methane and lactulose

methane has been researched along with lactulose in 63 studies

Research

Studies (63)

Timeframe	Studies, this research(%)	All Research%
pre-1990	9 (14.29)	18.7374
1990's	11 (17.46)	18.2507
2000's	11 (17.46)	29.6817
2010's	25 (39.68)	24.3611
2020's	7 (11.11)	2.80

Authors

Authors	Studies
Florent, C; Flourié, B; Marteau, P; Pellier, P; Pochart, P; Rambaud, JC	1
Barry, JL; Bornet, F; Cloarec, D; Galmiche, JP; Gouilloud, S; Salim, B	1
Bouhnik, Y; Etanchaud, F; Florent, C; Flourié, B; Pellier, P; Rambaud, JC	1
Flick, JA; Perman, JA	1
Bories, C; Deloffre, P; Fouet, P; Lelouan, C; Marneau, E	1
Engel, RR; Heldt, G; Modler, S; Perman, JA	1
Fritz, M; Kasper, H; Siebert, G	1
Czeizel, A; Flatz, G; Flatz, SD; Jahn, D; Kühnau, W; Métneki, J	1
Beaven, J; Bjørneklett, A; Blomhoff, JP; Jenssen, E; Skrede, S	1
Modler, S; Perman, JA	1
Bjørneklett, A; Jenssen, E	1
Beeching, MF; Blendis, LM; de Bruijn, KM; Goldberg, E; Pitt, P	1
Gudmand-Høyer, E; Nordgaard-Andersen, I; Rumessen, JJ	1
Minocha, A; Rahal, PS; Siddiqi, S; Vogel, RL	1
Robb, PA; Spadafora, PG; Ter Wal, P; Wolever, TM	1
Beylot, M; Champ, M; Charbonnel, B; Cloarec, D; Krempf, M; Normand, S; Ritz, P	1
Furne, JK; Levitt, MD	1
Barry, JL; Bornet, F; Bruley des Varannes, S; Cloarec, D; El Oufir, L; Flourié, B; Galmiche, JP	1
Minocha, A; Rashid, S	1
Darmaun, D; Flourié, B; Krempf, M; Messing, B; Nguyen, P; Pouteau, E; Vahedi, K	1
Fernandes, J; Rao, AV; Wolever, TM	1
Chow, EJ; Hasan, A; Kong, Y; Mayer, AG; Park, S; Pimentel, M	1
Kong, Y; Park, S; Pimentel, M	1
Pencharz, PB; Vogt, JA; Wolever, TM	1
Chen, JH; Conklin, J; Enayati, P; Kong, Y; Lee, HR; Lin, HC; Park, S; Pimentel, M; van den Burg, B	1
Coffin, B; Cuillerier, E; Flourié, B; Jian, R; Jouët, P; Lémann, M; Sabaté, JM	1
Chatterjee, S; Kong, Y; Low, K; Park, S; Pimentel, M	1
Berstad, A; Berstad, AE; Morken, MH; Nysaeter, G	1
Bhasin, DK; Kaur, H; Rana, SV; Sharma, S; Singh, K; Sinha, SK	1
Fundarò, C; Gabrielli, M; Gasbarrini, A; Giorgio, V; Lauritano, EC; Pantanella, A; Scarpellini, E	1
Berstad, A; Midtvedt, T; Morken, MH; Norin, E; Valeur, J	1
Gopalareddy, V; Horvath, K; Jackson-Walker, S; Leiby, A; Mehta, D	1
Low, K; Makhani, M; Mirocha, J; Pimentel, M; Yang, J	1
