1. Noh SA, Lee HS, Huh EJ, Huh GH, Paek KH, Shin JS, Bae JM. SRD1 is involved in the
auxin-mediated initial thickening growth of storage root by enhancing proliferation
of metaxylem and cambium cells in sweetpotato (Ipomoea batatas). J Exp Bot. 2010;61(5):1337–49.
2. Loretan PA, Bonsi CK, Mortley DG, Wheeler RM, Mackowiak CL, Hill WA, Morris CE,
Trotman AA, David PP. Effects of several environmental factors on sweet potato growth.
Adv Space Res. 1994;14(11):277–80.
3. Mortley D, Hill J, Loretan P, Bonsi C, Hill W, Hileman D, Terse A. Elevated carbon
dioxide influences yield and photosynthetic responses of hydroponically-grown sweetpotato.
Acta Horticulturae. 1996;440:31–6.
4. Eguchi T, Kitano M, Eguchi H. Growth of sweetpotato tuber as affected by the ambient
humidity. Biotronics. 1998;27:93–6.
5. Kano Y, Ming ZJ. Effects of soil temperature on the thickening growth and the quality
of sweetpotato during the latter part of their growth. Environment Control in Biology.
2000;38(3):113–20.
6. van Heerden PDR, Laurie R. Effects of prolonged restriction in water supply on
photosynthesis, shoot development and storage root yield in sweet potato. Physiol
Plantarum. 2008;134(1):99–109.
7. Mitsui Y, Shimomura M, Komatsu K, Namiki N, Shibata-Hatta M, Imai M, Katayose Y, Mukai
Y, Kanamori H, Kurita K, et al. The radish genome and comprehensive gene expression profile
of tuberous root formation and development. Sci Rep. 2015;5:10835.
8. Yu R, Xu L, Zhang W, Wang Y, Luo X, Wang R, Zhu X, Xie Y, Karanja B, Liu L. De novo taproot transcriptome sequencing and analysis of major genes involved in sucrose
metabolism in radish (Raphanus sativus L.). Front Plant Sci. 2016;7:585.
9. Xie Y, Xu L, Wang Y, Fan L, Chen Y, Tang M, Luo X, Liu L. Comparative proteomic
analysis provides insight into a complex regulatory network of taproot formation in
radish (Raphanus sativus L.). Hortic Res. 2018;5:51.
10. Yu R, Wang Y, Xu L, Zhu X, Zhang W, Wang R, Gong Y, Limera C, Liu L. Transcirptome profiling of root microRNAs reveals novel insights into taproot
thickening in radish (Raphanus sativus L.). BMC Plant Biol. 2015;15:30.
11. Zhang C, Zhang H, Zhan Z, Liu B, Chen Z, Liang Y. Transcriptome Analysis of Sucrose
Metabolism during Bulb Swelling and Development in Onion (Allium cepa L.). Front Plant Sci. 2016;7:1425.
12. Wang X, Chang L, Tong Z, Wang D, Yin Q, Wang D, Jin X, Yang Q, Wang L, Sun Y,
et al. Proteomics profiling reveals carbohydrate metabolic enzymes and 14-3-3 proteins play
important roles for starch accumulation during cassava root tuberization. Sci Rep. 2016;6:19643.
13. Teo CJ, Takahashi K, Shimizu K, Shimamoto K, Taoka KI. Potato Tuber Induction
is regulated by interactions between components of a tuberigen complex. Plant Cell
Physiol. 2017;58(2):365–74.
14. Pal T, Malhotra N, Chanumolu SK, Chauhan RS. Next-generation sequencing (NGS)
transcriptomes reveal association of multiple genes and pathways contributing to secondary
metabolites accumulation in tuberous roots of Aconitum heterophyllum Wall. Planta. 2015;242(1):239–58.
15. Liu H, Wang Y, Wang T, Ying X, Wu R, Chen H. De novo assembly and annotation of
the Zhe-Maidong (Ophiopogon japonicus (L.f.) Ker-Gawl) transcriptome in different growth stages. Sci Rep. 2017;7(1):3616.
