov, Natasha, Ben-David, Debby, Keller, Nathan, Rahav, Galia“…RESULTS: We assessed phenotypic and genomic changes of hVISA (n = 24), MRSA (n = 16) and MSSA (n = 17) isolates by PCR to determine staphylococcal chromosomal cassette (SCCmec) types, Panton-Valentine leukocidin (PVL) and the accessory gene regulator (agr) loci. …”
Publicado 2009
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8183por von Arb, Mariella, Gompper, Britta, Meyer, Andrea H, Stutz, Elisabeth Zemp, Orgül, Selim, Flammer, Josef, Kräuchi, Kurt“…METHODS: 148 women, a sub-sample of a larger survey carried out in the Canton Basel-Stadt (Switzerland), sent back detailed postal questionnaires about SOL, TDCE, anger expression (STAXI, state -trait -anger -expression -inventory) and SFGS using a gender power inventory, estimating the degree of gender specific power expression explicitly within women by stereotypic feminine or male attribution. …”
Publicado 2009
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8184por Mizuguchi, Jin“…There are no significant differences between the two developer molecules EG-A and EG-B. The lactone ring of RBB is opened in each molecule to form a zwitterionic structure. …”
Publicado 2008
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8185por Beloueche-Babari, Mounia, Arunan, Vaitha, Jackson, L. Elizabeth, Perusinghe, Nina, Sharp, Swee Y., Workman, Paul, Leach, Martin O.“…Importantly, the phospholipase A2 inhibitor bromoenol lactone prevented the rise in glycerophosphocholine seen with 17-AAG, suggesting a role for phospholipase A2 activation in the Hsp90 inhibitor-induced metabolic response. …”
Publicado 2010
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8186por Guan, Shu, Zhao, Lihong, Ma, Qiugang, Zhou, Ting, Wang, Ning, Hu, Xinxu, Ji, Cheng“…Infrared analysis (IR) indicated that the lactone ring on the AFB(1) molecule was modified by the culture supernatant. …”
Publicado 2010
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8187por Monecke, Stefan, Coombs, Geoffrey, Shore, Anna C., Coleman, David C., Akpaka, Patrick, Borg, Michael, Chow, Henry, Ip, Margaret, Jatzwauk, Lutz, Jonas, Daniel, Kadlec, Kristina, Kearns, Angela, Laurent, Frederic, O'Brien, Frances G., Pearson, Julie, Ruppelt, Antje, Schwarz, Stefan, Scicluna, Elizabeth, Slickers, Peter, Tan, Hui-Leen, Weber, Stefan, Ehricht, Ralf“…The emergence and spread of virulent clones expressing Panton-Valentine leukocidin (PVL) is an additional cause for concern. …”
Publicado 2011
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8188“…These modes of taxis were found in several environmental isolates and in a variety of mutants, including a strain deficient in the production of the R. capsulatus acyl-homoserine lactone quorum-sensing signal. Although there was great variability in the direction of movement in illuminated plates, cells were predisposed to move toward broad spectrum white light. …”
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8189“…We were unable to artificially stimulate rhamnolipid tendril formation with added acyl-homoserine lactone signals or increasing the carbon nutrients. …”
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8190por O'Brien, Kylie A., Ling, Shanhong, Abbas, Estelle, Dai, Aozhi, Zhang, Jiansheng, Wang, Wen Cheng, Bensoussan, Alan, Luo, Ruizhi, Guo, Zhi-Xin, Komesaroff, Paul A.“…A Chinese medicine, the “Dantonic Pill” (DP) (also known as the “Cardiotonic Pill”), containing three Chinese herbal material medica, Radix Salviae Miltiorrhizae, Radix Notoginseng and Borneolum Syntheticum, has been used in China for the prevention and management of CVD. …”
Publicado 2011
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8191por AL-Shawaf, Eman, Tumova, Sarka, Naylor, Jacqueline, Majeed, Yasser, Li, Jing, Beech, David J.“…Both effects were suppressed by the GVI PLA2 inhibitor bromoenol lactone. Knock-down of GVI PLA2 by RNA interference suppressed channel activity evoked by S1P whereas activity evoked by the direct channel stimulator LPC was unaffected. …”