Bhadada, S; Bhansali, A; Kaur, J; Rana, S; Sharma, S; Singh, K	1
George, NS; Parkman, HP; Sankineni, A	1
de Mello, RM; de Morais, MB; Melli, LC; Mello, CS; Rodrigues, MS; Scaletsky, IC; Tahan, S	1
Amichai, M; Barlow, GM; Chua, KS; Mathur, R; Mirocha, J; Pimentel, M	1
Choi, HS; Hahm, JS; Jun, DW; Koh, DH; Lee, HL; Lee, KN; Lee, OY; Lee, SP; Sohn, W; Yoon, BC	1
Chey, WD; Saad, RJ	1
Ghoshal, U; Ghoshal, UC; Misra, A; Srivastava, D	1
Barbaro, F; Campanale, M; Cesario, V; D'angelo, G; Di Rienzo, TA; Gasbarrini, A; Gigante, G; Ojetti, V; Pitocco, D; Scavone, G; Vitale, G	1
Andresen, V; Bertram, F; Keller, J; Layer, P	1
Bergonzi, M; Corazza, GR; Di Stefano, M; Klersy, C; Mengoli, C; Miceli, E; Pagani, E	1
Adler, M; Dhingra, S; Guttermuth, C; Kasir, R; Lee, A; Zakko, P; Zakko, S	1
Brazeilles, R; Derrien, M; Guyonnet, D; Le Nevé, B; Ohman, L; Simrén, M; Tap, J; Törnblom, H	1
Di Palma, JA; Long, SK	1
Chumpitazi, BP; Shulman, RJ; Weidler, EM	1
Ghoshal, U; Ghoshal, UC; Shukla, R; Srivastava, D	1
Del Zompo, F; Feliciani, D; Franceschi, F; Gaetani, E; Gasbarrini, A; Mangiola, F; Ojetti, V; Petruzziello, C; Tesori, V	1
Buresi, M; Lembo, A; Lin, H; McCallum, R; Pimentel, M; Rao, S; Rezaie, A; Schmulson, M; Valdovinos, M; Zakko, S	1
Franceschi, F; Gasbarrini, A; Gnarra, M; Migneco, A; Ojetti, V; Petruzziello, C	1
Ding, XW; Fang, XC; Liu, K; Liu, YX; Shan, MH; Wei, YY	1
Chung, WC; Kim, DB; Kim, YJ; Lee, JM; Lee, KM; Paik, CN; Yang, JM	1
Cabras, F; Giannetti, C; Oppia, F; Usai-Satta, P	1
Kataria, R; Malik, Z; Parkman, HP; Schey, R; Suri, J	1
Ghoshal, UC; Misra, A; Srivastava, D	1
Morais, MB; Oliveira, RP; Santos, ANDR; Soares, ACF	1
Kim, BT; Kim, KM; Kim, KN	1
Ban, Y; Cai, Y; Hou, X; Li, J; Sun, Z; Wang, B; Wang, M; Wang, W; Xu, Y; Zhang, J; Zhang, M	1
Chang, C; Hosseini, A; Kowalewski, E; Leite, G; Mathur, R; Morales, W; Pimentel, M; Rao, S; Rashid, M; Rezaie, A; Sanchez, M; Takakura, W; Torosyan, J; Villanueva-Millan, MJ; Wang, J	1
Farmer, AD; Haworth, JJ; Hobson, AR; Pitcher, CK; Treadway, S	1
Algera, JP; Clevers, E; Colomier, E; Hreinsson, JP; Melchior, C; Midenfjord, I; Simrén, M; Törnblom, H	1
Ban, Y; Cai, Y; Hao, Y; Li, J; Ouyang, Q; Sun, Z; Wang, M; Wang, W; Wu, B; Xu, Y; Zhang, M	1

