Evaluation of a new urease reagent strip for detection of Helicobacter pylori in gastric biopsy specimens.

Authors: Rogge JD; St. Francis Hospital Center, Beech Grove, Indiana, USA., Wagner DR, Carrico RJ, Glowinski EA, Mahoney SJ, Boguslaski RC, Genta RM

Source: The American journal of gastroenterology [Am J Gastroenterol] 1995 Nov; Vol. 90 (11), pp. 1965-8.

Publication Type: Comparative Study; Journal Article; Research Support, Non-U.S. Gov't

Journal Info: Publisher: Wolters Kluwer Health Country of Publication: United States NLM ID: 0421030 Publication Model: Print Cited Medium: Print ISSN: 0002-9270 (Print) Linking ISSN: 00029270 NLM ISO Abbreviation: Am J Gastroenterol Subsets: MEDLINE

MeSH Terms: Reagent Strips*, Gastric Mucosa/*microbiology , Helicobacter Infections/*diagnosis , Helicobacter pylori/*isolation & purification , Urease/*analysis, Gastric Mucosa/pathology ; Helicobacter pylori/enzymology ; Pyloric Antrum/pathology ; Stomach/pathology ; Bacteriological Techniques ; Biopsy ; Evaluation Studies as Topic ; Humans ; Predictive Value of Tests ; Sensitivity and Specificity ; Specimen Handling ; Time Factors

Comparison of agar gel (CLOtest) or reagent strip (PyloriTek) rapid urease tests for detection of Helicobacter pylori infection.

Authors: Yousfi MM; Department of Medicine, Veterans Affairs Medical Center and Baylor College of Medicine, Houston, Texas 77030, USA., El-Zimaity HM, Cole RA, Genta RM, Graham DY

Source: The American journal of gastroenterology [Am J Gastroenterol] 1997 Jun; Vol. 92 (6), pp. 997-9.

Publication Type: Clinical Trial; Comparative Study; Journal Article; Randomized Controlled Trial; Research Support, U.S. Gov't, Non-P.H.S.

Journal Info: Publisher: Wolters Kluwer Health Country of Publication: United States NLM ID: 0421030 Publication Model: Print Cited Medium: Print ISSN: 0002-9270 (Print) Linking ISSN: 00029270 NLM ISO Abbreviation: Am J Gastroenterol Subsets: MEDLINE

MeSH Terms: Agar* , Helicobacter pylori* , Reagent Strips* , Urease*, Helicobacter Infections/*diagnosis, Dyspepsia/diagnosis ; Gastric Mucosa/microbiology ; Gastric Mucosa/pathology ; Gastroesophageal Reflux/diagnosis ; Peptic Ulcer/diagnosis ; Pyloric Antrum/microbiology ; Pyloric Antrum/pathology ; Stomach Neoplasms/diagnosis ; Adult ; Aged ; Biopsy ; Coloring Agents ; Confidence Intervals ; False Negative Reactions ; False Positive Reactions ; Female ; Humans ; Male ; Middle Aged ; Prospective Studies ; Sensitivity and Specificity

Evaluation of a new reagent strip rapid urease test for detection of Helicobacter pylori infection.

Authors: Yousfi MM; Department of Medicine, Veterans Affairs Medical Center, Houston, Texas 77030, USA., el-Zimaity HM, Genta RM, Graham DY

Source: Gastrointestinal endoscopy [Gastrointest Endosc] 1996 Nov; Vol. 44 (5), pp. 519-22.

Publication Type: Clinical Trial; Comparative Study; Journal Article; Research Support, Non-U.S. Gov't; Research Support, U.S. Gov't, Non-P.H.S.

Journal Info: Publisher: Mosby Yearbook Country of Publication: United States NLM ID: 0010505 Publication Model: Print Cited Medium: Print ISSN: 0016-5107 (Print) Linking ISSN: 00165107 NLM ISO Abbreviation: Gastrointest Endosc Subsets: MEDLINE

MeSH Terms: Reagent Strips*, Helicobacter Infections/*microbiology , Helicobacter pylori/*isolation & purification , Urease/*analysis, Gastric Mucosa/microbiology ; Helicobacter pylori/enzymology ; Pyloric Antrum/microbiology ; Adult ; Agar ; Aged ; Aged, 80 and over ; Biopsy ; Evaluation Studies as Topic ; False Negative Reactions ; False Positive Reactions ; Female ; Gels ; Humans ; Male ; Middle Aged

Evaluation of a new urease reagent strip for detection of Helicobacter pylori in gastric biopsy specimens

