研究室セミナー & 今週の輪読

水曜日の研究室セミナーの文献紹介の担当は化学生態学研究室の小暮君で下記の論文を紹介しました．

Kearn, J., Lilley, C., Urwin, P., O’Connor, V., and Holden-Dye, L. (2017). Progressive metabolic impairment underlies the novel nematicidal action of fluensulfone on the potato cyst nematode Globodera pallida. Pestic. Biochem. Physiol. 142: 83–90.

今週で研究室セミナーは終了で，2/1 の修論提出やその後の修論・卒論発表会に向けて研究室が最後の追い込み期間に入っていきます．

今週の輪読では下記の論文を取り上げました．

1271. Khanam, S. et al. Mechanisms of resistance in the rice cultivar Manikpukha to the rice stem nematode Ditylenchus angustus. Mol. Plant Pathol. in press.
 

1272. Guo, L. et al. (2017). Echinochloa crus-galli genome analysis provides insight into its adaptation and invasiveness as a weed. Nat. Commun. 8: 1031.

1273. Shah, S.J. et al. (2017). Damage-associated responses of the host contribute to defence against cyst nematodes but not root-knot nematodes. J. Exp. Bot. 68: 5949–5960.

1274. Ding, Y. et al. (2017). Selinene volatiles are essential precursors for maize defense promoting fungal pathogen resistance. Plant Physiol. 175: 1455–1468.

センター試験 & 今週の輪読

今週末は茨城大学農学部でもセンター試験が実施されるので，準備のために金曜日の授業は休講でした．

今週の輪読では下記の論文を取り上げました．

1268. Rizza, A., Walia, A., Lanquar, V., Frommer, W.B., and Jones, A.M. (2017). In vivo gibberellin gradients visualized in rapidly elongating tissues. Nat. Plants 3: 803–813.
 

1269. Kloth, K.J. et al. (2017). SIEVE ELEMENT-LINING CHAPERONE 1 restricts aphid feeding on Arabidopsis during heat stress. Plant Cell 29: 2450–2464.

1270. Goupil, P., Benouaret, R., and Richard, C. (2017). Ethyl gallate displays elicitor activities in tobacco plants. J. Agric. Food Chem. 65: 9006–9012.

研究室セミナー

冬休み明けの研究室セミナーが今日からまた始まりました．本日の文献紹介の担当は化学生態学研究室の木村さんで，下記の論文を紹介しました．

Ito, S. et al. (2017). Regulation of strigolactone biosynthesis by gibberellin signaling. Plant Physiol. 174: 1250–1259.

2017 年 10 月 〜 12 月の研究室セミナー

ブログ更新をサボっていたので，昨年 10 月以降の研究室セミナーで紹介された論文をまとめて紹介します．

10/26 武井（化学生態学研究室）
Zhang, Y. et al. (2017). S5H/DMR6 encodes a salicylic acid 5-hydroxylase that fine-tunes salicylic acid homeostasis. Plant Physiol. 175: 1082–1093.

11/2 勝間田
Yamada, K., Saijo, Y., Nakagami, H., and Takano, Y. (2016). Regulation of sugar transporter activity for antibacterial defense in Arabidopsis. Science 354: 1427–1430.

11/9 大垣
Liu, Y.M., Li, F., Wang, Q., and Yang, J. (2017). Synthesis of the AE bicyclic of Daphniphyllum alkaloid yuzurine. Tetrahedron 73: 6381–6385.

11/16 北村
Netz, N., and Opatz, T. (2016). A modular formal total synthesis of (±)-cycloclavine. J. Org. Chem. 81: 1723–1730.

11/30 周
Yamamoto, M., Ishigami, K., and Watanabe, H. (2017). First total synthesis of glabramycin B and revision of its relative configuration. Tetrahedron 73: 3271–3280.

12/6 香川
Erb, M. et al. (2015). A physiological and behavioral mechanism for leaf herbivore-induced systemic root resistance. Plant Physiol. 169: 2884–2894.

12/13 花岡（化学生態学研究室）
Matías-Hernández, L. et al. (2017). AaMYB1 and its orthologue AtMYB61 affect terpene metabolism and trichome development in Artemisia annua and Arabidopsis thaliana. Plant J. 90: 520–534.

12/20 隠塚
Kouzai, Y. et al. (2018). Salicylic acid-dependent immunity contributes to resistance against Rhizoctonia solani, a necrotrophic fungal agent of sheath blight, in rice and Brachypodium distachyon. New Phytol. 217: 771–783.

12/25 〜 1/5 の輪読

2018 年が始まりました．研究室は 1/4 から仕事始めで，修論・卒論の追い込み時期になっています．12/25 〜 1/5 の輪読では下記の論文を取り上げました．

1264. Sun, T. et al. (2018). TGACG-BINDING FACTOR 1 (TGA1) and TGA4 regulate salicylic acid and pipecolic acid biosynthesis by modulating the expression of SYSTEMIC ACQUIRED RESISTANCE DEFICIENT 1 (SARD1) and CALMODULIN-BINDING PROTEIN 60g (CBP60g). New Phytol. 217: 344–354.
 