Reviews

1 review(s) available for methane and lactulose

Article	Year
Breath testing for small intestinal bacterial overgrowth: maximizing test accuracy. Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association, 2014, Volume: 12, Issue:12 Topics: Blind Loop Syndrome; Breath Tests; Glucose; Humans; Hydrogen; Intestine, Small; Lactulose; Methane	2014

Trials

15 trial(s) available for methane and lactulose

Article	Year
Dose dependence of breath hydrogen and methane in healthy volunteers after ingestion of a commercial disaccharide mixture, Palatinit. The British journal of nutrition, 1985, Volume: 54, Issue:2 Topics: Adult; Breath Tests; Cecum; Defecation; Dietary Carbohydrates; Disaccharides; Female; Humans; Hydrogen; Lactulose; Methane; Sugar Alcohols; Time Factors	1985
Carbohydrate malabsorption: quantification by methane and hydrogen breath tests. Scandinavian journal of gastroenterology, 1994, Volume: 29, Issue:9 Topics: Adult; Breath Tests; Female; Humans; Hydrogen; Intestinal Absorption; Lactulose; Malabsorption Syndromes; Male; Methane; Sensitivity and Specificity	1994
L-Rhamnose increases serum propionate in humans. The American journal of clinical nutrition, 2004, Volume: 80, Issue:1 Topics: Acetates; Adult; Analysis of Variance; Area Under Curve; Bacteria; Breath Tests; Chromatography, Gas; Colon; Cross-Over Studies; Fatty Acids, Volatile; Female; Fermentation; Glucose; Humans; Hydrogen; Lactulose; Male; Methane; Propionates; Rhamnose	2004
Methane, a gas produced by enteric bacteria, slows intestinal transit and augments small intestinal contractile activity. American journal of physiology. Gastrointestinal and liver physiology, 2006, Volume: 290, Issue:6 Topics: Animals; Breath Tests; Dogs; Dose-Response Relationship, Drug; Gastrointestinal Motility; Guinea Pigs; Infusions, Parenteral; Intestine, Small; Lactulose; Methane; Muscle Contraction; Muscle, Smooth	2006
Low-dose lactulose produces a tonic contraction in the human colon. Neurogastroenterology and motility, 2006, Volume: 18, Issue:1 Topics: Administration, Oral; Adult; Breath Tests; Cathartics; Colon; Enema; Female; Fermentation; Gastrointestinal Motility; Humans; Hydrogen; Indium Radioisotopes; Lactulose; Male; Methane; Muscle Contraction; Muscle, Smooth; Osmolar Concentration; Radionuclide Imaging	2006
The degree of breath methane production in IBS correlates with the severity of constipation. The American journal of gastroenterology, 2007, Volume: 102, Issue:4 Topics: Adolescent; Adult; Aged; Analysis of Variance; Breath Tests; Case-Control Studies; Constipation; Double-Blind Method; Female; Humans; Irritable Bowel Syndrome; Lactulose; Male; Methane; Middle Aged	2007
Carbohydrate intolerance in patients with self-reported food hypersensitivity: comparison of lactulose and glucose. Scandinavian journal of gastroenterology, 2009, Volume: 44, Issue:12 Topics: Adolescent; Adult; Breath Tests; Carbohydrates; Cross-Over Studies; Dinoprostone; Double-Blind Method; Fatty Acids, Volatile; Feces; Female; Food Hypersensitivity; Glucose; Humans; Hydrogen; Lactic Acid; Lactulose; Malabsorption Syndromes; Male; Methane; Middle Aged; Severity of Illness Index	2009
Methane and hydrogen positivity on breath test is associated with greater body mass index and body fat. The Journal of clinical endocrinology and metabolism, 2013, Volume: 98, Issue:4 Topics: Adipose Tissue; Adiposity; Adult; Aged; Body Composition; Body Mass Index; Breath Tests; Cohort Studies; Female; Humans; Hydrogen; Lactulose; Male; Methane; Middle Aged; Mouth Breathing; Obesity	2013