Authors: J D, Rogge, D R, Wagner, R J, Carrico, E A, Glowinski, S J, Mahoney, R C, Boguslaski, R M, Genta

Source: The American journal of gastroenterology. 90(11)

Subject Terms: Bacteriological Techniques, Time Factors, Helicobacter pylori, Biopsy, Stomach, Sensitivity and Specificity, Urease, 3. Good health, Helicobacter Infections, Specimen Handling, 03 medical and health sciences, 0302 clinical medicine, Evaluation Studies as Topic, Gastric Mucosa, Predictive Value of Tests, Pyloric Antrum, Humans, Reagent Strips

Access URL: https://pubmed.ncbi.nlm.nih.gov/7485001

Re: Yousfi et al. comparing the agar gel (CLOtest) to a reagent strip (PyloriTek) rapid urease test.

Authors: Price K, Carrico RJ

Source: The American journal of gastroenterology [Am J Gastroenterol] 1997 Nov; Vol. 92 (11), pp. 2136.

Publication Type: Comparative Study; Letter; Comment

Journal Info: Publisher: Wolters Kluwer Health Country of Publication: United States NLM ID: 0421030 Publication Model: Print Cited Medium: Print ISSN: 0002-9270 (Print) Linking ISSN: 00029270 NLM ISO Abbreviation: Am J Gastroenterol Subsets: MEDLINE

MeSH Terms: Agar* , Reagent Strips*, Helicobacter pylori/*enzymology , Urease/*analysis, Helicobacter Infections/diagnosis ; Evaluation Studies as Topic ; Gels ; Humans

A dip-and-read test strip for the determination of mercury(II) ion in aqueous samples based on urease activity inhibition.

Authors: Shi GQ; Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences, P 0. Box 2871, Beijing 100085, China., Jiang G

Source: Analytical sciences : the international journal of the Japan Society for Analytical Chemistry [Anal Sci] 2002 Nov; Vol. 18 (11), pp. 1215-9.

Publication Type: Journal Article; Research Support, Non-U.S. Gov't

Journal Info: Publisher: Springer Country of Publication: Switzerland NLM ID: 8511078 Publication Model: Print Cited Medium: Print ISSN: 0910-6340 (Print) Linking ISSN: 09106340 NLM ISO Abbreviation: Anal Sci Subsets: MEDLINE

MeSH Terms: Reagent Strips*, Mercury/*analysis , Urease/*antagonists & inhibitors , Water/*chemistry , Water Pollutants/*analysis, Biosensing Techniques/instrumentation ; Biosensing Techniques/methods ; Enzymes, Immobilized/antagonists & inhibitors ; Enzymes, Immobilized/metabolism ; Ions/analysis ; Metals, Heavy/analysis ; Urea/metabolism ; Urease/metabolism ; Calibration ; Hydrogen-Ion Concentration ; Reference Standards ; Sensitivity and Specificity ; Time Factors

Nanoliter-Fabricated Paper-Based Colorimetric Lateral Flow Strip for Urea Detection.

Authors: Kongkaew S; Division of Health and Applied Sciences, Faculty of Science, Prince of Songkla University, Hat Yai, Songkhla 90110, Thailand.; Center of Excellence for Trace Analysis and Biosensor, Prince of Songkla University, Hat Yai, Songkhla 90110, Thailand.; Center of Excellence for Innovation in Chemistry, Faculty of Science, Prince of Songkla University, Hat Yai, Songkhla 90110, Thailand., Cotchim S; Division of Health and Applied Sciences, Faculty of Science, Prince of Songkla University, Hat Yai, Songkhla 90110, Thailand.; Center of Excellence for Trace Analysis and Biosensor, Prince of Songkla University, Hat Yai, Songkhla 90110, Thailand.; Center of Excellence for Innovation in Chemistry, Faculty of Science, Prince of Songkla University, Hat Yai, Songkhla 90110, Thailand., Limbut W; Division of Health and Applied Sciences, Faculty of Science, Prince of Songkla University, Hat Yai, Songkhla 90110, Thailand.; Center of Excellence for Trace Analysis and Biosensor, Prince of Songkla University, Hat Yai, Songkhla 90110, Thailand.; Center of Excellence for Innovation in Chemistry, Faculty of Science, Prince of Songkla University, Hat Yai, Songkhla 90110, Thailand.; Forensic Science Innovation and Service Center, Prince of Songkla University, Hat Yai, Songkhla 90110, Thailand.

