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Items: 1 to 50 of 149

1.

Impact of wet storage and other factors on biofilm formation and contamination of patient-ready endoscopes: a narrative review.

Alfa MJ, Singh H.

Gastrointest Endosc. 2019 Sep 12. pii: S0016-5107(19)32219-9. doi: 10.1016/j.gie.2019.08.043. [Epub ahead of print] Review.

PMID:
31521779
2.
3.

Medical instrument reprocessing: current issues with cleaning and cleaning monitoring.

Alfa MJ.

Am J Infect Control. 2019 Jun;47S:A10-A16. doi: 10.1016/j.ajic.2019.02.029. Review.

PMID:
31146843
4.

Evaluation of an overnight non-culture test for detection of viable Gram-negative bacteria in endoscope channels.

Singh H, Duerksen DR, Schultz G, Reidy C, DeGagne P, Olson N, Nugent Z, Alfa MJ.

Endosc Int Open. 2019 Feb;7(2):E268-E273. doi: 10.1055/a-0808-4342. Epub 2019 Jan 30.

5.

A comparative study of the gut microbiota in immune-mediated inflammatory diseases-does a common dysbiosis exist?

Forbes JD, Chen CY, Knox NC, Marrie RA, El-Gabalawy H, de Kievit T, Alfa M, Bernstein CN, Van Domselaar G.

Microbiome. 2018 Dec 13;6(1):221. doi: 10.1186/s40168-018-0603-4.

6.

Clostridium neonatale sp. nov. linked to necrotizing enterocolitis in neonates and a clarification of species assignable to the genus Clostridium (Prazmowski 1880) emend. Lawson and Rainey 2016.

Bernard K, Burdz T, Wiebe D, Alfa M, Bernier AM.

Int J Syst Evol Microbiol. 2018 Aug;68(8):2416-2423. doi: 10.1099/ijsem.0.002827. Epub 2018 Jun 11.

PMID:
29889020
7.

Multisite evaluation of environmental cleanliness of high-touch surfaces in intensive care unit patient rooms.

Hopman J, Donskey CJ, Boszczowski I, Alfa MJ.

Am J Infect Control. 2018 Oct;46(10):1198-1200. doi: 10.1016/j.ajic.2018.03.031. Epub 2018 May 24.

PMID:
29803595
8.

Evaluation of adenosine triphosphate test for cleaning assessment of gastroscopes and the effect on workload in a busy endoscopy center.

Schmitt C, Pires Maciel AL, Boszczowski I, da Silva TP, Neves EAJ, Rossini GF, Rizek C, Costa SF, Lourenço RF, Alfa MJ.

Am J Infect Control. 2018 Oct;46(10):1110-1114. doi: 10.1016/j.ajic.2018.04.215. Epub 2018 May 18.

PMID:
29784442
9.

Impact of cleaning monitoring combined with channel purge storage on elimination of Escherichia coli and environmental bacteria from duodenoscopes.

Singh H, Duerksen DR, Schultz G, Reidy C, DeGagne P, Olson N, Nugent Z, Bernard KA, Alfa MJ.

Gastrointest Endosc. 2018 Aug;88(2):292-302. doi: 10.1016/j.gie.2018.02.018. Epub 2018 Feb 21.

PMID:
29476844
10.

A Randomized Placebo Controlled Clinical Trial to Determine the Impact of Digestion Resistant Starch MSPrebiotic® on Glucose, Insulin, and Insulin Resistance in Elderly and Mid-Age Adults.

Alfa MJ, Strang D, Tappia PS, Olson N, DeGagne P, Bray D, Murray BL, Hiebert B.

Front Med (Lausanne). 2018 Jan 22;4:260. doi: 10.3389/fmed.2017.00260. eCollection 2017.

11.

Sterile Reverse Osmosis Water Combined with Friction Are Optimal for Channel and Lever Cavity Sample Collection of Flexible Duodenoscopes.

Alfa MJ, Singh H, Nugent Z, Duerksen D, Schultz G, Reidy C, DeGagne P, Olson N.

Front Med (Lausanne). 2017 Nov 7;4:191. doi: 10.3389/fmed.2017.00191. eCollection 2017.

12.

Simulated-Use Polytetrafluorethylene Biofilm Model: Repeated Rounds of Complete Reprocessing Lead to Accumulation of Organic Debris and Viable Bacteria.

Alfa MJ, Singh H, Nugent Z, Duerksen D, Schultz G, Reidy C, DeGagne P, Olson N.