Association between symptoms of irritable bowel syndrome and methane and hydrogen on lactulose breath test. Journal of Korean medical science, 2013, Volume: 28, Issue:6 Topics: Abdominal Pain; Adult; Area Under Curve; Breath Tests; Female; Flatulence; Gases; Humans; Hydrogen; Irritable Bowel Syndrome; Lactulose; Male; Methane; Middle Aged; Risk Factors; ROC Curve	2013
Breath tests in the diagnosis of small intestinal bacterial overgrowth in patients with irritable bowel syndrome in comparison with quantitative upper gut aspirate culture. European journal of gastroenterology & hepatology, 2014, Volume: 26, Issue:7 Topics: Adolescent; Adult; Aged; Blind Loop Syndrome; Breath Tests; Diarrhea; Female; Glucose; Humans; Hydrogen; Intestine, Small; Irritable Bowel Syndrome; Lactulose; Male; Methane; Microbiological Techniques; Microbiota; Middle Aged; Sensitivity and Specificity; Young Adult	2014
Simultaneous non-invasive measurement of liquid gastric emptying and small bowel transit by combined 13C-acetate and H2-lactulose breath test. Journal of breath research, 2014, Nov-24, Volume: 8, Issue:4 Topics: Acetates; Adult; Breath Tests; Carbon Isotopes; Exhalation; Female; Gastric Emptying; Gastrointestinal Transit; Humans; Hydrogen; Lactulose; Male; Methane; Time Factors	2014
Lactulose Breath Test Gas Production in Childhood IBS Is Associated With Intestinal Transit and Bowel Movement Frequency. Journal of pediatric gastroenterology and nutrition, 2017, Volume: 64, Issue:4 Topics: Abdominal Pain; Adolescent; Biomarkers; Breath Tests; Child; Defecation; Depression; Female; Gastrointestinal Transit; Humans; Hydrogen; Irritable Bowel Syndrome; Lactulose; Male; Methane; Prospective Studies; Severity of Illness Index; Stress, Psychological	2017
A randomized double-blind placebo-controlled trial showing rifaximin to improve constipation by reducing methane production and accelerating colon transit: A pilot study. Indian journal of gastroenterology : official journal of the Indian Society of Gastroenterology, 2018, Volume: 37, Issue:5 Topics: Adolescent; Adult; Aged; Breath Tests; Colon; Constipation; Double-Blind Method; Feces; Female; Gastrointestinal Agents; Gastrointestinal Transit; Humans; Lactulose; Male; Methane; Middle Aged; Pilot Projects; Rifaximin; Treatment Outcome; Young Adult	2018
The Effect of Ursodeoxycholic Acid on Small Intestinal Bacterial Overgrowth in Patients with Functional Dyspepsia: A Pilot Randomized Controlled Trial. Nutrients, 2020, May-14, Volume: 12, Issue:5 Topics: Adult; Anti-Bacterial Agents; Blind Loop Syndrome; Breath Tests; Dyspepsia; Female; Gastrointestinal Agents; Humans; Intestine, Small; Lactulose; Male; Methane; Middle Aged; Pilot Projects; Severity of Illness Index; Treatment Outcome; Ursodeoxycholic Acid	2020
A Single Fasting Exhaled Methane Level Correlates With Fecal Methanogen Load, Clinical Symptoms and Accurately Detects Intestinal Methanogen Overgrowth. The American journal of gastroenterology, 2022, 03-01, Volume: 117, Issue:3 Topics: Anti-Bacterial Agents; Breath Tests; Constipation; Fasting; Glucose; Humans; Irritable Bowel Syndrome; Lactulose; Methane; Reproducibility of Results; Retrospective Studies	2022

