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Items: 1 to 50 of 86

1.
2.

Quantitation of Cannabinoids in Breath Samples Using a Novel Derivatization LC-MS/MS Assay with Ultra-High Sensitivity.

Luo YR, Yun C, Lynch KL.

J Anal Toxicol. 2019 Jun 1;43(5):331-339. doi: 10.1093/jat/bkz023.

PMID:
30951168
3.

Azo coupling-based derivatization method for high-sensitivity liquid chromatography-tandem mass spectrometry analysis of tetrahydrocannabinol and other aromatic compounds.

Luo YR, Han J, Yun C, Lynch KL.

J Chromatogr A. 2019 Jul 19;1597:109-118. doi: 10.1016/j.chroma.2019.03.022. Epub 2019 Mar 14.

PMID:
30910385
4.

Evidence for Biotic Perchlorate Reduction in Naturally Perchlorate-Rich Sediments of Pilot Valley Basin, Utah.

Lynch KL, Jackson WA, Rey K, Spear JR, Rosenzweig F, Munakata-Marr J.

Astrobiology. 2019 May;19(5):629-641. doi: 10.1089/ast.2018.1864. Epub 2019 Mar 1.

PMID:
30822097
5.

Loperamide associated torsades de pointes, in the setting of complete heart block at marginally supratherapeutic dosing (20mg/day).

Goodnough R, Nomura M, Badea A, Lynch KL, Benowitz NL, Tsutaoka B.

Clin Toxicol (Phila). 2019 Feb 19:1-2. doi: 10.1080/15563650.2019.1578369. [Epub ahead of print] No abstract available.

PMID:
30777457
6.

A Liquid-Chromatography High-Resolution Mass Spectrometry Method for Non-FDA Approved Benzodiazepines.

van Wijk XMR, Yun C, Hooshfar S, Arens AM, Lung D, Wu AHB, Lynch KL.

J Anal Toxicol. 2019 May 1;43(4):316-320. doi: 10.1093/jat/bky092.

PMID:
30462225
7.

Drug Screening Using Liquid Chromatography Quadrupole Time-of-Flight (LC-QqTOF) Mass Spectrometry.

Colby JM, Lynch KL.

Methods Mol Biol. 2019;1872:181-190. doi: 10.1007/978-1-4939-8823-5_17.

PMID:
30350290
8.

Case of brodifacoum-contaminated synthetic cannabinoid.

Riley SB, Sochat M, Moser K, Lynch KL, Tochtrop R, Isbell TS, Scalzo A.

Clin Toxicol (Phila). 2019 Feb;57(2):143-144. doi: 10.1080/15563650.2018.1502444. Epub 2018 Aug 27. No abstract available.

PMID:
30148410
9.

Accreditation and Quality Assurance for Clinical Liquid Chromatography-Mass Spectrometry Laboratories.

Lynch KL.

Clin Lab Med. 2018 Sep;38(3):515-526. doi: 10.1016/j.cll.2018.05.002. Epub 2018 Jul 20. Review.

PMID:
30115395
10.

Notes from the Field: Toxic Leukoencephalopathy Associated with Tianeptine Misuse - California, 2017.

Goodnough R, Li K, Fouladkou F, Lynch KL, Shah M, Smollin CG, Blanc PD.

MMWR Morb Mortal Wkly Rep. 2018 Jul 13;67(27):769-770. doi: 10.15585/mmwr.mm6727a5. No abstract available.

11.

Level of Alcohol Consumption and Successful Smoking Cessation.

Lynch KL, Twesten JE, Stern A, Augustson EM.

Nicotine Tob Res. 2018 Jul 7. doi: 10.1093/ntr/nty142. [Epub ahead of print]

PMID:
29986105
12.

Achalasia Patients Are at Nutritional Risk Regardless of Presenting Weight Category.

Newberry C, Vajravelu RK, Pickett-Blakely O, Falk G, Yang YX, Lynch KL.

Dig Dis Sci. 2018 May;63(5):1243-1249. doi: 10.1007/s10620-018-4985-8. Epub 2018 Feb 22.

PMID:
29468378
13.

Suspect Screening Using LC-QqTOF Is a Useful Tool for Detecting Drugs in Biological Samples.

Colby JM, Thoren KL, Lynch KL.

J Anal Toxicol. 2018 May 1;42(4):207-213. doi: 10.1093/jat/bkx107.

PMID:
29309651
14.

Lack of proton pump inhibitor trial prior to commencing therapy for eosinophilic esophagitis is common in the community.

