Chung Yeon Hwang

Assistant Professor,
School of Earth & Environmental Sciences, College of Natural Sciences, Seoul National University
Bldg 24 Rm 416, 1 Gwanak-ro, Gwanak-gu, Seoul 08826
Chung.hwang@snu.ac.kr


Education
Ph.D. 2008, Seoul National University, Microbial Oceanography
‘Significance of Viruses in the Mortality of Marine Bacteria Assessed by Transmission Electron Microscopy’
(supervision Prof. Dr. Byung C. Cho)
M.S. 2001, Seoul National University, Microbial Oceanography
‘A study on the ecological roles of viruses in the epipelagic zone of the midwestern East Sea in autumn’
(supervision Prof. Dr. Byung C. Cho)
B.S. 1999, Seoul National University, Oceanography


Experience
2019.9 – present Assistant Professor, School of Earth & Environmental Sciences, Seoul National University
2011.7 – 2019.8 Senior/Principal Research Scientist, Division of Life Sciences, Korea Polar Research Institute
2017.8 – 2018.7 Visiting Scientist, Scripps Institution of Oceanography, UCSD, USA (Prof. M. Vernet): Antarctic microbial ecosystem
2013.9 Visiting Scientist, University of Hawaii, USA (Prof. G. Steward): RNA viral metagenomics
2013.7 Visiting Scientist, University of Tucson, USA (Prof. M. Sullivan): DNA viral metagenomics
2012.9 – 2013.2 Lecturer, Department of Oceanography, Hanyang University
2010.3 – 2011.6 BK21 Assistant Research Professor, School of Earth & Environ Sciences, Seoul National University
2010.4 Visiting Scientist, Arctic Dasan Station: Isolation of bacteria and viruses from Arctic environments
2010.2 Visiting Trainer, University of Texas Health Science Center, USA (Prof. S. Hardies): Virus genomics
2008.3 – 2008.8 Lecturer, Department of Life Science, The University of Suwon
2008.2 – 2010.2 Post doctoral fellow, School of Earth & Environ Sciences, Seoul National University
2006.2 – 2006.4 Visiting Trainer, Tokai University, Japan (Prof. K. Nagata): Physical and ecological 3-D modeling using COSMOS and EUTROP programs
2004.1 – 2004.3 Visiting Trainer, Laboratoire d'Oceanographie de Villefranche-sur-mer, France (Dr. M. Weinbauer): Study on lysogeny in the mesopelagic zone of the Mediterranean Sea using flow cytometer
2003.1 – 2004.4 Visiting Trainer, University of Aarhus, Denmark (Prof. N. P. Revsbech): Construction of oxygen microsensor and its use in measurement of photosynthetic rates in tidal flats
2000.8 – 2000.9 Visiting Trainer, Kalmar University, Sweden (Prof. Å. Hagström): Study on quantification of specific genes of marine bacteria using Real-time PCR


