RNA–protein analysis using a conditional CRISPR nuclease
Lee, Ho Young, Haurwitz, Rachel E., Apffel, Alex, Zhou, Kaihong, Smart, Brian, Wenger, Craig D., Laderman, Stephen, Bruhn, Laurakay, Doudna, Jennifer A.
Published in Proceedings of the National Academy of Sciences - PNAS (02.04.2013)
Published in Proceedings of the National Academy of Sciences - PNAS (02.04.2013)
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Journal Article
Analysis of Oligonucleotides by HPLC−Electrospray Ionization Mass Spectrometry
Apffel, Alex, Chakel, John A, Fischer, Steven, Lichtenwalter, Kay, Hancock, William S
Published in Analytical chemistry (Washington) (01.04.1997)
Published in Analytical chemistry (Washington) (01.04.1997)
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Journal Article
Quasi-Continuous IR-MALDESI Source Coupled to a Q-TOF Mass Spectrometer for Direct Analysis from Well Plates
Arciniega, Cristina, Garrard, Kenneth P., Guymon, Jacob P., Manni, Jeffrey G., Apffel, Alex, Fjeldsted, John C., Muddiman, David C.
Published in Journal of mass spectrometry. (01.01.2023)
Published in Journal of mass spectrometry. (01.01.2023)
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Journal Article
PeakDecoder enables machine learning-based metabolite annotation and accurate profiling in multidimensional mass spectrometry measurements
Bilbao, Aivett, Munoz, Nathalie, Kim, Joonhoon, Orton, Daniel J., Gao, Yuqian, Poorey, Kunal, Pomraning, Kyle R., Weitz, Karl, Burnet, Meagan, Nicora, Carrie D., Wilton, Rosemarie, Deng, Shuang, Dai, Ziyu, Oksen, Ethan, Gee, Aaron, Fasani, Rick A., Tsalenko, Anya, Tanjore, Deepti, Gardner, James, Smith, Richard D., Michener, Joshua K., Gladden, John M., Baker, Erin S., Petzold, Christopher J., Kim, Young-Mo, Apffel, Alex, Magnuson, Jon K., Burnum-Johnson, Kristin E.
Published in Nature communications (28.04.2023)
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Published in Nature communications (28.04.2023)
Journal Article
Quasi‐continuous infrared matrix‐assisted laser desorption electrospray ionization source coupled to a quadrupole time‐of‐flight mass spectrometer for direct analysis from well plates
Arciniega, Cristina, Garrard, Kenneth P., Guymon, Jacob P., Manni, Jeffrey G., Apffel, Alex, Fjeldsted, John C., Muddiman, David C.
Published in Journal of mass spectrometry. (01.01.2023)
Published in Journal of mass spectrometry. (01.01.2023)
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Journal Article
PeakDecoder enables machine learning-based metabolite annotation and accurate profiling in multidimensional mass spectrometry measurements
Bilbao, Aivett, Munoz, Nathalie, Kim, Joonhoon, Orton, Daniel J, Gao, Yuqian, Poorey, Kunal, Pomraning, Kyle R, Weitz, Karl, Burnet, Meagan, Nicora, Carrie D, Wilton, Rosemarie, Deng, Shuang, Dai, Ziyu, Oksen, Ethan, Gee, Aaron, Fasani, Rick A, Tsalenko, Anya, Tanjore, Deepti, Gardner, James, Smith, Richard D, Michener, Joshua K, Gladden, John M, Baker, Erin S, Petzold, Christopher J, Kim, Young-Mo, Apffel, Alex, Magnuson, Jon K, Burnum-Johnson, Kristin E
Published in Nature communications (28.04.2023)
Published in Nature communications (28.04.2023)
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Journal Article
Enhanced sensitivity for peptide mapping with electrospray liquid chromatography-mass spectrometry in the presence of signal suppression due to trifluoroacetic acid-containing mobile phases
Apffel, Alex, Fischer, Steven, Goldberg, Gerson, Goodley, Paul C., Kuhlmann, Frank E.