Infect Control Hosp Epidemiol. 2017 Nov;38(11):1284-1290. doi: 10.1017/ice.2017.215. Epub 2017 Oct 17.

PMID:
29039290
13.

Improper positioning of the elevator lever of duodenoscopes may lead to sequestered bacteria that survive disinfection by automated endoscope reprocessors.

Alfa MJ, Singh H, Duerksen DR, Schultz G, Reidy C, DeGagne P, Olson N.

Am J Infect Control. 2018 Jan;46(1):73-75. doi: 10.1016/j.ajic.2017.07.021. Epub 2017 Sep 14.

PMID:
28918989
14.

A novel polytetrafluoroethylene-channel model, which simulates low levels of culturable bacteria in buildup biofilm after repeated endoscope reprocessing.

Alfa MJ, Ribeiro MM, da Costa Luciano C, Franca R, Olson N, DeGagne P, Singh H.

Gastrointest Endosc. 2017 Sep;86(3):442-451.e1. doi: 10.1016/j.gie.2017.05.014. Epub 2017 May 24.

PMID:
28551023
15.

A randomized trial to determine the impact of a digestion resistant starch composition on the gut microbiome in older and mid-age adults.

Alfa MJ, Strang D, Tappia PS, Graham M, Van Domselaar G, Forbes JD, Laminman V, Olson N, DeGagne P, Bray D, Murray BL, Dufault B, Lix LM.

Clin Nutr. 2018 Jun;37(3):797-807. doi: 10.1016/j.clnu.2017.03.025. Epub 2017 Mar 31.

16.

Statistical Analysis of Mineral Concentration for the Geographic Identification of Garlic Samples from Sicily (Italy), Tunisia and Spain.

Vadalà R, Mottese AF, Bua GD, Salvo A, Mallamace D, Corsaro C, Vasi S, Giofrè SV, Alfa M, Cicero N, Dugo G.

Foods. 2016 Mar 15;5(1). pii: E20. doi: 10.3390/foods5010020.

17.

Evaluation of the ability of different detergents and disinfectants to remove and kill organisms in traditional biofilm.

da Costa Luciano C, Olson N, Tipple AF, Alfa M.

Am J Infect Control. 2016 Nov 1;44(11):e243-e249. doi: 10.1016/j.ajic.2016.03.040. Epub 2016 May 24.

PMID:
27234012
18.

In vitro evaluation of the effect of linezolid and levofloxacin on Bacillus anthracis toxin production, spore formation and cell growth.

Head BM, Alfa M, Sitar DS, Rubinstein E, Meyers AF.

J Antimicrob Chemother. 2017 Feb;72(2):417-420. doi: 10.1093/jac/dkw427. Epub 2016 Oct 17.

PMID:
27798209
19.

A Roundtable Discussion: Combating the Complex Challenge of Healthcare-Associated Infections.

Loughlin S, Alfa M, Arduino M, Gaffey A, Kumar A, Scott P, Swenson D, Tomac D, Waldowski L.

Biomed Instrum Technol. 2016 Jul-Aug;50(4):282-8. doi: 10.2345/0899-8205-50.4.282. No abstract available.

PMID:
27413832
20.

A new buildup biofilm model that mimics accumulation of material in flexible endoscope channels.

da Costa Luciano C, Olson N, DeGagne P, Franca R, Tipple AFV, Alfa M.

J Microbiol Methods. 2016 Aug;127:224-229. doi: 10.1016/j.mimet.2016.06.022. Epub 2016 Jun 21.

PMID:
27345713
21.
22.

Current issues result in a paradigm shift in reprocessing medical and surgical instruments.

Alfa MJ.

Am J Infect Control. 2016 May 2;44(5 Suppl):e41-5. doi: 10.1016/j.ajic.2016.01.020. Review.

PMID:
27131134
23.

Characterization of endotoxins on orthopaedic fixation screws, using physicochemical surface analyses.

França R, Alfa M, Olson N, Yahia L, Sacher E.

J Orthop Res. 2017 Feb;35(2):240-247. doi: 10.1002/jor.23271. Epub 2016 Jun 24.

24.

Reproducible elimination of Clostridium difficile spores using a clinical area washer disinfector in 3 different health care sites.

MacDonald K, Bishop J, Dobbyn B, Kibsey P, Alfa MJ.

Am J Infect Control. 2016 Jul 1;44(7):e107-11. doi: 10.1016/j.ajic.2016.01.024. Epub 2016 Mar 31.