16. Briskin DP. Medicinal plants and phytomedicines. Linking plant biochemistry and
physiology to human health. Plant Physiol. 2000;124(2):507–14.
17. Park WH, Lee SK, Kim CH. A Korean herbal medicine, Panax notoginseng, prevents liver fibrosis and hepatic microvascular dysfunction in rats. Life Sci. 2005;76(15):1675–90.
18. Ng TB. Pharmacological activity of sanchi ginseng (Panax notoginseng). J Pharm Pharmacol. 2006;58(8):1007–19.
19. Niu Y, Luo H, Sun C, Yang TJ, Dong L, Huang L, Chen S. Expression profiling of
the triterpene saponin biosynthesis genes FPS, SS, SE, and DS in the medicinal plant
Panax notoginseng. Gene. 2014;533(1):295–303.
20. Xia P , Guo H, Liang Z, Cui X, Liu Y, Liu F. Nutritional composition of sanchi
(Panax notoginseng) seed and its potential for industrial use. Genet Resour Crop Ev. 2014;61(3):663–7.
21. Cui XM, Huang LQ, Guo LP, Liu DH. Chinese Sanqi industry status and development
countermeasures. Zhongguo Zhong Yao Za Zhi. 2014;39(4):553–7.
22. Feller A, Machemer K , Braun EL, Grotewold E. Evolutionary and comparative analysis
of MYB and bHLH plant transcription factors. Plant J. 2011;66(1):94–116.
23. Bakshi M, Oelmüller R. WRKY transcription factors: Jack of many trades in plants.
Plant signal Behav. 2014;9(2),e27700.
24. Li SB, Xie ZZ, Hu CG, Zhang JZ. A review of auxin response factors (ARFs) in plants. Front
Plant Sci. 2016;7:47.
25. Gu C, Guo ZH, Hao PP, Wang GM, Jin ZM, Zhang SL. Multiple regulatory roles of
AP2 /ERF transcription factor in angiosperm. Bot Stud. 2017;58(1):6.
26. Mathew IE, Agarwal P. May the fittest protein evolve: favoring the plant-specific
origin and expansion of NAC transcription factors. BioEssays. 2018;40(8),e1800018.
27. Li QF, Lu J, Yu JW, Zhang CQ, He JX, Liu QQ. The brassinosteroid-regulated transcription
factors BZR1/BES1 function as a coordinator in multisignal-regulated plant growth. Biochim
Biophys Acta Gene Regul Mech. 2018;1861(6):561–71.
28. Lyu T, Cao J. Cys₂/His₂ zinc-finger proteins in transcriptional regulation of
flower development. Int J Mol Sci. 2018;19(9).
29. Jung JK, McCouch S. Getting to the roots of it: genetic and hormonal control of
root architecture. Front Plant Sci. 2013;4:186.
30. Ljung K. Auxin metabolism and homeostasis during plant development. Development.
2013;140(5):943–50.
31. Cosgrove DJ. Growth of the plant cell wall. Nat Rev Mol Cell Biol. 2005;6(11):850–61.
32. Paque S, Mouille G, Grandont L, Alabadí D, Gaertner C, Goyallon A, Muller P, Primard-Brisset
C, Sormani R, Blázquez MA, et al. AUXIN BINDING PROTEIN1 links cell wall remodeling,
auxin signaling, and cell expansion in Arabidopsis. Plant Cell. 2014;26(1):280–95.
33. Choi EY, Seo TC, Lee SG, Cho IH, Stangoulis J. Growth and physiological responses
of Chinese cabbage and radish to long-term exposure to elevated carbon dioxide and
temperature. Hort Environ Biotechnol. 2011;52(4):376–86.
34. Ursache R, Nieminen K, Helariutta Y. Genetic and hormonal regulation of cambial
development. Physiol Plant. 2013;147(1):36–45.
35. Benková E, Hejátko J. Hormone interactions at the root apical meristem. Plant
Mol Biol. 2009;69(4):383–96.
36. Overvoorde P, Fukaki H, Beeckman T. Auxin control of root development. Csh Perspect
Biol. 2010;2(6),a001537.