Whitson MJ, Lynch KL, Yang YX, Metz DC, Falk GW.

Dis Esophagus. 2018 May 1;31(5). doi: 10.1093/dote/dox143.

PMID:
29293904
15.

Evaluation of Intraosseous Fluid as an Alternative Biological Specimen in Postmortem Toxicology.

Rodda LN, Volk JA, Moffat E, Williams CM, Lynch KL, Wu AHB.

J Anal Toxicol. 2018 Apr 1;42(3):163-169. doi: 10.1093/jat/bkx096.

PMID:
29272445
16.

Cannabis Intoxication Case Series: The Dangers of Edibles Containing Tetrahydrocannabinol.

Vo KT, Horng H, Li K, Ho RY, Wu AHB, Lynch KL, Smollin CG.

Ann Emerg Med. 2018 Mar;71(3):306-313. doi: 10.1016/j.annemergmed.2017.09.008. Epub 2017 Nov 3.

PMID:
29103798
17.

Fentanyl, fentanyl analogs and novel synthetic opioids: A comprehensive review.

Armenian P, Vo KT, Barr-Walker J, Lynch KL.

Neuropharmacology. 2018 May 15;134(Pt A):121-132. doi: 10.1016/j.neuropharm.2017.10.016. Epub 2017 Oct 14. Review.

PMID:
29042317
18.

Esophageal distensibility measurement: impact on clinical management and procedure length.

Ahuja NK, Agnihotri A, Lynch KL, Hoo-Fatt D, Onyimba F, McKnight M, Okeke FC, Garcia P, Dhalla S, Stein E, Pasricha PJ, Clarke JO.

Dis Esophagus. 2017 Aug 1;30(8):1-8. doi: 10.1093/dote/dox038.

PMID:
28575249
19.

Commentary.

Lynch KL.

Clin Chem. 2017 Jun;63(6):1072-1073. doi: 10.1373/clinchem.2016.268110. No abstract available.

20.

Clinical presentation and disease course of patients with esophagogastric junction outflow obstruction.

Lynch KL, Yang YX, Metz DC, Falk GW.

Dis Esophagus. 2017 Jun 1;30(6):1-6. doi: 10.1093/dote/dox004.

PMID:
28475741
21.

Anticholinergic toxicity associated with ingestion of water containing lupini bean extract.

Li K, van Wijk XMR, Hayashi S, Lynch KL, Wu AHB, Smollin CG.

Clin Toxicol (Phila). 2017 Aug;55(7):687-688. doi: 10.1080/15563650.2017.1315821. Epub 2017 Apr 26. No abstract available.

PMID:
28443353
22.

Cocaine use is associated with a higher prevalence of elevated ST2 concentrations.

van Wijk XMR, Vittinghoff E, Wu AHB, Lynch KL, Riley ED.

Clin Biochem. 2017 Sep;50(13-14):791-793. doi: 10.1016/j.clinbiochem.2017.04.015. Epub 2017 Apr 23.

23.

What is the clinical significance of esophagogastric junction outflow obstruction? evaluation of 60 patients at a tertiary referral center.

Okeke FC, Raja S, Lynch KL, Dhalla S, Nandwani M, Stein EM, Chander Roland B, Khashab MA, Saxena P, Kumbhari V, Ahuja NK, Clarke JO.

Neurogastroenterol Motil. 2017 Jun;29(6). doi: 10.1111/nmo.13061. Epub 2017 Apr 9.

PMID:
28393437
24.

Three-Dimensional Anorectal Manometry Enhances Diagnostic Gain by Detecting Sphincter Defects and Puborectalis Pressure.

Raja S, Okeke FC, Stein EM, Dhalla S, Nandwani M, Lynch KL, Gyawali CP, Clarke JO.

Dig Dis Sci. 2017 Dec;62(12):3536-3541. doi: 10.1007/s10620-017-4466-5. Epub 2017 Feb 13.

PMID:
28194667
25.

Biosignature Preservation and Detection in Mars Analog Environments.

Hays LE, Graham HV, Des Marais DJ, Hausrath EM, Horgan B, McCollom TM, Parenteau MN, Potter-McIntyre SL, Williams AJ, Lynch KL.

Astrobiology. 2017 Apr;17(4):363-400. doi: 10.1089/ast.2016.1627. Epub 2017 Feb 8. Review.

26.

Higher prevalence of detectable troponin I among cocaine-users without known cardiovascular disease.