PMID:
27040564
25.

Physical and composition characteristics of clinical secretions compared with test soils used for validation of flexible endoscope cleaning.

Alfa MJ, Olson N.

J Hosp Infect. 2016 May;93(1):83-8. doi: 10.1016/j.jhin.2016.01.023. Epub 2016 Feb 27.

26.

Expression patterns and quantitative assessment of neurochemical markers in the lung of the gray bichir, Polypterus senegalus (Cuvier, 1829).

Lauriano ER, Icardo JM, Zaccone D, Kuciel M, Satora L, Alesci A, Alfa M, Zaccone G.

Acta Histochem. 2015 Oct;117(8):738-46. doi: 10.1016/j.acthis.2015.08.007. Epub 2015 Sep 9.

PMID:
26362573
27.

Correlation between dioxin and endometriosis: an epigenetic route to unravel the pathogenesis of the disease.

Sofo V, Götte M, Laganà AS, Salmeri FM, Triolo O, Sturlese E, Retto G, Alfa M, Granese R, Abrão MS.

Arch Gynecol Obstet. 2015 Nov;292(5):973-86. doi: 10.1007/s00404-015-3739-5. Epub 2015 Apr 29. Review.

PMID:
25920525
28.

Microfiber cloths reduce the transfer of Clostridium difficile spores to environmental surfaces compared with cotton cloths.

Trajtman AN, Manickam K, Alfa MJ.

Am J Infect Control. 2015 Jul 1;43(7):686-9. doi: 10.1016/j.ajic.2015.03.002. Epub 2015 Apr 20.

PMID:
25907782
29.

Intra-cavitary ultrasound probes: cleaning and high-level disinfection are necessary for both the probe head and handle to reduce the risk of infection transmission.

Alfa MJ.

Infect Control Hosp Epidemiol. 2015 May;36(5):585-6. doi: 10.1017/ice.2015.13. No abstract available.

PMID:
25880679
30.

Adenosine tri-phosphate (ATP)-based cleaning monitoring in health care: how rapidly does environmental ATP deteriorate?

Alfa MJ, Olson N, Murray BL.

J Hosp Infect. 2015 May;90(1):59-65. doi: 10.1016/j.jhin.2015.01.020. Epub 2015 Feb 26.

PMID:
25794441
31.

Use of a daily disinfectant cleaner instead of a daily cleaner reduced hospital-acquired infection rates.

Alfa MJ, Lo E, Olson N, MacRae M, Buelow-Smith L.

Am J Infect Control. 2015 Feb;43(2):141-6. doi: 10.1016/j.ajic.2014.10.016. Epub 2014 Dec 18.

32.

Fertilizer and sanitary quality of digestate biofertilizer from the co-digestion of food waste and human excreta.

Owamah HI, Dahunsi SO, Oranusi US, Alfa MI.

Waste Manag. 2014 Apr;34(4):747-52. doi: 10.1016/j.wasman.2014.01.017. Epub 2014 Feb 18.

PMID:
24556263
33.

Evaluation of MRSASelect (™) chromogenic medium for the early detection of methicillin-resistant Staphylococcus aureus from blood cultures.

Manickam K, Walkty A, Lagacé-Wiens PR, Adam H, Swan B, McAdam B, Pieroni P, Alfa M, Karlowsky JA.

Can J Infect Dis Med Microbiol. 2013 Winter;24(4):e113-6.

34.

Comparison of washer-disinfector cleaning indicators: impact of temperature and cleaning cycle parameters.

Alfa MJ, Olson N.

Am J Infect Control. 2014 Feb;42(2):e23-6. doi: 10.1016/j.ajic.2013.10.005.

PMID:
24485382
35.

Pets are 'risky business' for patients undergoing continuous ambulatory peritoneal dialysis.

Al-Fifi YS, Sathianathan C, Murray BL, Alfa MJ.

Can J Infect Dis Med Microbiol. 2013 Fall;24(3):e96-8.

37.

Comparison of clinically relevant benchmarks and channel sampling methods used to assess manual cleaning compliance for flexible gastrointestinal endoscopes.

Alfa MJ, Olson N, Murray BL.

Am J Infect Control. 2014 Jan;42(1):e1-5. doi: 10.1016/j.ajic.2013.08.007.

PMID:
24388478
38.
39.

Monitoring and improving the effectiveness of cleaning medical and surgical devices.

Alfa MJ.