Source: Biosensors [Biosensors (Basel)] 2025 Oct 11; Vol. 15 (10). Date of Electronic Publication: 2025 Oct 11.

Publication Type: Journal Article

Journal Info: Publisher: MDPI Pub Country of Publication: Switzerland NLM ID: 101609191 Publication Model: Electronic Cited Medium: Internet ISSN: 2079-6374 (Electronic) Linking ISSN: 20796374 NLM ISO Abbreviation: Biosensors (Basel) Subsets: MEDLINE

MeSH Terms: Urea*/analysis , Colorimetry* , Biosensing Techniques*, Urease/chemistry ; Paper ; Humans ; Enzymes, Immobilized

Evaluation of the one-minute ultra-rapid urease test for diagnosing Helicobacter pylori.

Authors: Misra SP; Department of Gastroenterology, MLN Medical College, Allahabad, India., Misra V, Dwivedi M, Singh PA, Bhargava V, Jaiswal PK

Source: Postgraduate medical journal [Postgrad Med J] 1999 Mar; Vol. 75 (881), pp. 154-6.

Publication Type: Comparative Study; Journal Article

Journal Info: Publisher: Oxford University Press Country of Publication: England NLM ID: 0234135 Publication Model: Print Cited Medium: Print ISSN: 0032-5473 (Print) Linking ISSN: 00325473 NLM ISO Abbreviation: Postgrad Med J Subsets: MEDLINE

MeSH Terms: Helicobacter pylori* , Reagent Strips*, Bacteriological Techniques/*instrumentation , Helicobacter Infections/*diagnosis, Biopsy ; Humans ; Sensitivity and Specificity ; Urease

[Application and preparation of a BUN Test Strip].

Authors: Li X; PUMC Hospital, Beijing.

Source: Zhongguo yi xue ke xue yuan xue bao. Acta Academiae Medicinae Sinicae [Zhongguo Yi Xue Ke Xue Yuan Xue Bao] 1991 Dec; Vol. 13 (6), pp. 447-9.

Publication Type: English Abstract; Journal Article

Journal Info: Publisher: Zhongguo yi xue ke xue yuan Country of Publication: China NLM ID: 8006230 Publication Model: Print Cited Medium: Print ISSN: 1000-503X (Print) Linking ISSN: 1000503X NLM ISO Abbreviation: Zhongguo Yi Xue Ke Xue Yuan Xue Bao Subsets: MEDLINE

MeSH Terms: Blood Urea Nitrogen* , Reagent Strips*, Urease

[Urea reagent strip for the demonstration of Helicobacter pylori].

Transliterated Title: Harnstofftestblättchen zum Nachweis von Helicobacter pylori.

Authors: Briedigkeit H; Universitätsklinik für Innere Medizin Theodor Brugsch, Medizinischen Fakultät (Charité), Humboldt-Universität zu Berlin., Kirschke T, Wack R, Hantke C, Gallus K

Source: Zeitschrift fur arztliche Fortbildung [Z Arztl Fortbild (Jena)] 1991 Sep 25; Vol. 85 (18), pp. 886-8.

Publication Type: Journal Article

Journal Info: Publisher: Gustav Fischer Verlag Country of Publication: Germany NLM ID: 0414004 Publication Model: Print Cited Medium: Print ISSN: 0044-2178 (Print) Linking ISSN: 00442178 NLM ISO Abbreviation: Z Arztl Fortbild (Jena) Subsets: MEDLINE

MeSH Terms: Helicobacter Infections/*diagnosis , Helicobacter pylori/*enzymology , Urease/*analysis, Clinical Enzyme Tests ; False Positive Reactions ; Humans ; Reagent Strips ; Urea

AN EVALUATION OF REAGENT-IMPREGNATED PAPER STRIPS FOR USE IN THE PROCESS OF IDENTIFYING CERTAIN SPECIES OF CLINICALLY IMPORTANT BACTERIA.

Authors: GANDELMAN AL, MANN PH

Source: Current therapeutic research, clinical and experimental [Curr Ther Res Clin Exp] 1965 Feb; Vol. 7, pp. 130-8.

Publication Type: Journal Article

Journal Info: Publisher: Excerpta Medica Country of Publication: United States NLM ID: 0372621 Publication Model: Print Cited Medium: Print ISSN: 0011-393X (Print) Linking ISSN: 0011393X NLM ISO Abbreviation: Curr Ther Res Clin Exp Subsets: OLDMEDLINE

MeSH Terms: Aminohydrolases* , Bacteria* , Bacteriological Techniques* , Carboxy-Lyases* , Electron Transport Complex IV* , Equipment and Supplies* , Indicators and Reagents* , Paper* , Urease*

An evaluation of the PyloriTek test for the diagnosis of Helicobacter pylori infection in Chinese patients before and after eradication therapy.