37. Dolan L, Davies J. Cell expansion in roots. Curr Opin Plant Biol. 2004;7(1):33–9.
38. Korasick DA, Enders TA, Strader LC. Auxin biosynthesis and storage forms. J Exp
Bot. 2013;64(9):2541–55.
39. Kong Y, Zhu Y, Gao C, She W, Lin W, Chen Y, Han N, Bian H, Zhu M, Wang J. Tissue-specific
expression of SMALL AUXIN UP RNA41 differentially regulates cell expansion and root
meristem patterning in Arabidopsis. Plant Cell Physiol. 2014;54(4):609–21.
40. Friml J, Benková E, Blilou I, Wisniewska J, Hamann T, Ljung K, Woody S, Sandberg
G, Scheres B, Jürgens G, et al. AtPIN4 mediates sink-driven auxin gradients and root
patterning in Arabidopsis. Cell. 2002;108(5):661–73.
41. Bargmann BO, Vanneste S, Krouk G, Nawy T, Efroni I, Shani E, Choe G, Friml J,
Bergmann DC, Estelle M, et al. A map of cell type-specific auxin responses. Mol Syst
Biol. 2013;9:688.
42. Adamowski M, Friml J. PIN-dependent auxin transport: action, regulation, and evolution.
Plant Cell. 2015;27(1):20–32.
43. da Costa CT, Gaeta ML, de Araujo Mariath JE, Offringa R, Fett-Neto AG. Comparative
adventitious root development in pre-etiolated and flooded Arabidopsis hypocotyls exposed to different auxins. Plant Physiol Biochem. 2018;127:161–8.
44. Zhao Y. Essential roles of local auxin biosynthesis in plant development and inadaptation
to environmental changes. Annu Rev Plant Biol. 2018;69:417–35.
45. Cao M, Chen R, Li P, Yu Y, Zheng R, Ge D, Zheng W, Wang X, Gu Y, Gelová Z, et
al. TMK1-mediated auxin signalling regulates differential growth of the apical hook.
Nature. 2019;568(7751):240–3.
46. Wilson AK, Pickett FB, Turner JC, Estelle M. A dominant mutation in Arabidopsis confers resistance to auxin, ethylene and abscisic acid. Mol Gen Genet. 1990;222(2-3):377–83.
47. Ioio DR, Nakamura K, Moubayidin L, Perilli S, Taniguchi M, Morita MT, Aoyama T, Costantino
P, Sabatini S. A genetic framework for the control of cell division and differentiation
in the root meristem. Science. 2008;322(5906):1380–4.
48. Arase F, Nishitani H, Egusa M, Nishimoto N, Sakurai S, Sakamoto N, Kaminaka H.
IAA8 involved in lateral root formation interacts with the TIR1 auxin receptor and
ARF transcription factors in Arabidopsis. PLoS One. 2012;7(8),e43414.
49. Tabata R, Ikezaki M, Fujibe T, Aida M, Tian CE, Ueno Y, Yamamoto KT, Machida Y,
Nakamura K, Ishiguro S. Arabidopsis AUXIN RESPONSE FACTOR6 and 8 regulate jasmonic acid biosynthesis and floral organ
development via repression of class 1 KNOX genes. Plant Cell Physiol. 2010;51(1):164–75.
50. Wang J, Yan DW, Yuan TT, Gao X, Lu YT. A gain-of-function mutation in IAA8 alters
Arabidopsis floral organ development by change of jasmonic acid level. Plant Mol Biol. 2013;82(1-2):71–83.
51. Matsuo T, Yoneda T, Itoo S. Identification of free cytokinins and the changes
in endogenous levels during tuber development of sweet potato (Ipomoea batatas Lam.). Plant Cell Physiol. 1983;24(7):1305–12.
52. Nakatani M, Komeichi M. Changes in endogenous indole acetic acid level during
development of roots in sweet potato. Japan J Crop Sci. 1992;61(4):683–4.
53. Abelenda JA, Navarro C, Prat S. From the model to the crop: genes controlling
tuber formation in potato. Curr Opin Biotechnol. 2011;22(2):287–92.