Publication List
1. Choi DH, Park JS, Hwang CY, Huh SH, Cho BC (2002) Effects of thermal effluents from a power station on bacteria and heterotrophic nanoflagellates in coastal waters. Marine Ecology Progress Series, 229: 1-10
2. Hwang CY, Cho BC (2002) Uneven growth and different susceptibility to viruses among bacteria increase estimates of virus production in the East Sea based on TEM observation. Aquatic Microbial Ecology, 27: 211-218
3. Hwang CY, Cho BC (2002) Virus-infected bacteria in oligotrophic open waters of the East Sea, Korea. Aquatic Microbial Ecology, 30: 1-9
4. Choi DH, Hwang CY, Cho BC (2003) Comparison of virus- and bacterivory-induced bacterial mortality in the eutrophic Masan Bay, Korea. Aquatic Microbial Ecology, 30: 117-125
5. Hwang CY, Cho BC (2003) Recent studies on viral ecology in the East Sea. In: Biological oceanography in Korea. Choi JK (ed). DongHwa Technology Pub. pp. 270-290 (in Korean)
6. Hwang CY, Cho BC (2005) Measurement of net photosynthetic rates in intertidal flats of Ganghwa-gun and Incheon North Harbor using oxygen microsensors. ‘The Sea’ Journal of the Korean Society of Oceanography, 10: 31-37 (in Korean)
7. Choi DH, Kim YG, Hwang CY, Yi H, Chun J, Cho BC (2006) Tenacibaculum litoreum sp. nov., isolated from tidal flat sediment. International Journal of Systematic and Evolutionary Microbiology, 56: 635-640
8. Hwang CY, Cho BC (2006) Flectobacillus lacus sp. nov., isolated from a highly eutrophic pond in Korea. International Journal of Systematic and Evolutionary Microbiology, 56: 1197-1210
9. Park JS, Choi DH, Hwang CY, Park GJ, Cho BC (2006) Seasonal study on ectoenzyme activities, carbohydrate concentrations, prokaryotic abundance and production in a solar saltern, Korea. Aquatic Microbial Ecology, 43: 153-163
10. Hwang CY, Choi DH, Cho BC (2006) Pedobacter roseus sp. nov., isolated from a hypertrophic pond, and emended description of the genus Pedobacter. International Journal of Systematic and Evolutionary Microbiology, 56: 1831-1836
11. Kim YG, Hwang CY, Yoo KW, Moon HT, Yoon JH, Cho BC (2007) Pelagibacillus goriensis gen. nov., sp. nov., a moderately halotolerant bacterium isolated from coastal water off the east coast of Korea. International Journal of Systematic and Evolutionary Microbiology, 57: 1554-1560
12. Kim YG, Jin YA, Hwang CY, Cho BC (2008) Marinobacterium rhizophilum sp. nov., isolated from the rhizosphere of the coastal tidal-flat plant Suaeda japonica. International Journal of Systematic and Evolutionary Microbiology, 58: 164-167
13. Hwang CY, Cho BC (2008) Cohaesibacter gelatinilyticus gen. nov., sp. nov., a marine bacterium that forms a distinct branch in the order Rhizobiales, and proposal of Cohaesibacteraceae fam. nov. International Journal of Systematic and Evolutionary Microbiology, 58: 267-277
14. Zhang GI, Hwang CY, Cho BC (2008) Thalassobaculum litoreum gen. nov., sp. nov., a member of the family Rhodospirillaceae isolated from coastal seawater. International Journal of Systematic and Evolutionary Microbiology, 58: 479-485
15. Hwang CY, Cho BC (2008) Ponticoccus litoralis gen. nov., sp. nov., a novel marine bacterium in the family Rhodobacteraceae. International Journal of Systematic and Evolutionary Microbiology, 58: 1332-1338
16. Hwang CY, Cho BC (2008) Cucumibacter marinus gen. nov., sp. nov., a novel marine bacterium in the family Hyphomicrobiaceae. International Journal of Systematic and Evolutionary Microbiology, 58: 1591-1597
17. Kim HM, Choi DH, Hwang CY, Cho BC (2008) Nocardioides salarius sp. nov., isolated from seawater enriched with zooplankton. International Journal of Systematic and Evolutionary Microbiology, 58: 2056-2064
18. Hwang CY, Cho BC (2008) Effects of storage on estimates of virus-mediated bacterial mortality based on observation of preserved seawater samples with TEM. Aquatic Microbial Ecology, 52: 263-271
19. Kim YG, Hwang CY, Cho BC (2008) Pelagicola litoralis gen. nov., sp. nov., isolated from coastal water, Korea. International Journal of Systematic and Evolutionary Microbiology, 58: 2102-2104