Authors: Wong WM; Department of Medicine, University of Hong Kong, Queen Mary Hospital, Pokfulam, Hong Kong., Wong BC, Tang VS, Lai KC, Yuen ST, Leung SY, Hu WH, Lam SK

Source: Journal of gastroenterology and hepatology [J Gastroenterol Hepatol] 2001 Sep; Vol. 16 (9), pp. 976-80.

Publication Type: Evaluation Study; Journal Article; Research Support, Non-U.S. Gov't

Journal Info: Publisher: Blackwell Scientific Publications Country of Publication: Australia NLM ID: 8607909 Publication Model: Print Cited Medium: Print ISSN: 0815-9319 (Print) Linking ISSN: 08159319 NLM ISO Abbreviation: J Gastroenterol Hepatol Subsets: MEDLINE

MeSH Terms: Endoscopy, Digestive System* , Helicobacter pylori* , Reagent Strips*, Gastritis/*diagnosis , Helicobacter Infections/*diagnosis , Peptic Ulcer/*diagnosis , Urease/*analysis, Anti-Bacterial Agents/therapeutic use ; Anti-Ulcer Agents/therapeutic use ; Gastric Mucosa/pathology ; Gastritis/drug therapy ; Gastritis/pathology ; Helicobacter Infections/drug therapy ; Helicobacter Infections/pathology ; Peptic Ulcer/drug therapy ; Peptic Ulcer/pathology ; Biopsy ; China ; Humans ; Predictive Value of Tests ; Prospective Studies

Maize Straw Strip Mulching Mediated Transformation of Soil Organic Nitrogen Across Soil Depths in Wheat and Potato Cultivation.

Authors: Pang, Lei, Xia, Bowen, Girmanee, Taylor Galimah, Mumtaz, Muhammad Zahid, Hu, Nannan, Wang, Xiaoyan, Wang, Xiaohua, Zheng, Haofei, Lu, Jianlong

Source: Agriculture; Basel; Mar2026, Vol. 16 Issue 6, p674, 22p

Subject Terms: Mulching, Nitrogen in soils, Potato growing, Soil depth, Wheat, Arid regions

Geographic Terms: Loess Plateau (China)

Salivary urea nitrogen as an index to renal function: a test-strip method.

Authors: Akai T, Naka K, Yoshikawa C, Okuda K, Okamoto T, Yamagami S, Inoue T, Yamao Y, Yamada S

Source: Clinical chemistry [Clin Chem] 1983 Oct; Vol. 29 (10), pp. 1825-7.

Publication Type: Comparative Study; Journal Article; Research Support, Non-U.S. Gov't

Journal Info: Publisher: Oxford University Press Country of Publication: England NLM ID: 9421549 Publication Model: Print Cited Medium: Print ISSN: 0009-9147 (Print) Linking ISSN: 00099147 NLM ISO Abbreviation: Clin Chem Subsets: MEDLINE

MeSH Terms: Indicators and Reagents* , Reagent Strips*, Kidney Diseases/*metabolism , Saliva/*analysis , Urea/*analysis, Saliva/metabolism ; Urea/blood ; Adolescent ; Adult ; Aged ; Bromcresol Green ; Female ; Glomerular Filtration Rate ; Humans ; Indophenol ; Male ; Middle Aged ; Urease

Development of a strip‐based test for detection of urea adulteration in milk.

Authors: Savaliya, Ravi R., Shaikh, Ahesanvarish Ismailbhai, Chauhan, Mahipal P., Parmar, Satishkumar Chaturbhai, Modi, Ramesh B.

Source: Journal of Food Processing & Preservation; Jul2022, Vol. 46 Issue 7, p1-10, 10p

Subject Terms: Urea, Adulterations, Milk, Detection limit, Urease, Rural geography

Geographic Terms: India

Comparison of two rapid urease tests for detection of Helicobacter pylori infection.

Authors: Chen YK; Department of Medicine, Loma Linda University School of Medicine, California 92354, USA., Godil A, Wat PJ

Source: Digestive diseases and sciences [Dig Dis Sci] 1998 Aug; Vol. 43 (8), pp. 1636-40.