Publicado 2011
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8192por Senmaru, Takafumi, Yamazaki, Masahiro, Okada, Hiroshi, Asano, Mai, Fukui, Michiaki, Nakamura, Naoto, Obayashi, Hiroshi, Kondo, Yoshitaka, Maruyama, Naoki, Ishigami, Akihito, Hasegawa, Goji“…We recently identified senescence marker protein-30 as the lactone-hydrolyzing enzyme gluconolactonase, which is involved in vitamin C biosynthesis. …”
Publicado 2012
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8193por Yachnin, Brahm J., Sprules, Tara, McEvoy, Michelle B., Lau, Peter C. K., Berghuis, Albert M.“…This involves the conversion of ketones into esters or cyclic ketones into lactones by introducing an oxygen atom adjacent to the carbonyl group. …”
Publicado 2012
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8194por Weber, Barbara, Lindell, Kristoffer, El Qaidi, Samir, Hjerde, Erik, Willassen, Nils-Peder, Milton, Debra L.“…Unexpectedly, expression of all four qrr genes peaked at high cell density, and exogenously added N-acylhomoserine lactone molecules induced expression of the qrr genes at low cell density. …”
Publicado 2011
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8195por Wang, Hui-Chun, Tsai, Yi-Ling, Wu, Yang-Chang, Chang, Fang-Rong, Liu, Mei-Hsin, Chen, Wen-Ying, Wu, Chin-Chung“…Withanolides are a large group of steroidal lactones found in Solanaceae plants that exhibit potential anticancer activities. …”
Publicado 2012
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8196“…Ethanol extracts of gorgonians collected from Puerto Rico and the Florida Keys showed a range of both antibacterial and QS activities using a specific Pseudomonas aeruginosa QS reporter, sensitive to long chain AHLs and a short chain N-acylhomoserine lactones (AHL) biosensor, Chromobacterium violaceium. …”
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8197por Kim, In Hee, Kim, Sang Wook, Kim, Seong Hun, Lee, Seung Ok, Lee, Soo Teik, Kim, Dae-Ghon, Lee, Mi-Jin, Park, Woo Hyun“…Parthenolide (PT), a sesquiterpene lactone derived from the plant feverfew, has pro-apoptotic activity in a number of cancer cell types. …”
Publicado 2012
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8198por Pezzulo, Alejandro A., Hornick, Emma E., Rector, Michael V., Estin, Miriam, Reisetter, Anna C., Taft, Peter J., Butcher, Stephen C., Carter, A. Brent, Manak, J. Robert, Stoltz, David A., Zabner, Joseph“…PON1 interferes with homoserine lactone-mediated quorum sensing in bacteria and with reactive oxygen species (ROS) in humans and mice. …”
Publicado 2012
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8199por Kaswurm, Vanja, Nguyen, Tien-Thanh, Maischberger, Thomas, Kulbe, Klaus D, Michlmayr, Herbert“…2,5-diketo-D-gluconic acid reductase (2,5-DKG reductase) catalyses the reduction of 2,5-diketo-D-gluconic acid (2,5-DKG) to 2-keto-L-gulonic acid (2-KLG), a direct precursor (lactone) of L-ascorbic acid (vitamin C). This reaction is an essential step in the biocatalytic production of the food supplement vitamin C from D-glucose or D-gluconic acid. …”
Publicado 2013
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8200por Hornung, Claudia, Poehlein, Anja, Haack, Frederike S., Schmidt, Martina, Dierking, Katja, Pohlen, Andrea, Schulenburg, Hinrich, Blokesch, Melanie, Plener, Laure, Jung, Kirsten, Bonge, Andreas, Krohn-Molt, Ines, Utpatel, Christian, Timmermann, Gabriele, Spieck, Eva, Pommerening-Röser, Andreas, Bode, Edna, Bode, Helge B., Daniel, Rolf, Schmeisser, Christel, Streit, Wolfgang R.“…Interestingly, the genome of HH01 apparently lacks the N-acylhomoserine lactone (AHL)-dependent signaling system and the AI-2-dependent quorum sensing regulatory circuit. …”
Publicado 2013
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