Other Studies

47 other study(ies) available for methane and lactulose

Article	Year
Site and substrates for methane production in human colon. The American journal of physiology, 1991, Volume: 260, Issue:5 Pt 1 Topics: Adult; Animals; Colon; Female; Humans; Hydrogen; Kinetics; Lactulose; Male; Methane; Mucins; Reference Values; Respiration; Swine; Time Factors	1991
Breath hydrogen response to lactulose in healthy subjects: relationship to methane producing status. Gut, 1990, Volume: 31, Issue:3 Topics: Adult; Breath Tests; Disaccharides; Female; Gastrointestinal Transit; Humans; Hydrogen; Lactulose; Male; Methane	1990
Comparative study of hydrogen and methane production in the human colon using caecal and faecal homogenates. Gut, 1990, Volume: 31, Issue:6 Topics: Adult; Cecum; Feces; Humans; Hydrogen; Lactulose; Male; Methane; Middle Aged	1990
Nonabsorbed carbohydrate: effect on fecal pH in methane-excreting and nonexcreting individuals. The American journal of clinical nutrition, 1989, Volume: 49, Issue:6 Topics: Adult; Breath Tests; Colon; Dietary Carbohydrates; Disaccharides; Enterobacteriaceae; Feces; Fermentation; Humans; Hydrogen-Ion Concentration; Intestinal Absorption; Lactulose; Methane	1989
[Value of the assay of alveolar methane in hydrogen non-producers]. Gastroenterologie clinique et biologique, 1985, Volume: 9, Issue:12 Topics: Adult; Breath Tests; Female; Humans; Hydrogen; Lactulose; Male; Methane	1985
Effect of ventilation on breath hydrogen measurements. The Journal of laboratory and clinical medicine, 1985, Volume: 105, Issue:4 Topics: Adult; Breath Tests; Carbon Dioxide; Female; Humans; Hydrogen; Hyperventilation; Lactulose; Male; Methane; Middle Aged; Spirometry	1985
Pulmonary hydrogen and methane excretion following ingestion of an unabsorbable carbohydrate: a study of twins. Journal of pediatric gastroenterology and nutrition, 1985, Volume: 4, Issue:6 Topics: Adult; Biometry; Dietary Carbohydrates; Female; Humans; Hydrogen; Intestinal Absorption; Lactulose; Lung; Male; Methane; Twins; Twins, Dizygotic; Twins, Monozygotic	1985
Pulmonary hydrogen and methane and plasma ammonia after the administration of lactulose or sorbitol. Scandinavian journal of gastroenterology, 1983, Volume: 18, Issue:3 Topics: Adult; Ammonia; Breath Tests; Disaccharides; Female; Fermentation; Humans; Hydrogen; Intestinal Mucosa; Intestines; Lactulose; Liver Cirrhosis; Male; Methane; Middle Aged; Sorbitol	1983
Glycoproteins as substrates for production of hydrogen and methane by colonic bacterial flora. Gastroenterology, 1982, Volume: 83, Issue:2 Topics: Bacteria; Breath Tests; Colon; Diet; Feces; Glucose; Glycoproteins; Humans; Hydrogen; In Vitro Techniques; Lactulose; Methane; Proteins	1982
Relationships between hydrogen (H2) and methane (CH4) production in man. Scandinavian journal of gastroenterology, 1982, Volume: 17, Issue:8 Topics: Adolescent; Adult; Breath Tests; Feces; Female; Humans; Hydrogen; Intestines; Lactulose; Male; Methane; Middle Aged; Respiration; Smoking	1982
Studies on breath methane: the effect of ethnic origins and lactulose. Gut, 1980, Volume: 21, Issue:11 Topics: Adult; Canada; Disaccharides; Ethnicity; Female; Humans; Lactulose; Male; Methane; Middle Aged; Respiration; Sex Factors	1980
Helicobacter pylori is associated with alterations in intestinal gas profile among patients with nonulcer dyspepsia. Digestive diseases and sciences, 1994, Volume: 39, Issue:8 Topics: Adult; Aged; Breath Tests; Dyspepsia; Female; Gases; Gastroscopy; Helicobacter pylori; Humans; Hydrogen; Intestines; Lactulose; Male; Methane; Middle Aged; Stomach	1994
Interaction between methane-producing status and diet on serum acetate concentration in humans. The Journal of nutrition, 1993, Volume: 123, Issue:4 Topics: Acetates; Administration, Oral; Adult; Breath Tests; Chromatography, Gas; Diet; Fasting; Female; Fermentation; Humans; Hydrogen; Lactulose; Male; Methane	1993
Effects of colonic fermentation on respiratory gas exchanges following a glucose load in man. Metabolism: clinical and experimental, 1993, Volume: 42, Issue:3 Topics: Adolescent; Adult; Blood Glucose; Calorimetry; Carbohydrate Metabolism; Carbon Dioxide; Colon; Fatty Acids, Nonesterified; Fatty Acids, Volatile; Fermentation; Glucose; Humans; Hydrogen; Insulin; Lactulose; Lipid Metabolism; Methane; Oxidation-Reduction; Pulmonary Gas Exchange; Time Factors	1993
