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| 1 | Antibiotics and probiotics in treatment of inflammatory bowel disease显示文摘许多试验性、临床的观察建议肠的微植物群在煽动性的肠疾病(IBD ) 的致病起一个潜在的作用。用抗菌素或职业人员生命学的钠内容的操作代表一种潜在地有效的治疗学的选择。可得到的研究不在 ulcerative (UC ) 支持抗菌素的使用。抗菌素在对待是有效的腐败 Crohn 的疾病(CD ) 的复杂并发症但是他们主要治疗是更争论的使用,尽管这条途径经常并且成功地在临床的实践被采用。有证据关於生命的治疗可以是的那个职业人员在预防和处理有效对中等 UC 温和。相反,成功的学习数据的缺乏目前预防在 CD 的处理的专业版生命学的普遍使用。抗菌素和职业人员生命学看起来在 pouchitis 的处理和预防起一个有益的作用,进一步的审判被保证充分确定他们的临床的功效。 | Paolo Gionchetti Fernando Rizzello Karen M Lammers Claudia Morselli Lucia Sollazzi Samuel Davies Rosy Tambasco Carlo Calabrese Massimo Campieri | 2006 | World Journal of Gastroenterology2006,12,21: | 12 |
| 2 | Lactobacilli,bifi dobacteria and E.coli nissle induce pro-and anti-inflammatory cytokines in peripheral blood mononuclear cells显示文摘AIM: To investigate whether the stimulation of peripher- al blood mononuclear cells (PBMNC) with the cell debris and cell extraction of different probiotic strains is similar or species specifi c. METHODS: Three strains of bifi dobacteria, 4 strains of lactobacilli, and E. coli nissle were sonicated and centri- fuged in order to divide them into cell extract and cell debris. PBMNC were separated by density gradient and incubated for 36 h with either the cell debris or the cell extract of single strains of probiotic bacteria in doses from 102 to 108 CFU/mL. Cell supernatants were taken and interleukin (IL)-10, IL-1β, and tumor necosis factor (TNF)-α were determined by ELISA. RESULTS: Depending on the species super-family, the strains had different stimulation patterns. Except for both L. casei strains, the cell extract of bifidobacteriaand lactobacilli had less stimulating capacity than cell debris, whereas the cell extract of E. coli nissle had simi- lar stimulating properties to that of the cell debris of the strain and significantly more stimulating capacity than that of bifi dobacteria and lactobacilli. The cell debris of bifi dobacteria stimulated more cytokine release than the cell debris of lactobacilli. The cell debris of lactobacilli did not have a stimulating capacity when lower concentra- tions were used. Neither cell extraction nor cell debris had an inhibitory effect on the production of the tested cytokines by stimulated PBMNC. CONCLUSION: The incubation of probiotic strains, which have been used in clinical trials for inflammatory diseases, with immunocompetent cells leads to different species specifi c reactions. High IL-10 response to cell de- bris of bifi dobacteria and E. coli nissle can be found. This corresponds to positive effects of bifi dobacteria and E. coli nissle in clinical trials for inflammatory bowel disease compared to negative outcomes obtained with lactoba- cilli. | Ulf Helwig Karen M Lammers Fernando Rizzello Patricia Brigidi Verena Rohleder Elisabetta Caramelli Paolo Giochetti Juergen Schrezenmeir Ulrich R Foelsch Stefan Schreiber Massimo Campieri | 2006 | World Journal of Gastroenterology2006,12,37: | 3 |
| 3 | Effects of probiotic bacteria on gastrointestinal motility in guinea-pig isolated tissue显示文摘AIM: To evaluate the intestinal motility changes evoked by 8 bacterial strains belonging to Bifidobacterium , Lactobacillus and Streptococcus genera within the probiotic preparation VSL#3. METHODS: Ileum and proximal colon segments isolated from guinea-pigs were used as a study model. Entire cells and cell fractions (cell debris, cell wall fraction, cytoplasmatic fraction, proteinaceous and non- proteinaceous cytoplasmatic components) of VSL#3 strains and, as controls, Escherichia coli, Salmonella aboni and Bacillus licheniformis were tested in this in vitro model. RESULTS: Among the bacterial cell fractions tested, only the cytoplasmatic fraction modified intestinal motility. Lactobacillus strains stimulated the contraction of ileum segment, whereas all probiotic strains tested induced proximal colon relaxation response. The non-proteinaceous cytoplasmatic components were responsible for the colon relaxation. CONCLUSION: The results obtained in this study suggest that the proximal colon relaxation activity showed by the probiotic bacteria could be one of the possible mechanisms of action by which probiotics exert their positive effects in regulating intestinal motility. | Matteo Massi Pierfranco Ioan Roberta Budriesi Alberto Chiarini Beatrice Vitali Karen M Lammers Paolo Gionchetti Massimo Campieri Anthony Lembo Patrizia Brigidi | 2006 | World Journal of Gastroenterology2006,12,37: | 3 |
