Table 1.

“-omics” techniques for the investigation of plant HSR.

“-omics”	Technique	Reference
Genomics	RAD (restriction site-associated DNA)	Pfender et al. (2011)
	Whole-genome sequencing	Igarashi et al. (2013)
Transcriptomics	RNA-seq	Wang et al. (2009)
	Digital gene expression: MACE (massive analysis of cDNA ends)	Kahl et al. (2012)
	small RNA sequencing	Wei et al. (2011)
	Immunoprecipitation of sRNA-binding proteins	Windbichler et al. (2008)
	RNA– degradome sequencing	German et al. (2008)
Epigenomics	ST-MSDK (methylation-specific digital karyotyping)	Hu et al. (2006)
	Bisulphite sequencing direct	Frommer et al. (1992)
	Nearest neighbor TLC	Ramsahoye et al. (2000)
	MeDIP (methylated DNA immunoprecipitation)	Mohn et al. (2009)
	Anti-mC immunological techniques (5-methylcytosine antibody)	Sano et al. (1980)
	LC– mass spectrometry (LC/MS separation)	Annan etal. (1989)
	HPCE (capillary electrophoretic separation)	Fraga et al. (2002)
	Histone-modification detection (chromatin immunoprecipitation (ChIP) assay)	O’Neill and Turner (2003)
Proteomics	Liquid chromatography/tandem mass spectrometry (LC–MS/MS)	Holmes-Davis et al. (2005)
	Matrix-assisted laser desorption/ionization/time-of-flight mass spectrometry (MALDI-TOF(/TOF)MS)	Zou et al. (2009)
	MALDI-TOF MS, LC–MS/MS	Noir et al. (2005); Dai et al. (2006, 2007)
	Isotope-coded affinity tags (ICAT), LC–MS/MS	Grobei et al. (2009)
	Isobaric tags for relative and absolute quantification (ITRAQ), LC–MS/MS	Petersen et al. (2006)
	Gas chromatography –mass spectrometry (GC –MS)	Lisec et al. (2006)
	Shotgun proteomic approach (Gel-LC-Orbitrap-MS)	Chaturvedi et al. (2013)
Metabolomics	Liquid chromatography (LC)–MS	Halket et al. (2005); Moco et al. (2007), Allwood and Goodacre (2010)
	Capillary electrophoresis (CE)–MS	Monton and Soga (2007)
	Nuclear magnetic resonance (NMR) spectroscopy	Schripsema (2010)