Am J Infect Control. 2013 May;41(5 Suppl):S56-9. doi: 10.1016/j.ajic.2012.12.006. Review.

PMID:
23622750
40.

Continuing performance feedback and use of the ultraviolet visible marker to assess cleaning compliance in the healthcare environment.

Trajtman AN, Manickam K, Macrae M, Bruning NS, Alfa MJ.

J Hosp Infect. 2013 Jun;84(2):166-72. doi: 10.1016/j.jhin.2013.03.004. Epub 2013 Apr 28.

PMID:
23631799
41.

Detection of Clostridium difficile in retail ground meat products in Manitoba.

Visser M, Sephri S, Olson N, Du T, Mulvey MR, Alfa MJ.

Can J Infect Dis Med Microbiol. 2012 Spring;23(1):28-30. Erratum in: Can J Infect Dis Med Microbiol. 2012 Winter;23(4):244. Sepehrim, Shadi [corrected to Sephri, Shadi].

42.

CHROMagar Orientation medium reduces urine culture workload.

Manickam K, Karlowsky JA, Adam H, Lagacé-Wiens PR, Rendina A, Pang P, Murray BL, Alfa MJ.

J Clin Microbiol. 2013 Apr;51(4):1179-83. doi: 10.1128/JCM.02877-12. Epub 2013 Jan 30.

43.

Evaluation of an algorithmic approach in comparison with the Illumigene assay for laboratory diagnosis of Clostridium difficile infection.

Walkty A, Lagacé-Wiens PR, Manickam K, Adam H, Pieroni P, Hoban D, Karlowsky JA, Alfa M.

J Clin Microbiol. 2013 Apr;51(4):1152-7. doi: 10.1128/JCM.03203-12. Epub 2013 Jan 30.

44.

Alkaline detergent combined with a routine ward bedpan washer disinfector cycle eradicates Clostridium difficile spores from the surface of plastic bedpans.

Alfa MJ, Olson N, Buelow-Smith L, Murray BL.

Am J Infect Control. 2013 Apr;41(4):381-3. doi: 10.1016/j.ajic.2012.04.326. Epub 2012 Oct 4.

PMID:
23040603
45.

Validation of adenosine triphosphate to audit manual cleaning of flexible endoscope channels.

Alfa MJ, Fatima I, Olson N.

Am J Infect Control. 2013 Mar;41(3):245-8. doi: 10.1016/j.ajic.2012.03.018. Epub 2012 Sep 11.

PMID:
22980510
46.

The adenosine triphosphate test is a rapid and reliable audit tool to assess manual cleaning adequacy of flexible endoscope channels.

Alfa MJ, Fatima I, Olson N.

Am J Infect Control. 2013 Mar;41(3):249-53. doi: 10.1016/j.ajic.2012.03.015. Epub 2012 Sep 11.

PMID:
22975364
47.

Identification of blood culture isolates directly from positive blood cultures by use of matrix-assisted laser desorption ionization-time of flight mass spectrometry and a commercial extraction system: analysis of performance, cost, and turnaround time.

Lagacé-Wiens PR, Adam HJ, Karlowsky JA, Nichol KA, Pang PF, Guenther J, Webb AA, Miller C, Alfa MJ.

J Clin Microbiol. 2012 Oct;50(10):3324-8. doi: 10.1128/JCM.01479-12. Epub 2012 Aug 8.

48.

Re-evaluation of rejection criteria for endotracheal tube (ETT) specimens from adult patients.

Walkty A, Lagacé-Wiens PR, Manickam K, Adam H, Pieroni P, Alfa M, Karlowsky JA.

J Med Microbiol. 2012 Sep;61(Pt 9):1306-10. doi: 10.1099/jmm.0.042333-0. Epub 2012 Jun 14.

PMID:
22700550
49.

The 'pandora's box' dilemma: reprocessing of implantable screws and plates in orthopedic tray sets.

Alfa MJ.

Biomed Instrum Technol. 2012 Spring;Suppl:55-9. doi: 10.2345/0899-8205-12.1.55. No abstract available.

PMID:
22559778
50.

Change in antimicrobial susceptibility of Escherichia coli urinary tract isolates at a single institution over a period of 10 years.

Walkty A, Lagacé-Wiens PR, Karlowsky JA, Hoban DJ, Manickam K, Adam H, Pieroni P, Alfa M.

Can J Microbiol. 2012 Mar;58(3):345-9. doi: 10.1139/w2012-001. Epub 2012 Feb 27.

PMID:
22369590

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