| 4 | Antibiotics and probiotics in chronic pouchitis:A comparative proteomic approach显示文摘AIM:To profile protein expression in mucosal biopsies from patients with chronic refractory pouchitis following antibiotic or probiotic treatment,using a comparative proteomic approach. METHODS:Two-dimensional polyacrylamide gel electrophoresis and matrix-assisted laser desorption/ ionization-time of flight mass spectrometry were used to characterize the changes related to antibiotic therapy in the protein expression profiles of biopsy samples from patients with chronic refractory pouchitis.The same proteomic approach was applied to identify differentially expressed proteins in the non-inflamed pouch before and after probiotic administration. RESULTS:In the first set of 2D gels,26 different proteins with at least 2-fold changes in their expression levels between the pouchitis condition and antibiotic-induced remission were identified.In the second set of analysis,the comparison between mucosal biopsy proteomes in the normal and probiotic-treated pouch resulted in 17 significantly differently expressed proteins.Of these,8 exhibited the same pattern of deregulation as in the pouchitis/pouch remission group. CONCLUSION:For the first time,2D protein maps of mucosal biopsies from patients with ileal pouch-anal anastomosis were provided,and differentially expressed proteins following antibiotic/probiotic treatment were identified. | Silvia Turroni Beatrice Vitali Marco Candela Paolo Gionchetti Fernando Rizzello Massimo Campieri Patrizia Brigidi | 2010 | World Journal of Gastroenterology2010,16,1: | 3 |
| 5 | Eviendep~ reduces number and size of duodenal polyps in familial adenomatous polyposis patients with ileal pouchanal anastomosis显示文摘AIM:To evaluate if 3 mo oral supplementation with Eviendep was able to reduce the number of duodenal polyps in familial adenomatous polyposis(FAP)patients with ileal pouch-anal anastomosis(IPAA).METHODS:Eleven FAP patients with IPAA and duodenal polyps were enrolled.They underwent upper gastrointestinal(GI)endoscopy at the baseline and after 3 mo of treatment.Each patient received 5 mg Eviendep twice a day,at breakfast and dinner time,for3 mo.Two endoscopists evaluated in a blinded manner the number and size of duodenal polyps.Upper GI endoscopies with biopsies were performed at the baseline(T0)with the assessment of the Spigelman score.Polyps>10 mm were removed during endoscopy and at the end of the procedure a new Spigelman score was determined(T1).The procedure was repeated 3 mo after the baseline(T2).Four photograms were examined for each patient,at T1 and T2.The examined area was divided into 3 segments:duodenal bulb,second and third portion duodenum.Biopsy specimens were taken from all polyps>10 mm and from all suspicious ones,defined by the presence of a central depression,irregular surface,or irregular vascular pattern.Histology was classified according to the updated Vienna criteria.RESULTS:At baseline the mean number of duodenal detected polyps was 27.7 and mean sizes were 15.8mm;the mean Spigelman score was 7.1.After polypectomy the mean number of duodenal detected polyps was 25.7 and mean sizes were 7.6 mm;the mean Spigelman score was 6.4.After 3 mo of Eviendep bid,all patients showed a reduction of number and size of duodenal polyps.The mean number of duodenal polyps was 8(P=0.021)and mean size was 4.4 mm;the mean Spigelman score was 6.6.Interrater agreement was measured.Lesions>1 cm found a very good degree of concordance(kappa 0.851)and a good concordance was as well encountered for smaller lesions(kappa 0.641).CONCLUSION:Our study demonstrated that shortterm(90 d)supplementation with Eviendep in FAP patients with IPAA and with recurrent adenomas in the duodenal mucosa,resulted effective in reducing polyps number of 32%and size of 51%. | Carlo Calabrese Chiara Praticò Andrea Calafiore Maurizio Coscia Lorenzo Gentilini Gilberto Poggioli Paolo Gionchetti Massimo Campieri Fernando Rizzello | 2013 | World Journal of Gastroenterology2013,19,34: | 2 |