Publication Type: Comparative Study; Journal Article

Journal Info: Publisher: Springer Science + Business Media Country of Publication: United States NLM ID: 7902782 Publication Model: Print Cited Medium: Print ISSN: 0163-2116 (Print) Linking ISSN: 01632116 NLM ISO Abbreviation: Dig Dis Sci Subsets: MEDLINE

MeSH Terms: Helicobacter pylori*/enzymology, Helicobacter Infections/*diagnosis , Stomach Diseases/*diagnosis , Urease/*analysis, Gastric Mucosa/enzymology ; Adolescent ; Adult ; Aged ; Aged, 80 and over ; Endoscopy, Digestive System ; Female ; Humans ; Male ; Middle Aged ; Prospective Studies ; Reagent Strips ; Sensitivity and Specificity

Development of a pH‐strip‐based sensor for the detection of ammonia in exhaled breath as a promising method for the diagnosis of Helicobacter pylori infections.

Authors: Tsai, Ming‐Chang, Wang, Chi‐Chih, Chung, Hsieh‐Hsunh, Hsieh, Ping‐His, Tsai, Hwei‐Yan

Source: Journal of the Chinese Chemical Society; Sep2024, Vol. 71 Issue 9, p1103-1110, 8p

Subject Terms: Helicobacter pylori infections, Fish spoilage, Ammonia gas, Helicobacter pylori, Gastrointestinal diseases

Comparison of agar gel (CLOtest) or reagent strip (PyloriTek) rapid urease tests for detection of Helicobacter pylori infection

Authors: M M, Yousfi, H M, El-Zimaity, R A, Cole, R M, Genta, D Y, Graham

Source: The American journal of gastroenterology. 92(6)

Subject Terms: Adult, Male, Peptic Ulcer, Helicobacter pylori, Biopsy, Middle Aged, Helicobacter Infections, Agar, Gastric Mucosa, Confidence Intervals, Gastroesophageal Reflux, Pyloric Antrum, Humans, False Positive Reactions, Female, Prospective Studies, Dyspepsia, Coloring Agents, False Negative Reactions, Aged

Access URL: https://pubmed.ncbi.nlm.nih.gov/9177518

Dual-crosslinked zwitterionic hydrogel: a facile platform of wearable colorimetric urea sensors.

Authors: Somchob B; Nanoscience and Technology Program, Graduate School, Chulalongkorn University, Bangkok, 10330, Thailand., Passornraprasit N; Department of Materials Science, Faculty of Science, Chulalongkorn University, Bangkok, 10330, Thailand., Hoven VP; Department of Chemistry, Faculty of Science, Chulalongkorn University, Bangkok, 10330, Thailand.; Center of Excellence in Materials and Bio-Interfaces, Chulalongkorn University, Bangkok, 10330, Thailand., Rodthongkum N; Department of Chemistry, Faculty of Science, Chulalongkorn University, Bangkok, 10330, Thailand. Nadnudda.R@chula.ac.th.; Center of Excellence in Responsive Wearable Materials, Chulalongkorn University, Soi Chula 12, Phayathai Road, Pathumwan, Bangkok, 10330, Thailand. Nadnudda.R@chula.ac.th.

Source: Mikrochimica acta [Mikrochim Acta] 2025 Mar 04; Vol. 192 (4), pp. 204. Date of Electronic Publication: 2025 Mar 04.

Publication Type: Journal Article; Research Support, Non-U.S. Gov't

Journal Info: Publisher: Springer-Verlag Country of Publication: Austria NLM ID: 7808782 Publication Model: Electronic Cited Medium: Internet ISSN: 1436-5073 (Electronic) Linking ISSN: 00263672 NLM ISO Abbreviation: Mikrochim Acta Subsets: MEDLINE

MeSH Terms: Urea*/analysis , Colorimetry*/methods , Colorimetry*/instrumentation , Hydrogels*/chemistry , Wearable Electronic Devices*, Urease/chemistry ; Urease/metabolism ; Methacrylates/chemistry ; Cross-Linking Reagents/chemistry ; Humans ; Limit of Detection

[Urea reagent strip for the demonstration of Helicobacter pylori]

Authors: H, Briedigkeit, T, Kirschke, R, Wack, C, Hantke, K, Gallus

Source: Zeitschrift fur arztliche Fortbildung. 85(18)

Subject Terms: Helicobacter pylori, Humans, Urea, False Positive Reactions, Clinical Enzyme Tests, Urease, Helicobacter Infections, Reagent Strips

Access URL: https://pubmed.ncbi.nlm.nih.gov/1950014