Assoc. Prof. Dr. Rojana Sukchawalit

26 Mar 2015

Name: Assoc. Prof. Dr. Rojana Sukchawalit

Office address: Laboratory of Biotechnology
54 Kamphaeng Phet 6 Talat Bang Khen, Lak Si, Bangkok 10210, Thailand
Tel: +66 25530 8555 (ext. 3250)
E-mail: [email protected]

Research Scientist

Research Experience (Specialties)

  • Molecular Microbiology
  • 2000-2003 Ph. D. (Biosciences) The University of Birmingham
  • 1993-1996 M. Sc. (Biochemistry) Mahidol University
  • 1990-1993 B. Sc. (Medical Technology) Chulalongkorn University
  • 2012 TRF-CHE-Scopus Young Researcher Award in Life Sciences & Agricultural Sciences

Selected Publications

Regulation of the Cobalt/Nickel Efflux Operon dmeRF in Agrobacterium tumefaciens and a Link between the Iron-Sensing Regulator RirA and Cobalt/Nickel Resistance.
Dokpikul T, Chaoprasid P, Saninjuk K, Sirirakphaisarn S, Johnrod J, Nookabkaew S, Sukchawalit R, Mongkolsuk S.
Appl Environ Microbiol. 2016 Jul 15;82(15):4732-42. doi: 10.1128/AEM.01262-16.

Agrobacterium tumefaciens Zur Regulates the High-Affinity Zinc Uptake System TroCBA and the Putative Metal Chaperone YciC, along with ZinT and ZnuABC, for Survival under Zinc-Limiting Conditions.
Chaoprasid P, Dokpikul T, Johnrod J, Sirirakphaisarn S, Nookabkaew S, Sukchawalit R, Mongkolsuk S.
Appl Environ Microbiol. 2016 May 31;82(12):3503-14. doi: 10.1128/AEM.00299-16.

Roles of Agrobacterium tumefaciens C58 ZntA and ZntB and the transcriptional regulator ZntR in controlling Cd2+/Zn2+/Co2+ resistance and the peroxide stress response.
Chaoprasid P, Nookabkaew S, Sukchawalit R, Mongkolsuk S.
Microbiology. 2015 Sep;161(9):1730-40. doi: 10.1099/mic.0.000135.
Control of zinc homeostasis in Agrobacterium tumefaciens via zur and the zinc uptake genes znuABC and zinT.
Bhubhanil S, Sittipo P, Chaoprasid P, Nookabkaew S, Sukchawalit R, Mongkolsuk S.
Microbiology. 2014 Nov;160(Pt 11):2452-63.
Roles of Agrobacterium tumefaciens membrane-bound ferritin (MbfA) in iron transport and resistance to iron under acidic conditions.
Bhubhanil S, Chamsing J, Sittipo P, Chaoprasid P, Sukchawalit R, Mongkolsuk S.
Microbiology. 2014 May;160(Pt 5):863-71. doi: 10.1099/mic.0.076802-0. Epub 2014 Mar 5.
Cysteine desulphurase-encoding gene sufS2 is required for the repressor function of RirA and oxidative resistance in Agrobacterium tumefaciens.
Bhubhanil S, Niamyim P, Sukchawalit R, Mongkolsuk S.
Microbiology. 2014 Jan;160(Pt 1):79-90. doi: 10.1099/mic.0.068643-0. Epub 2013 Nov 5.
Identification of amino acid residues important for the function of Agrobacterium tumefaciens Irr protein.
Bhubhanil S, Ruangkiattikul N, Niamyim P, Chamsing J, Ngok-Ngam P, Sukchawalit R, Mongkolsuk S.
FEMS Microbiol Lett. 2012 Oct;335(1):68-77. doi: 10.1111/j.1574-6968.2012.02638.x. Epub 2012 Aug 6.
Agrobacterium tumefaciens membrane-bound ferritin plays a role in protection against hydrogen peroxide toxicity and is negatively regulated by the iron response regulator.
Ruangkiattikul N, Bhubhanil S, Chamsing J, Niamyim P, Sukchawalit R, Mongkolsuk S.
FEMS Microbiol Lett. 2012 Apr;329(1):87-92. doi: 10.1111/j.1574-6968.2012.02509.x. Epub 2012 Feb 13.Roles of Agrobacterium tumefaciens RirA in iron regulation, oxidative stress response, and virulence.
Ngok-Ngam P, Ruangkiattikul N, Mahavihakanont A, Virgem SS, Sukchawalit R, Mongkolsuk S.
J Bacteriol. 2009 Apr;191(7):2083-90. doi: 10.1128/JB.01380-08. Epub 2009 Jan 23.

Agrobacterium tumefaciens fur has important physiological roles in iron and manganese homeostasis, the oxidative stress response, and full virulence.
Kitphati W, Ngok-Ngam P, Suwanmaneerat S, Sukchawalit R, Mongkolsuk S.
Appl Environ Microbiol. 2007 Aug;73(15):4760-8. Epub 2007 Jun 1.


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