| 6 | Prophylaxis of pouchitis onset with probiotic therapy: a double-blind, placebo-controlled trial显示文摘 | Paolo Gionchetti Fernando Rizzello Ulf Helwig Alessandro Venturi Karen Manon Lammers Patrizia Brigidi Beatrice Vitali Gilberto Poggioli Mario Miglioli Massimo Campieri | 2003 | Gastroenterology2003,,5: | 1 |
| 7 | Immunomodulatory effects of probiotic bacteria DNA: IL-1 and IL-10 response in human peripheral blood mononuclear cells显示文摘 | Karen Manon Lammers Patrizia Brigidi Beatrice Vitali Paolo Gionchetti Fernando Rizzello Elisabetta Caramelli Diego Matteuzzi Massimo Campieri | 2003 | FEMS Immunology and Medical Microbiology2003,,2: | 1 |
| 8 | Obscure gastrointestinal bleeding: single centre experience of capsule endoscopy显示文摘 | Carlo Calabrese Giuseppina Liguori Paolo Gionchetti Fernando Rizzello Silvio Laureti Massimo Pierluigi Di Simone Gilberto Poggioli Massimo Campieri | 2013 | Internal and Emergency Medicine2013,,8: | 1 |
| 9 | Prophylaxis of pouchitis onset with probiotic therapy: a double-blind, placebo-controlled trial显示文摘 | Paolo Gionchetti Fernando Rizzello Ulf Helwig Alessandro Venturi Karen Manon Lammers Patrizia Brigidi Beatrice Vitali Gilberto Poggioli Mario Miglioli Massimo Campieri | 2003 | Gastroenterology2003,,5: | 1 |
| 10 | Cell proliferation of esophageal squamous epithelium in erosive and non-erosive reflux disease显示文摘AIM:To elucidate cell proliferation in erosive reflux disease (ERD) and non-erosive reflux disease (NERD), we evaluated markers in squamous epithelial cells. METHODS: Thirty-four consecutive patients with gas-troesophageal-reflux-disease-related symptoms (21 NERD and 13 ERD) were evaluated for the enrolment into the study. All patients underwent 24-h pH monitoring, standard endoscopy, and biopsy for histological evaluation. The expression of cyclins D and A was evaluated by real-time reverse transcription polymerase chain reaction (RT-PCR) from isolated epithelial cells. In all samples, analysis of the isolated cell population revealed the presence of epithelial cells only. RESULTS:Real-time RT-PCR showed that, in patients with ERD, the relative expression of cyclin D1 mRNA in esophageal epithelium was strongly decreased in comparison with NERD patients. The mean value of relative expression of cyclin D1 mRNA in NERD patients was 3.44 ± 1.9, whereas in ERD patients, it was 1.32 ± 0.87 (P = 0.011). Real-time RT-PCR showed that, in patients with ERD, relative expression of cyclin A mRNA in esophageal epithelium was decreased in comparison with that in NERD patients (2.31 ± 2.87 vs 0.66 ± 1.11). The mean bromodeoxyuridine labeling index in the NERD patients was 5.42% ± 1.68%, whereas in ERD patients, it was 4.3% ± 1.59%. CONCLUSION:We confirmed reduced epithelial pro- liferation in ERD compared with NERD patients, and that individuals who develop ERD are characterized by weaker epithelial cell proliferation. | Carlo Calabrese Lorenzo Montanaro Giuseppina Liguori Elisa Brighenti Mauela Vici Paolo Gionchetti Fernando Rizzello Massimo Campieri Massimo Derenzini Davide Trerè | 2011 | World Journal of Gastroenterology2011,17,40: | 1 |
| 11 | Topical Treatment of Distal Active Ulcerative Colitis With Beclomethasone Dipropionate or Mesalamine: A Single-blind Randomized Controlled Trial显示文摘 | Paolo Gionchetti Agesilao D?Arienzo Fernando Rizzello Francesco Manguso Roberto Maieron Pier Enrico Lecis Daniela Valpiani Gaetano Iaquinto Vito Annese Antonio Balzano Guido Varoli Massimo Campieri | 2005 | Journal of Clinical Gastroenterology2005,,4: | 1 |