54. Carrera E, Bou J, Garcia-Martinez JL, Prat S. Changes in GA20-oxidase gene expression
strongly affect stem length, tuber induction and tuber yield of potato plants. Plant
J. 2000;22(3):247–56.
55. Muñiz García MN, Muro MC, Mazzocchi LC, País SM, Stritzler M, Schlesinger M, Capiati
DA. The protein phosphatase 2A catalytic subunit StPP2Ac2b acts as a positive regulator
of tuberization induction in Solanum tuberosum L. Plant Mol Biol. 2017;93(3):227–45.
56. Xu X, van-Lammeren AA, Vermeer E, Vreugdenhil D. The role of gibberellin, abscisic
acid, and sucrose in the regulation of potato tuber formation in vitro. Plant Physiol. 1998;117(2):575–84.
57. El-Antably HM, Wareing PF, Hillman J. Some physiological responses to d,l abscisin(dormin).
Planta. 1967;73(1):74–90.
58. Vreugdenhil D, Bindels P, Reinhoud P, Klocek J, Hendriks T. Use of the growth
retardant tetcyclacis for potato-tuber formation in vitro. Plant Growth Regul. 1994;14(3):257–65.
59. Seo M, Hanada A, Kuwahara A, Endo A, Okamoto M, Yamauchi Y, North H, Marion-Poll
A, Sun TP, Koshiba T, et al. Regulation of hormone metabolism in Arabidopsis seeds: phytochrome regulation of abscisic acid metabolism and abscisic acid regulation
of gibberellin metabolism. Plant J. 2006;48(3):354–66.
60. Oh E, Yamaguchi S, Hu J, Yusuke J, Jung B, Paik I, Lee HS, Sun TP, Kamiya Y, Choi
G. PIL5, a phytochrome-interacting bHLH protein, regulates gibberellin responsiveness
by binding directly to the GAI and RGA promoters in Arabidopsis seeds. Plant Cell. 2007;19(4):1192–208.
61.Montiel G, Gantet P, Jay-Allemand C, Breton C. Transcription factor networks. Pathways
to the knowledge of root development. Plant Physiol. 2004;136(3):3478–85.
62. van den Berg C, Willemsen V, Hendriks G, Weisbeek P, Scheres B. Short-range control
of cell differentiation in the Arabidopsis root meristem. Nature. 1997;390(6657):287–9.
63. Heyman J, Kumpf RP, De Veylder L. A quiescent path to plant longevity. Trends
Cell Biol. 2014;24(8):443–8.
64. Kong X, Tian H, Yu Q, Zhang F, Wang R, Gao S, Xu W, Liu J, Shani E, Fu C, et al.
PHB3 maintains root stem cell niche identity through ROS-responsive AP2/ERF transcription
factors in Arabidopsis. Cell Rep. 2018;22(5):1350–63.
65. Cai XT, Xu P, Zhao PX, Liu R, Yu LH, Xiang CB. Arabidopsis ERF109 mediates cross-talk between jasmonic acid and auxin biosynthesis during lateral
root formation. Nat Commun. 2014;5:5833.
66. Zhou W, Lozano-Torres JL, Blilou I, Zhang X, Zhai Q, Smant G, Li C, Scheres B.
A jasmonate signaling network activates root stem cells and promotes regeneration.
Cell. 2019;177(4):942–56.
67. Mitsuda N, Seki M, Shinozaki K, Ohme-Takagi M. The NAC transcription factors NST1
and NST2 of Arabidopsis regulate secondary wall thickenings and are required for anther dehiscence. Plant
Cell. 2005; 17(11):2993–3006.
68. Zhong RQ, Lee CH, McCarthy RL, Reeves CK, Jones EG, Ye ZH. Transcriptional activation
of secondary wall biosynthesis by rice and maize NAC and MYB transcription factors.
Plant Cell Physiol. 2011;52(10):1856–71.
69. Ohashi-Ito K, Oda Y, Fukuda H. Arabidopsis VASCULAR-RELATED NAC-DOMAIN6 directly regulates the genes that govern programmed
cell death and secondary wall formation during xylem differentiation. Plant Cell.
2010;22(10):3461–73.