Riley ED, Hsue PY, Vittinghoff E, Wu AH, Coffin PO, Moore PK, Lynch KL.

Drug Alcohol Depend. 2017 Mar 1;172:88-93. doi: 10.1016/j.drugalcdep.2016.11.039. Epub 2017 Jan 19.

27.

Multiple Fentanyl Overdoses - New Haven, Connecticut, June 23, 2016.

Tomassoni AJ, Hawk KF, Jubanyik K, Nogee DP, Durant T, Lynch KL, Patel R, Dinh D, Ulrich A, D'Onofrio G.

MMWR Morb Mortal Wkly Rep. 2017 Feb 3;66(4):107-111. doi: 10.15585/mm6604a4.

28.

Optimization and Validation of High-Resolution Mass Spectrometry Data Analysis Parameters.

Colby JM, Thoren KL, Lynch KL.

J Anal Toxicol. 2017 Jan;41(1):1-5. doi: 10.1093/jat/bkw112. Epub 2016 Oct 6.

PMID:
28130542
29.

Is Obesity Associated with Barrett's Esophagus and Esophageal Adenocarcinoma?

Lynch KL.

Gastroenterol Clin North Am. 2016 Dec;45(4):615-624. doi: 10.1016/j.gtc.2016.07.002. Review.

PMID:
27837776
30.

A comparison of methods for evaluation of a case of suspected macro-aspartate aminotransferase.

van Wijk XMR, Magee CA, Wu AHB, Tana MM, Lynch KL.

Clin Chim Acta. 2016 Dec 1;463:1-3. doi: 10.1016/j.cca.2016.10.011. Epub 2016 Oct 11.

PMID:
27732874
31.

Synthetic agents off the darknet: a case of U-47700 and phenazepam abuse.

Vo KT, van Wijk XM, Wu AH, Lynch KL, Ho RY.

Clin Toxicol (Phila). 2017 Jan;55(1):71-72. doi: 10.1080/15563650.2016.1240806. Epub 2016 Oct 13. No abstract available.

PMID:
27736261
32.

Adverse Effects From Counterfeit Alprazolam Tablets.

Arens AM, van Wijk XM, Vo KT, Lynch KL, Wu AH, Smollin CG.

JAMA Intern Med. 2016 Oct 1;176(10):1554-1555. doi: 10.1001/jamainternmed.2016.4306. No abstract available.

PMID:
27532131
33.

Levamisole-Contaminated Cocaine Use in HIV-Infected and Uninfected Unstably Housed Women.

Riley ED, Kral AH, Cohen J, Dilworth SE, Shumway M, Lynch KL.

J Womens Health (Larchmt). 2016 Sep;25(9):936-43. doi: 10.1089/jwh.2015.5532. Epub 2016 May 20.

34.

Counterfeit Norco Poisoning Outbreak - San Francisco Bay Area, California, March 25-April 5, 2016.

Vo KT, van Wijk XM, Lynch KL, Wu AH, Smollin CG.

MMWR Morb Mortal Wkly Rep. 2016 Apr 29;65(16):420-3. doi: 10.15585/mmwr.mm6516e1.

35.

Development and Validation of a Novel LC-MS/MS Opioid Confirmation Assay: Evaluation of β-glucuronidase Enzymes and Sample Cleanup Methods.

Yang HS, Wu AH, Lynch KL.

J Anal Toxicol. 2016 Jun;40(5):323-9. doi: 10.1093/jat/bkw026. Epub 2016 Apr 26.

PMID:
27121711
36.

Clenbuterol causing non-ST-segment elevation myocardial infarction in a teenage female desiring to lose weight: case and brief literature review.

Quinley KE, Chen HY, Yang HS, Lynch KL, Olson KR.

Am J Emerg Med. 2016 Aug;34(8):1739.e5-7. doi: 10.1016/j.ajem.2015.12.086. Epub 2016 Jan 6. Review. No abstract available.

PMID:
26873408
37.

Development and validation of an LC-MS/MS sulfonylurea assay for hypoglycemia cases in the emergency department.

Yang HS, Wu AH, Johnson-Davis KL, Lynch KL.

Clin Chim Acta. 2016 Feb 15;454:130-4. doi: 10.1016/j.cca.2016.01.007. Epub 2016 Jan 12.

PMID:
26790752
38.

A two-week pilot study of intranasal oxytocin for cocaine-dependent individuals receiving methadone maintenance treatment for opioid use disorder.

Stauffer CS, Musinipally V, Suen A, Lynch KL, Shapiro B, Woolley JD.