| 12 | Longitudinal analysis of inflammation and microbiota dynamics in a model of mild chronic dextran sulfate sodium-induced colitis in mice显示文摘AIM:To characterize longitudinally the inflammation and the gut microbiota dynamics in a mouse model of dextran sulfate sodium(DSS)-induced colitis.METHODS:In animal models,the most common method used to trigger colitis is based on the oral administration of the sulfated polysaccharides DSS.The murine DSS colitis model has been widely adopted to induce severe acute,chronic or semi-chronic colitis,and has been validated as an important model for the translation of mice data to human inflammatory bowel disease(IBD).However,it is now clear that models characterized by mild intestinal damage are more accurate for studying the effects of therapeutic agents.For this reason,we have developed a murine model of mild colitis to study longitudinally the inflammation and microbiota dynamics during the intestinal repair processes,and to obtain data suitable to support the recovery of gut microbiota-host homeostasis.RESULTS:All plasma cytokines evaluated,except IL-17,began to increase(P<0.05),after 7 d of DSS administration.IL-17 only began to increase 4 d after DSS withdrawal.IL-1βand IL-17 continue to increase during the recovery phase,even when clinical signs of colitis had disappeared.IL-6,IL-10 and IFN-γreached their maxima 4 d after DSS withdrawal and decreased during the late recovery phase.TNFαreached a peak(a three-fold increase,P<0.05),after which it slightly decreased,only to increase again close to the end of the recovery phase.DSS administration induced profound and rapid changes in the mice gut microbiota.After 3 d of DSS administration,we observed a major reduction in Bacteroidetes/Prevotella and a corresponding increase in Bacillaceae,with respect to control mice.In particular,Bacteroidetes/Prevotella decreased from a relative abundance of 59.42%-33.05%,while Bacillaceae showed a concomitant increase from 2.77%to 10.52%.Gut microbiota rapidly shifted toward a healthy profile during the recovery phase and returned normal 4 d after DSS withdrawal.Cyclooxygenase 2 expression started to increase 4 d after DSS withdrawal(P<0.05),when dysbiosis had recovered,and continued to increase during the recovery phase.Taken together,these data indicated that a chronic phase of intestinal inflammation,characterized by the absence of dysbiosis,could be obtained in mice using a single DSS cycle.CONCLUSION:Dysbiosis contributes to the local and systemic inflammation that occurs in the DSS model of colitis;however,chronic bowel inflammation is maintained even after recovery from dysbiosis. | Luigia De Fazio Elena Cavazza Enzo Spisni Antonio Strillacci Manuela Centanni Marco Candela Chiara Praticò Massimo Campieri Chiara Ricci Maria Chiara Valerii | 2014 | World Journal of Gastroenterology2014,20,8: | 1 |
| 13 | Prophylaxis of pouchitis onset with probiotic therapy: a double-blind, placebo-controlled trial显示文摘 | Paolo Gionchetti Fernando Rizzello Ulf Helwig Alessandro Venturi Karen Manon Lammers Patrizia Brigidi Beatrice Vitali Gilberto Poggioli Mario Miglioli Massimo Campieri | 2003 | Gastroenterology2003,,5: | 1 |
| 14 | Prophylaxis of pouchitis onset with probiotic therapy: a double-blind, placebo-controlled trial显示文摘 | Paolo Gionchetti Fernando Rizzello Ulf Helwig Alessandro Venturi Karen Manon Lammers Patrizia Brigidi Beatrice Vitali Gilberto Poggioli Mario Miglioli Massimo Campieri | 2003 | Gastroenterology2003,,5: | 1 |
| 15 | Role of conventional therapies in the era of biological treatment in Crohn’s disease显示文摘Outstanding progress regarding the pathophysiology of Crohn's disease (CD) has led to the development of innovative therapeutic concepts. Numerous controlled trials have been performed in CD. This review concentrates on the results of randomized,placebo-controlled trials,and meta-analyses when available,that provide the highest degree of evidence. Current guidelines on the management of CD recommend a step-up approach to treatment involving the addition of more powerful therapies as the severity of disease and refractoriness to therapy increase. The advent of biological drugs has opened new therapeutic horizons for treating CD,modifying the treatment goals. However,the large majority of patients with CD will be managed through conventional therapy,even if they are a prelude to biological therapy. | Paolo Gionchetti Carlo Calabrese Rosy Tambasco Ramona Brugnera Giulia Straforini Giuseppina Liguori Giulia Spuri Fornarini Donatella Riso Massimo Campieri Fernando Rizzello | 2011 | World Journal of Gastroenterology2011,17,14: | 0 |