70. Han Q, Zhang J, Li H, Luo Z, Ziaf K, Ouyang B, Wang T, Ye Z. Identification and
expression pattern of one stress-responsive NAC gene from Solanum lycopersicum. Mol Bio Rep. 2012;39(2):1713–20.
71. Sablowski RW, Meyerowitz EM. A homolog of NO APICAL MERISTEM is an immediate target
of the floral homeotic genes APETALA3/PISTILLATA. Cell. 1998;92(1):93–103.
72. Ingram P, Dettmer J, Helariutta Y, Malamy JE. Arabidopsis Lateral Root Development 3 is essential for early phloem development and function,
and hence for normal root system development. Plant J. 2011;68(3):455–67.
73. Peng Y, Ma W, Chen L, Yang L, Li S, Zhao H, Zhao Y, Jin W, Li N, Bevan MW, et
al. Control of root meristem size by DAI-RELATED PROTEIN2 in Arabidopsis. Plant Physiol. 2013;161:1542–56.
74. Koch K. Sucrose metabolism: regulatory mechanisms and pivotal roles in sugar sensing
and plant development. Curr Opin Plant Biol. 2004;7(3):235–46.
75. Angeles-Núñez JG, Tiessen A. Arabidopsis sucrose synthase 2 and 3 modulate metabolic homeostasis and direct carbon towards
starch synthesis in developing seeds. Planta. 2010;232(3):701–18.
76. Ruan YL, Llewellyn DJ, Furbank RT. Suppression of sucrose synthase gene expression
represses cotton fiber cell initiation, elongation and seed development. Plant Cell.
2003;15(4):952–64.
77. Koch KE, Zeng Y. Molecular approaches to altered C partitioning: genes for sucrose
metabolism. J Amer Soc Hort Sci. 2002;127(4):474–83.
78. Usuda H, Demura T, Shimogawara K, Fukuda H. Development of sink capacity of the
"storage root" in a radish cultivar with a high ratio of "storage root" to shoot.
Plant Cell Physiol. 1999;40(4):369–77.
79. Yang M, Zhu LP, Pan C, Xu L, Liu Y, Ke W, Yang P. Transcriptomic analysis of the
regulation of rhizome formation in temperate and tropical lotus (Nelumbo nucifera). Sci Rep. 2015;5:13059.
80. Subbaiah CC, Sachs MM. Altered patterns of sucrose synthase phosphorylation and
localization precede callose induction and root tip death in anoxic maize seedlings.
Plant Physiol. 2001;125(2):585–94.
81. Asano T, Kunieda N, Omura Y, Ibe H, Kawasaki T, Takano M, Sato M, Furuhashi H,
Mujin T, Takaiwa F, et al. Rice SPK, a calmodulin-like domain protein kinase, is required
for storage product accumulation during seed development: phosphorylation of sucrose
synthase is a possible factor. Plant Cell. 2002;14(3):619–28.
82. Albrecht G, Mustroph A. Localization of sucrose synthase in wheat roots: increased
in situ activity of sucrose synthase correlates with cell wall thickening by cellulose
deposition under hypoxia. Planta. 2003;217(2):252–60.
83. Ruan YL. Signaling role of sucrose metabolism in development. Mol Plant. 2012;5(4):763–5.
84. Ren X, Zhang J. Research progresses on the key enzymes involved in sucrose metabolism
in maize. Carbohydr Res. 2013;368:29–34.
85. Jackson SD. Multiple signaling pathways control tuber induction in potato. Plant
Physiol. 1999;119(1):1–8.
86. Zrenner R, Salanoubat M, Willmitzer L, Sonnewald U. Evidence of the crucial role
of sucrose synthase for sink strength using transgenic potato plants (Solanum tuberosum L.). Plant J. 1995;7(1):97–107.
87. Shewry PR. Tuber storage proteins. Ann Bot. 2003;91(7):755–69.
88. Hong YF, Liu CY, Cheng KJ, Hour AL, Chan MT, Tseng TH, Chen KY, Shaw JF, Yu SM.
The sweet potato sporamin promoter confers high-level phytase expression and improves
organic phosphorus acquisition and tuber yield of transgenic potato. Plant Mol Biol.
2008;67(4):347–61.