20. Hwang CY, Cho KD, Yih W, Cho BC (2009) Maritalea myrionectae gen. nov., sp. nov., isolated from a culture of the marine ciliate Myrionecta rubra. International Journal of Systematic and Evolutionary Microbiology, 59: 609-614
21. Choi DH, Hwang CY, Cho BC (2009) Pelagibius litoralis gen. nov., sp. nov., a novel marine bacterium in the family Rhodospirillaceae isolated from coastal seawater. International Journal of Systematic and Evolutionary Microbiology, 59: 818-823
22. Zhang GI, Hwang CY, Kang SH, Cho BC (2009) Maribacter antarcticus sp. nov., a novel psychrophilic bacterium isolated from a culture of the Antarctic green alga Pyramimonas gelidicola. International Journal of Systematic and Evolutionary Microbiology, 59: 1455-1459
23. Hwang CY, Bae GD, Yih W, Cho BC (2009) Marivita cryptomonadis gen. nov., sp. nov. and Marivita litorea sp. nov., of the family Rhodobacteraceae, isolated from marine habitats. International Journal of Systematic and Evolutionary Microbiology, 59: 1568-1575
24. Hwang CY, Kim MH, Bae GD, Zhang GI, Kim YH, Cho BC (2009) Muricauda olearia sp. nov., isolated from crude-oil-contaminated seawater, and emended description of the genus Muricauda. International Journal of Systematic and Evolutionary Microbiology, 59: 1856-1861
25. Hwang CY, Cho BC (2009) Spongiibacter tropicus sp. nov., isolated from a Synechococcus culture. International Journal of Systematic and Evolutionary Microbiology, 59: 2176-2179
26. Hwang CY, Zhang GI, Kang SH, Kim HJ, Cho BC (2009) Pseudomonas pelagia sp. nov., isolated from a culture of the Antarctic green alga Pyramimonas gelidicola. International Journal of Systematic and Evolutionary Microbiology, 59: 3019-3024
27. Kim HM, Hwang CY, Cho BC (2010) Arcobacter marinus sp. nov. International Journal of Systematic and Evolutionary Microbiology, 60: 531-536
28. Bae GD, Hwang CY, Kim HM, Cho BC (2010) Salinisphaera dokdonensis sp. nov., isolated from surface water of the East Sea, Korea. International Journal of Systematic and Evolutionary Microbiology, 60: 680-685
29. Hwang CY, Cho BC (2010) Distribution of virus-infected bacteria in the western equatorial Pacific. Pacific Science, 64: 177-186
30. Hwang CY, Jung SW, Hwang YS, Cho BC (2010) Lethal effects of pulsed high-voltage discharge on marine plankton and Escherichia coli. Water, Air, & Soil Pollution, 213: 161-169
31. Cho BC, Hwang CY (2011) Prokaryotic abundance and 16S rRNA gene sequences detected in marine aerosols on the East Sea (Korea). FEMS Microbiology Ecology, 76: 327-341
32. Jang GI, Hwang CY, Cho BC (2011) Nitratireductor aquimarinus sp. nov., isolated from a culture of the diatom Skeletonema costatum, and emended description of the genus Nitratireductor. International Journal of Systematic and Evolutionary Microbiology, 61: 2676-2681
33. Jang GI*, Hwang CY*, Choi HG, Kang SH, Cho BC (2011) Description of Spongiibacter borealis sp. nov., isolated from Arctic seawater, reclassification of Melitea salexigens Urios et al. 2008 as a later heterotypic synonym of Spongiibacter marinus Graeber et al. 2008 with emended descriptions of the genus Spongiibacter and Spongiibacter marinus. International Journal of Systematic and Evolutionary Microbiology, 61: 2895-2900. *co-first authors
34. Zhang J, Zheng JW, Cho BC, Hwang CY, Fang C, He J, Li SP (2012) Sphingobacterium wenxiniae sp. nov., a cypermethrin-degrading species from activated sludge. International Journal of Systematic and Evolutionary Microbiology, 62: 683-687
35. Hwang CY, HM Kim, YK Lee (2012) Reclassification of Nocardioides basaltis Kim et al. 2009 as a later synonym of Nocardioides salarius Kim et al. 2008, and emendation of the species description. Antonie Van Leeuwenhoek, 102: 695-701
36. Hardies SC, Hwang YJ, Hwang CY, Jang GI, Cho BC (2013) Morphology, physiological characteristics and complete sequence of marine bacteriophage ΦRIO-1 infection Pseudoalteromonas marina. Journal of Virology, 87: 9189–9198
