Zobrazeno 1 - 10
of 79
pro vyhledávání: '"Sangwon Cha"'
Publikováno v:
Molecules, Vol 29, Iss 10, p 2192 (2024)
Sulfite, a widely used food additive, is subject to regulated labeling. The extraction of sulfite as the stable hydroxymethylsulfonate (HMS) form and its quantitative analysis by liquid chromatography-tandem mass spectrometry (LC-MS/MS) has been reco
Externí odkaz:
https://doaj.org/article/5efdc9466ca14240809755d3703cb5cb
Autor:
Jiyoon Park, Hang Su Cho, Dong Hyun Moon, Donghoon Lee, Youngjoo Kal, Sangwon Cha, Sang Kook Lee, Yeo Joon Yoon, Dong-Chan Oh
Publikováno v:
Frontiers in Marine Science, Vol 10 (2023)
The xiamycins are bioactive indolosesquiterpenoids that have been isolated from actinobacterial strains belonging to the Streptomyces genus. The overexpression of orf2011, which encodes the LuxR family regulator in a marine Streptomyces strain (HK18)
Externí odkaz:
https://doaj.org/article/ea58c06565344440b8daaca3f44abbcb
Autor:
Sung Jun An, Youngjoo Kal, Minjoo Jeong, Sumin Kang, Byeongho Kwak, Hyunsoo Kim, Shihyeon Ryu, Sangwon Cha
Publikováno v:
Molecules, Vol 28, Iss 21, p 7339 (2023)
Paper spray ionization mass spectrometry (PSI MS) has emerged as a notable method for the rapid analysis of biological samples. However, the typical cellulose-based paper tip is incompatible with protein detection due to the strong interaction betwee
Externí odkaz:
https://doaj.org/article/4b0053ccf06944a1a138f8f192a53bdf
Autor:
Jiwoong Kwon, Jong-Seok Park, Minsu Kang, Soobin Choi, Jumi Park, Gyeong Tae Kim, Changwook Lee, Sangwon Cha, Hyun-Woo Rhee, Sang-Hee Shim
Publikováno v:
Nature Communications, Vol 11, Iss 1, Pp 1-11 (2020)
Photoconvertible proteins occupy two color channels thereby limiting multicolour localisation microscopy applications. Here the authors present UnaG, a new green-to-dark photoswitching fluorescent protein for super-resolution imaging, whose activatio
Externí odkaz:
https://doaj.org/article/0321226231404acaae779b9ffd021c0d
Publikováno v:
Molecules, Vol 27, Iss 21, p 7582 (2022)
Nanospray desorption electrospray ionization (nano-DESI) is one of the ambient desorption ionization methods for mass spectrometry (MS), and it utilizes a steady-state liquid junction formed between two microcapillaries to directly extract analytes f
Externí odkaz:
https://doaj.org/article/9eda0657965e4d66992db412d25b6ae6
Autor:
Youngju Kal, Sangwon Cha
Publikováno v:
Molecules, Vol 26, Iss 1, p 93 (2020)
Paper spray ionization (PSI) is an extractive ambient ionization technique for mass spectrometry (MS), whereby a triangular paper tip serves as the sampling base and the electrospray tip. During PSI, analytes are extracted and transported to the edge
Externí odkaz:
https://doaj.org/article/8cafae90456e4b57a34a1eafb6c9425e
Autor:
Junhee Kim, Hyun-Deok Cho, Joon Hyuk Suh, Ji-Youn Lee, Eunyoung Lee, Chang Hwa Jin, Yu Wang, Sangwon Cha, Hosub Im, Sang Beom Han
Publikováno v:
Molecules, Vol 25, Iss 8, p 1763 (2020)
Many studies have analyzed nicotine metabolites in blood and urine to determine the toxicity caused by smoking, and assess exposure to cigarettes. Recently, hair and nails have been used as alternative samples for the evaluation of smoking, as not on
Externí odkaz:
https://doaj.org/article/7bb42626b544437b9311a3409a199f5b
Autor:
Zander Human, Kyuho Moon, Munyung Bae, Z Wilhelm de Beer, Sangwon Cha, Michael J. Wingfield, Bernard Slippers, Dong-Chan Oh, Stephanus Nicolaas Venter
Publikováno v:
Frontiers in Microbiology, Vol 7 (2016)
Common saprophytic fungi are seldom present in Protea infructescences, which is strange given the abundance of mainly dead plant tissue in this moist protected environment. We hypothesized that the absence of common saprophytic fungi in Protea infruc
Externí odkaz:
https://doaj.org/article/4147acb26b8541ebb50cf3853e7ef926
Autor:
Ji Hyeon Im, Daniel Shin, Yeon Hee Ban, Woong Sub Byun, Eun Seo Bae, Donghoon Lee, Young Eun Du, Jinsheng Cui, Yun Kwon, Sang-Jip Nam, Sangwon Cha, Sang Kook Lee, Yeo Joon Yoon, Dong-Chan Oh
Publikováno v:
Organic Letters. 24:7188-7193
A genomic and spectroscopic signature-based search revealed a cycloaromatized enediyne, jejucarboside A (
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d5c54e4000f95102d1000a1890a5fc04
https://doi.org/10.1021/acs.orglett.2c02934
https://doi.org/10.1021/acs.orglett.2c02934
Autor:
Sangwon Cha, Gwangbin Lee
Publikováno v:
Journal of the American Society for Mass Spectrometry. 32:315-321
Nanospray desorption electrospray ionization (nano-DESI) has been utilized in direct sampling mass spectrometry (MS) that requires highly spatially resolved sampling with minimal sample destruction. In this study, we explored the applicability of nan
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::626526eb51cd16e4cce5ed8ce79ee850
https://doi.org/10.1021/jasms.0c00333
https://doi.org/10.1021/jasms.0c00333