Factors influencing frequency of flatus emission by healthy subjects. Digestive diseases and sciences, 1996, Volume: 41, Issue:8 Topics: Adult; Age Factors; Breath Tests; Female; Fermentation; Flatulence; Humans; Intestines; Lactulose; Male; Methane; Middle Aged; Reference Values	1996
Relations between transit time, fermentation products, and hydrogen consuming flora in healthy humans. Gut, 1996, Volume: 38, Issue:6 Topics: Adult; Anti-Ulcer Agents; Antidiarrheals; Breath Tests; Cisapride; Euryarchaeota; Female; Gastrointestinal Motility; Humans; Lactulose; Loperamide; Male; Methane; Piperidines	1996
Reliability and reproducibility of breath hydrogen and methane in male diabetic subjects. Digestive diseases and sciences, 1997, Volume: 42, Issue:3 Topics: Adult; Analysis of Variance; Breath Tests; Chi-Square Distribution; Chronic Disease; Diabetes Mellitus, Type 1; Humans; Hydrogen; Lactulose; Male; Methane; Middle Aged; Reproducibility of Results; Time Factors	1997
Production rate of acetate during colonic fermentation of lactulose: a stable-isotope study in humans. The American journal of clinical nutrition, 1998, Volume: 68, Issue:6 Topics: Acetates; Adult; Bacteria; Breath Tests; Carbon Isotopes; Colon; Fatty Acids; Fermentation; Humans; Hydrogen; Kinetics; Lactulose; Male; Methane	1998
Different substrates and methane producing status affect short-chain fatty acid profiles produced by In vitro fermentation of human feces. The Journal of nutrition, 2000, Volume: 130, Issue:8 Topics: Adult; Fatty Acids, Volatile; Feces; Female; Fermentation; Galactans; Humans; Ileostomy; In Vitro Techniques; Lactulose; Male; Mannans; Methane; Plant Gums; Rhamnose; Starch	2000
Methane production during lactulose breath test is associated with gastrointestinal disease presentation. Digestive diseases and sciences, 2003, Volume: 48, Issue:1 Topics: Breath Tests; Colitis, Ulcerative; Constipation; Crohn Disease; Databases, Factual; Gastrointestinal Diseases; Humans; Inflammatory Bowel Diseases; Intestine, Small; Lactulose; Methane	2003
IBS subjects with methane on lactulose breath test have lower postprandial serotonin levels than subjects with hydrogen. Digestive diseases and sciences, 2004, Volume: 49, Issue:1 Topics: Adolescent; Adult; Aged; Breath Tests; Chromatography, High Pressure Liquid; Constipation; Diarrhea; Female; Humans; Hydrogen; Irritable Bowel Syndrome; Lactulose; Male; Methane; Middle Aged; Postprandial Period; Serotonin; Surveys and Questionnaires	2004
Intestinal gas in plain abdominal radiographs does not correlate with symptoms after lactulose challenge. European journal of gastroenterology & hepatology, 2007, Volume: 19, Issue:7 Topics: Adolescent; Adult; Aged; Aged, 80 and over; Breath Tests; Female; Fermentation; Flatulence; Gases; Humans; Hydrogen; Intestines; Irritable Bowel Syndrome; Lactulose; Male; Methane; Middle Aged; Radiography; Severity of Illness Index	2007
Effect of predominant methanogenic flora on outcome of lactose hydrogen breath test in controls and irritable bowel syndrome patients of north India. Digestive diseases and sciences, 2009, Volume: 54, Issue:7 Topics: Adolescent; Adult; Aged; Bacteria, Anaerobic; Breath Tests; Confounding Factors, Epidemiologic; Female; Humans; India; Irritable Bowel Syndrome; Lactulose; Male; Methane; Middle Aged; Young Adult	2009
Prevalence of small intestinal bacterial overgrowth in children with irritable bowel syndrome: a case-control study. The Journal of pediatrics, 2009, Volume: 155, Issue:3 Topics: Adolescent; Bacterial Infections; Breath Tests; Case-Control Studies; Child; Child, Preschool; Comorbidity; Female; Humans; Intestine, Small; Irritable Bowel Syndrome; Lactulose; Male; Methane; Pain Measurement; Prevalence; Rome; Severity of Illness Index	2009
Bacterial overgrowth and methane production in children with encopresis. The Journal of pediatrics, 2010, Volume: 156, Issue:5 Topics: Bacteria, Anaerobic; Breath Tests; Child; Encopresis; Fecal Impaction; Female; Humans; Intestine, Small; Intestines; Lactulose; Male; Methane; Radiography	2010