37. Cho Y, Jang GI, Hwang CY, Kim EH, Cho BC (2013) Nocardioides salsibiostraticola sp. nov., isolated from biofilm formed in coastal seawater. International Journal of Systematic and Evolutionary Microbiology, 63: 3800–3806
38. Lee YM, Hwang CY, Lee I, Jung YJ, Cho Y, Baek K, Hong SG, Kim JH, Chun J, Lee HK (2014) Lacinutrix jangbogonensis sp. nov., a psychrophilic bacterium isolated from Antarctic marine sediment and emended description of the genus Lacinutrix. Antonie Van Leeuwenhoek, 106: 527–533
39. Kim HM, Jung JY, Yergeau E, Hwang CY, Hinzman L, Nam SJ, Hong SG, Kim OS, Chun J, Lee YK (2014) Bacterial community structure and soil properties of a subarctic tundra soil in Council, Alaska. FEMS Microbiology Ecology, 89: 465–475
40. Baek K, Lee YM, Hwang CY, Park H, Jung YJ, Kim MK, Hong SG, Kim JH, Lee HK (2015) Psychroserpens jangbogonensis sp. nov., a psychrophilic bacterium isolated from Antarctic marine sediment. International Journal of Systematic and Evolutionary Microbiology, 65: 183–188
41. Hwang CY, Lee I, Cho Y, Lee YM, Baek K, Jung YJ, Yang YY, Lee T, Rhee TS, Lee HK (2015) Rhodococcus aerolatus sp. nov., isolated from subarctic rainwater. International Journal of Systematic and Evolutionary Microbiology, 65: 465–471
42. Hwang CY, Park H, Jung YJ, Kim MK, Hong SG, Kim JH, Lee HK (2015) Sediminicola arcticus sp. nov., a psychrophilic bacterium isolated from deep-sea sediment, and emended description of the genus Sediminicola. International Journal of Systematic and Evolutionary Microbiology, 65: 1567–1571
43. Han D, Ha HK, Hwang CY, Lee BY, Hur HG, Lee YK* (2015) Bacterial communities along stratified water columns at the Chukchi Borderland in the western Arctic Ocean. Deep-Sea Research II, 120: 52–60
44. Jung YJ, Lee YM, Baek K, Hwang CY, Kim JH, Lee YK (2015) Algibacter psychrophilus sp. nov., a psychrophilic bacterium isolated from marine sediment. International Journal of Systematic and Evolutionary Microbiology, 65: 1735–1740
45. Lee YM, Shin SC, Baek K, Hwang CY, Hong SG, Chun J, Lee HK* (2015) Draft genome sequence of the psychrophilic bacterium Lacinutrix jangbogonensis PAMC 27137. Marine Genomics, 23: 31–32
46. Gyeong HR, Baek K, Hwang CY, Park KH, Kim HM, Lee HK, Lee YK* (2015) Domibacillus tundrae sp. nov., isolated from active layer soil of tussock tundra in Alaska, and emended description of the genus Domibacillus. International Journal of Systematic and Evolutionary Microbiology, 65: 3407–3412
47. Cho Y, Lee I, Yang YY, Baek K, Yoon SJ, Lee YM, Kang SH, Lee HK, Hwang CY* (2015) Aureimonas glaciistagni sp. nov., isolated from a melt pond on Arctic sea ice. International Journal of Systematic and Evolutionary Microbiology, 65: 3564-3569
48. Baek K, Lee YM, Shin SC, Hwang K, Hwang CY, Hong SG, Lee HK* (2015) Halocynthiibacter arcticus sp. nov., isolated from Arctic marine sediment. International Journal of Systematic and Evolutionary Microbiology, 65: 3861–3865
49. Shin SK, Hwang CY, Cho YJ, Yi H* (2015) Reclassification of Serpens flexibilis Hespell 1977 as Pseudomonas flexibilis comb. nov., with Pseudomonas tuomuerensis Xin et al. 2009 as a later heterotypic synonym. Systematic and Applied Microbiology, 38: 563–566
50. Hardies SC, Thomas JA, Black L, Weintraub ST, Hwang CY, Cho BC* (2016) Identification of structural and morphogenesis genes of Pseudoalteromonas phage ΦRIO-1 and placement within the evolutionary history of Podoviridae. Virology, 489: 116–127
51. Lee YM, Yang JY, Back K, Han SJ, Shin SC, Hwang CY, Hong SG, Lee HK* (2016) Pseudorhodobacter psychrotolerans sp. nov., a psychrotolerant bacterium isolated from Antarctic terrestrial soil, and emended description of the genus Pseudorhodobacter. International Journal of Systematic and Evolutionary Microbiology, 66: 1068–1073
52. Choi SB, Kim JG, Jung MY, Kim SJ, Min UG, Si OJ, Park SJ, Hwang CY, Park J, Lee SH, Rhee SK* (2016) Cultivation and biochemical characterization of heterotrophic bacteria associated with phytoplankton bloom in the Amundsen sea polynya, Antarctica. Deep-Sea Research II, 123: 126–134