89. Liu L, Huang Y, Huang X, Yang J, Wu W, Xu Y, Cong Z, Xie J, Xia W, Huang D. Characterization
of the dioscorin gene family in Dioscorea alata reveals a role in tuber development and environmental response. Int J Mol Sci. 2017;18(7):1579.
90. Kim SI, Kweon SM, Kim EA, Kim JY, Kim S, Yoo JS, Park YM. Characterization of
RNase-like major storage protein from the ginseng root by proteomic approach. J Plant Physiol. 2004;161(7):837–45.
91. Liu J, Luo X, Shaff J, Liang C, Jia X, Li Z, Magalhaes J, Kochian LV. A promoter-swap
strategy between the AtALMT and AtMATE genes increased Arabidopsis aluminum resistance and improved carbon-use efficiency for aluminum resistance. Plant
J. 2012;71(2):327–37.
92. Balzergue C, Dartevelle T, Godon C, Laugier E, Meisrimler C, Teulon JM, Creff
A, Bissler M, Brouchoud C, Hagège A, et al. Low phosphate activates STOP1-ALMT1 to
rapidly inhibit root cell elongation. Nat Commun. 2017;8:15300.
93. Xia J, Yamaji N,Che J, Shen RF, Ma JF. Normal root elongation requires arginine
produced by argininosuccinate lyase in rice. Plant J. 2014;78(2):215–26.
94. Van Etten CH, Miller RW, Wolff IA, Jones Q. Nutrients in seeds, amino acid composition
of seeds from 200 angiospermous plant species. J Agric Food Chem. 1963;11(5):399–410.
95. Hall Q, Cannon MC. The cell wall hydroxyproline-rich glycoprotein RSH is essential
for normal embryo development in Arabidopsis. Plant Cell. 2002;14(5):1161–72.
96. Sharova EI. Expansins: proteins involved in cell wall softening during plant growth
and morphogenesis. Russ J Plant Physiol. 2007;54(6):713–27.
97. Yoon S, Devaiah SP, Choi SE, Bray J, Love R, Lane J, Drees C, Howard JH, Hood
EE. Over-expression of the cucumber expansin gene (Cs-EXPA1) in transgenic maize seed
for cellulose deconstruction. Transgenic Res. 2016; 25(2):173–86.
98. Bae JM, Kwak MS, Noh SA, Oh MJ, Kim YS, Shin JS. Overexpression of sweetpotato
expansin cDNA (IbEXP1) increases seed yield in Arabidopsis. Transgenic Res. 2014;23(4):657–67.
99. Lee Y, Choi D, Kende H. Expansins: ever-expanding numbers and functions. Curr
Opin Plant Biol. 2001;4(6):527–32.
100. Gou JY, Wang LJ, Chen SP, Hu WL, Chen XY. Gene expression and metabolite profiles
of cotton fiber during cell elongation and secondary cell wall synthesis. Cell Res.
2007;17(5):422–34.
101. Wang Z, Fang B, Chen X, Liao M, Chen J, Zhang X, Huang L, Luo Z, Yao Z, Li Y.
Temporal patterns of gene expression associated with tuberous root formation and development
in sweetpotato (Ipomoea batatas). BMC Plant Biol. 2015;15:180.
102. Canene-Adams K. Preparation of formalin-fixed paraffin-embedded tissue for immunohisto
chemistry. Methods Enzymol. 2013;533:225–33.
103. Li R, Yu C, Li Y, Lam TW, Yiu SM, Kristiansen K, Wang J. SOAP2:An improved ultrafast
tool for short read alignment. Bioinformatics. 2009;25(15):1966–7.
104. Mortazavi A, Williams BA, McCue K, Schaeffer L, Wold B. Mapping and quantifying
mammalian transcriptomes by RNA-Seq. Nat Methods. 2008;5(7):621–8.
105. Kanehisa M, Araki M, Goto S, Hattori M, Hirakawa M, Itoh M, Katayama T, Kawashima
S, Okuda S, Tokimatsu T, et al. KEGG for linking genomes to life and the environment
. Nucleic Acids Res. 2008;36 (Database issue):D480–4.