Factor analysis demonstrates a symptom cluster related to methane and non-methane production in irritable bowel syndrome. Journal of clinical gastroenterology, 2011, Volume: 45, Issue:1 Topics: Breath Tests; Constipation; Diarrhea; Factor Analysis, Statistical; Humans; Irritable Bowel Syndrome; Lactulose; Methane; Pain; Statistics, Nonparametric; Surveys and Questionnaires	2011
Orocecal transit time and small intestinal bacterial overgrowth in type 2 diabetes patients from North India. Diabetes technology & therapeutics, 2011, Volume: 13, Issue:11 Topics: Adult; Aged; Blind Loop Syndrome; Breath Tests; Diabetes Mellitus, Type 2; Female; Gastrointestinal Transit; Glucose; Humans; Hydrogen; India; Intestine, Small; Lactulose; Male; Methane; Middle Aged; Prospective Studies	2011
Small intestinal bacterial overgrowth in gastroparesis. Digestive diseases and sciences, 2014, Volume: 59, Issue:3 Topics: Adult; Biomarkers; Breath Tests; Female; Gastroparesis; Humans; Hydrogen; Intestine, Small; Lactulose; Malabsorption Syndromes; Male; Methane; Middle Aged; Prevalence; Radionuclide Imaging; Risk Factors; Severity of Illness Index	2014
Methane production and small intestinal bacterial overgrowth in children living in a slum. World journal of gastroenterology, 2012, Nov-07, Volume: 18, Issue:41 Topics: Bacteria; Biomarkers; Blind Loop Syndrome; Brazil; Breath Tests; Chi-Square Distribution; Child; Female; Humans; Hydrogen; Intestine, Small; Lactulose; Male; Methane; Nutritional Status; Poverty Areas; Social Conditions	2012
Methane intestinal production and poor metabolic control in type I diabetes complicated by autonomic neuropathy. Minerva endocrinologica, 2014, Volume: 39, Issue:3 Topics: Adult; Anti-Bacterial Agents; Bacteria, Anaerobic; Breath Tests; Diabetes Mellitus, Type 1; Diabetic Neuropathies; Dose-Response Relationship, Drug; Female; Fermentation; Gastric Emptying; Gastrointestinal Motility; Glycated Hemoglobin; Humans; Insulin; Intestine, Small; Lactulose; Male; Methane; Metronidazole; Middle Aged; Young Adult	2014
Breath Methane Excretion Is not An Accurate Marker of Colonic Methane Production in Irritable Bowel Syndrome. The American journal of gastroenterology, 2015, Volume: 110, Issue:6 Topics: Adolescent; Adult; Aged; Aged, 80 and over; Biomarkers; Breath Tests; Case-Control Studies; Cohort Studies; Colon; Female; Gases; Gastrointestinal Agents; Humans; Hydrogen; Irritable Bowel Syndrome; Lactulose; Male; Methane; Middle Aged; Severity of Illness Index; Young Adult	2015
Predicting a Response to Antibiotics in Patients with the Irritable Bowel Syndrome. Digestive diseases and sciences, 2016, Volume: 61, Issue:3 Topics: Adult; Aged; Anti-Bacterial Agents; Bacterial Infections; Breath Tests; Constipation; Diarrhea; Female; Gastrointestinal Microbiome; Humans; Hydrogen; Irritable Bowel Syndrome; Lactulose; Male; Methane; Middle Aged; Retrospective Studies; Treatment Outcome	2016
Lactulose Challenge Determines Visceral Sensitivity and Severity of Symptoms in Patients With Irritable Bowel Syndrome. Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association, 2016, Volume: 14, Issue:2 Topics: Adolescent; Adult; Biota; Breath Tests; Feces; Female; Gastrointestinal Transit; Humans; Hydrogen; Irritable Bowel Syndrome; Lactulose; Male; Methane; Middle Aged; Prospective Studies; Severity of Illness Index; Surveys and Questionnaires; Young Adult	2016
Does Carbohydrate Challenge Testing Predict Clinical Response in Small Intestinal Bacterial Overgrowth? Southern medical journal, 2016, Volume: 109, Issue:5 Topics: Anti-Bacterial Agents; Breath Tests; Female; Gastrointestinal Agents; Humans; Hydrogen; Intestine, Small; Irritable Bowel Syndrome; Lactulose; Male; Methane; Middle Aged; Retrospective Studies	2016
Irritable Bowel Syndrome, Particularly the Constipation-Predominant Form, Involves an Increase in Gut and liver, 2016, Nov-15, Volume: 10, Issue:6 Topics: Adult; Aged; Area Under Curve; Breath Tests; Case-Control Studies; Constipation; Diarrhea; Feces; Female; Humans; Irritable Bowel Syndrome; Lactulose; Male; Methane; Methanobrevibacter; Middle Aged; ROC Curve; Sensitivity and Specificity; Young Adult	2016
Helicobacter pylori infection is associated with high methane production during lactulose breath test. European review for medical and pharmacological sciences, 2016, Volume: 20, Issue:16 Topics: Breath Tests; Helicobacter Infections; Helicobacter pylori; Humans; Lactulose; Methane; Sensitivity and Specificity; Urea	2016