53. Hwang CY*, Yoon SJ, Lee I, Baek K, Lee YM, Yoo KC, Yoon HI, Lee HK (2016) Marinobacterium profundum sp. nov., a marine bacterium isolated from deep-sea sediment. International Journal of Systematic and Evolutionary Microbiology, 66: 1561–1566
54. Kim H, Rhee TS, Hahm D, Hwang CY, Yang J, Han S* (2016) Contrasting distributions of dissolved gaseous mercury in the North Pacific Subarctic Gyre and the Subarctic Front. Deep-Sea Research I, 110: 90–98
55. DeMott PJ*, Hill TCJ, McCluskey CS, Prather KA, Collins BB, Sullivan RC, Ruppel MJ, Mason RH, Irish VE, Lee T, Hwang CY, Rhee TS, Snider JR, McMeeking GR, Dhaniyala S, Lewis ER, Wentzell JJB, Abbatt J, Lee C, Sultana CM, Ault AP, Axson JL, Martinez MD, Venero I, Santos-Figueroa G, Stokes MD, Deane GB, Mayol-Bracero OL, Grassian VH, Bertram TH, Bertram AK, Moffett BF, Franc GD (2016) Sea spray aerosol as a unique source of ice nucleating particles. Proceedings of the National Academy of Sciences, 113: 5797–5803
56. Cho BC, Jang GI, Hwang CY (2016) Pontimonas. Bergey’s Manual of Systematics of Archaea and Bacteria
57. Hwang CY, Lee I, Hwang YJ, Yoon SJ, Lee WS, Cho BC* (2016) Pseudoalteromonas neustonica sp. nov., isolated from the sea surface microlayer of the Ross Sea (Antarctica), and emended description of the genus Pseudoalteromonas. International Journal of Systematic and Evolutionary Microbiology, 66: 3377–3382
58. Hwang CY, Lee I, Yoon SJ, Lee YM, Lee WS, Lee HK* (2016) Reclassification of Halomonas caseinilytica Wu et al. 2008 as a later synonym of Halomonas sinaiensis Romano et al. 2007, and emendation of the species description. Antonie van Leeuwenhoek, 109: 1345–1352
59. Kim HM, Lee MJ, Jung JY, Hwang CY, Kim M, Ro HM, Chun J, Lee YK* (2016) Vertical distribution of bacterial community is associated with the degree of soil organic matter decomposition in the active layer of moist acidic tundra. Journal of Microbiology, 54: 713–723
60. Jang GI, Kim G, Hwang CY, Cho BC* (2017) Prokaryotic community composition in alkaline-fermented skate (Raja pulchra). Food Microbiology, 61: 72–82
61. Stevens C*, Lee WS, Fusco G, Yun S, Grant B, Robinson N, Hwang CY (2017) The influence of the Drygalski Ice Tongue on the local ocean. Annals of Glaciology, 58: 51–58
62. Si OJ, Yang HY, Hwang CY, Kim SJ, Choi SB, Kim JG, Jung MY, Kim SG, Roh SW, Rhee SK* (2017) Kiloniella antarctica sp. nov., isolated from a polynya of Amundsen Sea in Western Antarctic Sea. International Journal of Systematic and Evolutionary Microbiology, 67: 2387–2402
63. Jang GI, Hwang CY, Cho BC* (2018) Effects of heavy rainfall on the composition of airborne bacterial communities. Frontiers of Environmental Sciences & Engineering, 12: 12
64. Cho BC*, Hardies SC, Jang GI, Hwang CY* (2018) Complete genome of streamlined marine actinobacterium Pontimomas salivibrio strain CL-TW6T adapted to coastal planktonic lifestyle. Frontiers of Environmental Sciences & Engineering, 19: 625
65. Lee YM, Hwang K, Lee JI, Hwang CY, Noh HJ, Choi H, Lee HK, Chun J, Hong SG*, Shin SC* (2018) Genomic insight into the predominance of candidate phylum Atribacteria JS1 lineage in marine sediments. Frontiers in Microbiology, 9: 2909
66. Hwang YJ, Jang GI, Cho BC, Lee JI, Hwang CY* (2019) Shewanella psychromarinicola sp. nov., a psychrophilic bacterium isolated from pelagic sediment of the Ross Sea (Antarctica), and reclassification of Shewanella arctica Kim et al. 2012 as a later heterotypic synonym of Shewanella frigidimarina Bowman et al. 1997. International Journal of Systematic and Evolutionary Microbiology, 69: 2415–2423
67. Park J*, Dall’Osto M, Park K, Kim JH, Park J, Park KT, Hwang CY, Jang GI, Gim Y, Kang S, Park S, Jin YK, Yum SS, Simó R, Yoon YJ (2019) Arctic primary aerosol production strongly influenced by riverine organic matter. Environmental Science & Technology, 53: 8621–8630
68. Noh HJ, Baek K, Hwang CY, Shin SC, Hong SG, Lee YM* (Accepted) Lichenihabitans psoromatis gen. nov., sp. nov., a member of a novel lineage (Lichenihabitantaceae fam. nov.) within the order of Rhizobiales isolated from Antarctic lichen. International Journal of Systematic and Evolutionary Microbiology