Addict Res Theory. 2016;24(6):490-498. doi: 10.3109/16066359.2016.1173682. Epub 2016 May 25.

39.

Comparison of Information-Dependent Acquisition on a Tandem Quadrupole TOF vs a Triple Quadrupole Linear Ion Trap Mass Spectrometer for Broad-Spectrum Drug Screening.

Thoren KL, Colby JM, Shugarts SB, Wu AH, Lynch KL.

Clin Chem. 2016 Jan;62(1):170-8. doi: 10.1373/clinchem.2015.241315. Epub 2015 Oct 9.

40.

CLSI C62-A: A New Standard for Clinical Mass Spectrometry.

Lynch KL.

Clin Chem. 2016 Jan;62(1):24-9. doi: 10.1373/clinchem.2015.238626. Epub 2015 Oct 1. No abstract available.

41.

Analysis of codeine positivity in urine of pain management patients.

Colby JM, Wu AH, Lynch KL.

J Anal Toxicol. 2015 Jun;39(5):407-10. doi: 10.1093/jat/bkv031. Epub 2015 Apr 2.

PMID:
25840440
42.

Promethazine use among chronic pain patients.

Lynch KL, Shapiro BJ, Coffa D, Novak SP, Kral AH.

Drug Alcohol Depend. 2015 May 1;150:92-7. doi: 10.1016/j.drugalcdep.2015.02.023. Epub 2015 Feb 26.

43.

Gender is a determinative factor in the initial clinical presentation of eosinophilic esophagitis.

Lynch KL, Dhalla S, Chedid V, Ravich WJ, Stein EM, Montgomery EA, Bochner BS, Clarke JO.

Dis Esophagus. 2016 Feb-Mar;29(2):174-8. doi: 10.1111/dote.12307. Epub 2015 Jan 27. Review.

PMID:
25626069
44.

Cross-reactivity of acetylfentanyl and risperidone with a fentanyl immunoassay.

Wang BT, Colby JM, Wu AH, Lynch KL.

J Anal Toxicol. 2014 Nov-Dec;38(9):672-5. doi: 10.1093/jat/bku103. Epub 2014 Sep 23.

PMID:
25248490
45.

Heterochromatin controls γH2A localization in Neurospora crassa.

Sasaki T, Lynch KL, Mueller CV, Friedman S, Freitag M, Lewis ZA.

Eukaryot Cell. 2014 Aug;13(8):990-1000. doi: 10.1128/EC.00117-14. Epub 2014 May 30.

46.

Biological variation of β-sitosterol, campesterol, and lathosterol as cholesterol absorption and synthesis biomarkers.

Wu AH, Ruan W, Todd J, Lynch KL.

Clin Chim Acta. 2014 Mar 20;430:43-7. doi: 10.1016/j.cca.2013.12.040. Epub 2014 Jan 4.

PMID:
24394292
47.

Multi-wavelength spectrophotometric analysis for detection of xanthochromia in cerebrospinal fluid and accuracy for the diagnosis of subarachnoid hemorrhage.

Smith A, Wu AH, Lynch KL, Ko N, Grenache DG.

Clin Chim Acta. 2013 Sep 23;424:231-6. doi: 10.1016/j.cca.2013.06.017. Epub 2013 Jun 22.

PMID:
23800427
48.

The influence of sporadic anovulation on hormone levels in ovulatory cycles.

Hambridge HL, Mumford SL, Mattison DR, Ye A, Pollack AZ, Bloom MS, Mendola P, Lynch KL, Wactawski-Wende J, Schisterman EF.

Hum Reprod. 2013 Jun;28(6):1687-94. doi: 10.1093/humrep/det090. Epub 2013 Apr 15.

49.

Prolonged ceftriaxone-induced immune thrombocytopenia due to impaired drug clearance: a case report.

Jacquot C, Moayeri M, Kim B, Shugarts S, Lynch KL, Leavitt AD.

Transfusion. 2013 Nov;53(11):2715-21. doi: 10.1111/trf.12138. Epub 2013 Mar 3.

PMID:
23451879
50.

Cross-reactivity studies and predictive modeling of "Bath Salts" and other amphetamine-type stimulants with amphetamine screening immunoassays.

Petrie M, Lynch KL, Ekins S, Chang JS, Goetz RJ, Wu AH, Krasowski MD.

Clin Toxicol (Phila). 2013 Feb;51(2):83-91. doi: 10.3109/15563650.2013.768344.

PMID:
23387345

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