Published in Journal of Chromatography A (29.09.1995)
Published in Journal of Chromatography A (29.09.1995)
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Journal Article
Hydrophobic and electrostatic forces control the retention of membrane peptides and proteins with an immobilised phosphatidic acid column
Davies-Tuck, Miranda, Lee, Tzong-Hsien, Apffel, Alex, Aguilar, Marie-Isabel
Published in Journal of Chromatography A (13.07.2007)
Published in Journal of Chromatography A (13.07.2007)
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Journal Article
Conference Proceeding
Use of on-line mass spectrometric detection in capillary electrochromatography
Choudhary, Gargi, Apffel, Alex, Yin, Hongfeng, Hancock, William
Published in Journal of Chromatography A (28.07.2000)
Published in Journal of Chromatography A (28.07.2000)
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Book Review
Journal Article
Plant proteogenomics: from protein extraction to improved gene predictions
Chapman, Brett, Castellana, Natalie, Apffel, Alex, Ghan, Ryan, Cramer, Grant R, Bellgard, Matthew, Haynes, Paul A, Van Sluyter, Steven C
Published in Methods in molecular biology (Clifton, N.J.) (2013)
Published in Methods in molecular biology (Clifton, N.J.) (2013)
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Journal Article
New procedure for the use of high-performance liquid chromatography–electrospray ionization mass spectrometry for the analysis of nucleotides and oligonucleotides
Apffel, Alex, Chakel, John A, Fischer, Steven, Lichtenwalter, Kay, Hancock, William S
Published in Journal of Chromatography A (08.08.1997)
Published in Journal of Chromatography A (08.08.1997)
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Journal Article
Conference Proceeding
Signal enhancement for gradient reverse-phase high-performance liquid chromatography-electrospray ionization mass spectrometry analysis with trifluoroacetic and other strong acid modifiers by postcolumn addition of propionic acid and isopropanol
Kuhlmann, Frank E., Apffel, Alex, Fischer, Steven M., Goldberg, Gerson, Goodley, Paul C.
Published in Journal of the American Society for Mass Spectrometry (01.12.1995)
Published in Journal of the American Society for Mass Spectrometry (01.12.1995)
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Journal Article
SPE-IMS-MS: An automated platform for sub-sixty second surveillance of endogenous metabolites and xenobiotics in biofluids
Zhang, Xing, Romm, Michelle, Zheng, Xueyun, Zink, Erika M, Kim, Young-Mo, Burnum-Johnson, Kristin E, Orton, Daniel J, Apffel, Alex, Ibrahim, Yehia M, Monroe, Matthew E, Moore, Ronald J, Smith, Jordan N, Ma, Jian, Renslow, Ryan S, Thomas, Dennis G, Blackwell, Anne E, Swinford, Glenn, Sausen, John, Kurulugama, Ruwan T, Eno, Nathan, Darland, Ed, Stafford, George, Fjeldsted, John, Metz, Thomas O, Teeguarden, Justin G, Smith, Richard D, Baker, Erin S
Published in Clinical mass spectrometry (Del Mar, Calif.) (01.12.2016)
Published in Clinical mass spectrometry (Del Mar, Calif.) (01.12.2016)
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Journal Article
Integrated genomic/Proteomic analysis
HANCOCK, W, APFFEL, A, CHAKEL, J, HAHNENBERGER, K, CHOUDHARY, G, TRAINS, J. A, PUNGOR, E
Published in Analytical chemistry (Washington) (01.11.1999)
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Published in Analytical chemistry (Washington) (01.11.1999)
Journal Article
Approaches to functional genomics: potential of matrix-assisted laser desorption ionization–time of flight mass spectrometry combined with separation methods for the analysis of DNA in biological samples
Lichtenwalter, Kay G., Apffel, Alex, Bai, Jian, Chakel, John A., Dai, Yuqin, Hahnenberger, Karen M., Li, Liang, Hancock, William S.
Published in Journal of chromatography. B, Biomedical sciences and applications (04.08.2000)
Published in Journal of chromatography. B, Biomedical sciences and applications (04.08.2000)
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Journal Article
Conference Proceeding
Effect of electric field on liquid chromatographic separation of peptide digests: Combining capillary separation techniques
Apffel, Alex, Yin, Hongfeng, Hancock, William S, McManigill, Douglass, Frenz, John, Wu, Shiaw-Lin
Published in Journal of Chromatography A (05.02.1999)
Published in Journal of Chromatography A (05.02.1999)
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Journal Article