2020학년도 대학원 신입생 전기모집 안내


1. 지원서 접수 : 2019. 10. 7.(월) 10:00 ~ 10. 11.(금) 17:00

※ 10. 9.(수) 한글날 포함 (http://admission.snu.ac.kr)
- 모집인원 : 석사 11명/ 박사 10명/ 석박통합 15명

2. 서류 제출 : 2019. 10. 14.(월) 17:00까지

가. 입학지원서 (인터넷으로 입력)
나. 자기소개서 및 수학계획서(지원서 작성 시 업로드 또는 직접제출 )
다. 석사/학사과정 성적증명서(본교졸업생은 제출생략)
라. TOEFL 성적표 원본 또는 인터넷 출력물(TOEFL 성적 제출자)
※ 영어지원자격
1) TEPS - 601점 이상 (개정TEPS 327점 이상)
2) TOEFL - CBT 227점, IBT 86점, PBT 567점 이상
(단, CBT, PBT는 박사과정 지원자가 석사과정 입학 시 또는 논문제출자격시험에 사용한 성적에 한하여 인정, 석사과정 지원자는 IBT성적만 인정)

3. 면접 및 구술고사 진행 : 2019. 10. 18.(금) 13시30분~ (25-1동 313호 교수회의실)

4. 합격자 발표 : 2019. 11. 21.(목) 18:00 이후

※ 자세한 사항은 첨부파일을 참고해주세요.
2020학년도 대학원 신입생 전기모집 안내