Hydrogen and Methane-Based Breath Testing in Gastrointestinal Disorders: The North American Consensus. The American journal of gastroenterology, 2017, Volume: 112, Issue:5 Topics: Blind Loop Syndrome; Breath Tests; Consensus; Fructose; Gastrointestinal Diseases; Glucose; Humans; Hydrogen; Lactose; Lactose Intolerance; Lactulose; Methane; North America; Patient Selection; Practice Guidelines as Topic	2017
Effect of Lactobacillus reuteri (DSM 17938) on methane production in patients affected by functional constipation: a retrospective study. European review for medical and pharmacological sciences, 2017, Volume: 21, Issue:7 Topics: Adult; Constipation; Female; Humans; Lactulose; Limosilactobacillus reuteri; Methane; Probiotics; Retrospective Studies	2017
The relationship between small intestinal bacterial overgrowth and irritable bowel syndrome. European review for medical and pharmacological sciences, 2017, Volume: 21, Issue:22 Topics: Adult; Aged; Breath Tests; Female; Gastrointestinal Agents; Gastrointestinal Transit; Humans; Hydrogen; Inflammatory Bowel Diseases; Intestine, Small; Lactulose; Male; Methane; Middle Aged; Young Adult	2017
The association between a positive lactulose methane breath test and rectocele in constipated patients. Revista espanola de enfermedades digestivas, 2018, Volume: 110, Issue:2 Topics: Adult; Aged; Breath Tests; Colon; Constipation; Female; Humans; Lactulose; Male; Methane; Middle Aged; Rectocele; Retrospective Studies	2018
The North American Consensus on Breath Testing: The Controversial Diagnostic Role of Lactulose in SIBO. The American journal of gastroenterology, 2018, Volume: 113, Issue:3 Topics: Consensus; Gastrointestinal Diseases; Humans; Hydrogen; Lactulose; Methane; United States	2018
Elevated methane levels in small intestinal bacterial overgrowth suggests delayed small bowel and colonic transit. Medicine, 2018, Volume: 97, Issue:21 Topics: Adult; Bacterial Physiological Phenomena; Breath Tests; Colon; Female; Gastrointestinal Microbiome; Gastrointestinal Transit; Humans; Intestine, Small; Lactulose; Male; Methane; Middle Aged; Retrospective Studies; Severity of Illness Index	2018
THE IMPACT OF SMALL INTESTINAL BACTERIAL OVERGROWTH ON THE GROWTH OF CHILDREN AND ADOLESCENTS. Revista paulista de pediatria : orgao oficial da Sociedade de Pediatria de Sao Paulo, 2020, Volume: 38 Topics: Bacterial Infections; Body Mass Index; Brazil; Breath Tests; Case-Control Studies; Child; Child Development; Child, Preschool; Female; Gastrointestinal Agents; Gastrointestinal Diseases; Humans; Hydrogen; Intestine, Small; Lactulose; Male; Methane; Retrospective Studies	2020
Application of methane and hydrogen-based breath test in the study of gestational diabetes mellitus and intestinal microbes. Diabetes research and clinical practice, 2021, Volume: 176 Topics: Adult; Blood Glucose; Breath Tests; Case-Control Studies; Diabetes, Gestational; Dysbiosis; Female; Gastrointestinal Microbiome; Humans; Hydrogen; Infant, Newborn; Intestine, Small; Lactulose; Methane; Pregnancy; Pregnancy Complications; Respiration	2021
Performance and Interpretation of Hydrogen and Methane Breath Testing Impact of North American Consensus Guidelines. Digestive diseases and sciences, 2022, Volume: 67, Issue:12 Topics: Breath Tests; Glucose; Humans; Hydrogen; Intestine, Small; Lactulose; Methane; North America; Retrospective Studies	2022
Associations between postprandial symptoms, hydrogen and methane production, and transit time in irritable bowel syndrome. Neurogastroenterology and motility, 2023, Volume: 35, Issue:2 Topics: Abdominal Pain; Humans; Hydrogen; Irritable Bowel Syndrome; Lactulose; Methane; Nausea	2023
Efficacy evaluation of probiotics combined with prebiotics in patients with clinical hypothyroidism complicated with small intestinal bacterial overgrowth during the second trimester of pregnancy. Frontiers in cellular and infection microbiology, 2022, Volume: 12 Topics: Apolipoproteins; Apolipoproteins B; C-Reactive Protein; Cholesterol; Constipation; Fatty Acids, Nonesterified; Female; Humans; Hydrogen; Hypothyroidism; Interleukin-10; Interleukin-6; Intestine, Small; Lactulose; Lipoproteins, LDL; Methane; Prebiotics; Pregnancy; Pregnancy Trimester, Second; Probiotics; Thyrotropin; Thyroxine; Tumor Necrosis Factor-alpha	2022