1265. Chitarrini, G. et al. (2017). Identification of biomarkers for defense response to Plasmopara viticola in a resistant grape variety. Front. Plant Sci. 8: 1524.

1266. Qi, Z. et al. (2017). Enhanced resistance to rice blast and sheath blight in rice (Oryza sativa L.) by expressing the oxalate decarboxylase protein Bacisubin from Bacillus subtilis. Plant Sci. 265: 51–60.

1267. Nagel, R., and Peters, R.J. (2017). 18O2 labeling experiments illuminate the oxidation of ent-kaurene in bacterial gibberellin biosynthesis. Org. Biomol. Chem. 15: 7566–7571.

10/23 〜 12/22 の輪読

ブログ更新をしばらくサボりました．とりあえず，この間に輪読で取り上げた論文の紹介です．

1236. Corral, M.G. et al. (2017). Exploiting the evolutionary relationship between malarial parasites and plants to develop new herbicides. Angew. Chem. Int. Ed. 56: 9881–9885.

1237. Inoue, Y. et al. (2017). Evolution of the wheat blast fungus through functional losses in a host specificity determinant. Science 357: 80–83.

1238. Minden, V., Deloy, A., Volkert, A.M., Leonhardt, S.D., and Pufal, G. (2017). Antibiotics impact plant traits, even at small concentrations. AoB PLANTS 9: plx010.

1239. Yokoyama, C., Takei, M., Kouzuma, Y., Nagata, S., and Suzuki, Y. (2017). Novel tryptophan metabolic pathways in auxin biosynthesis in silkworm. J. Insect Physiol. 101: 91–96.

1240. Du, M. et al. (2017). MYC2 orchestrates a hierarchical transcriptional cascade that regulates jasmonate-mediated plant immunity in tomato. Plant Cell 29: 1883–1906.

1241. Wu, J. et al. (2017). Synergy of synthesis, computation and NMR reveals correct baulamycin structures. Nature 547: 436–440.

1242. Miwa, A. et al. (2017). Nicotinamide mononucleotide and related metabolites induce disease resistance against fungal phytopathogens in Arabidopsis and barley. Sci. Rep. 7: 6389.

1243. Farrell, K., Jahan, A.M., and Kovinich, N. (2017). Distinct mechanisms of biotic and chemical elicitors enable additive elicitation of the anticancer phytoalexin glyceollin I. Molecules 22: 1261.

1244. Ueno, Y. et al. (2017). WRKY45 phosphorylation at threonine 266 acts negatively on WRKY45-dependent blast resistance in rice. Plant Signaling Behav. 12: e1356968.

1245. Cheval, C. et al. (2017). PRR2, a pseudo-response regulator, promotes salicylic acid and camalexin accumulation during plant immunity. Sci. Rep. 7: 6979.

1246. Baccelli, I., Glauser, G., and Mauch-Mani, B. (2017). The accumulation of β-aminobutyric acid is controlled by the plant’s immune system. Planta 246: 791–796.

1247. Mageroy, M.H. et al. (2017). A conifer UDP-sugar dependent glycosyltransferase contributes to acetophenone metabolism and defense against insects. Plant Physiol. 175: 641–651.

1248. Lee, K., Choi, G.-H., and Back, K. (2017). Cadmium-induced melatonin synthesis in rice requires light, hydrogen peroxide, and nitric oxide: key regulatory roles for tryptophan decarboxylase and caffeic acid O-methyltransferase. J. Pineal Res. 63: e12441.

1249. Zahid, A. et al. (2017). Holaphyllamine, a steroid, is able to induce defense responses in Arabidopsis thaliana and increases resistance against bacterial infection. Planta 246: 1109–1124.

1250. Hatsugai, N. et al. (2017). A plant effector-triggered immunity signaling sector is inhibited by pattern-triggered immunity. The EMBO Journal 36: 2661–2807.

1251. Tjiurutue, M.C., Sandler, H.A., Kersch-Becker, M.F., Theis, N., and Adler, L.S. (2017). Gypsy moth herbivory induced volatiles and reduced parasite attachment to cranberry hosts. Oecologia 185: 133–145.

1252. Pedras, S.M., Abdoli, A., and Sarma-Mamillapalle, K.V. (2017). Inhibitors of the detoxifying enzyme of the phytoalexin brassinin based on quinoline and isoquinoline scaffolds. Molecules 22: 1345.

1253. Zhang, Y. et al. (2017). The Magnaporthe oryzae Alt A 1-like protein MoHrip1 binds to the plant plasma membrane. Biochem. Biophys. Res. Commun. 492: 55–60.

1254. Ma, Z., Ongena, M., and Höfte, M. (2017). The cyclic lipopeptide orfamide induces systemic resistance in rice to Cochliobolus miyabeanus but not to Magnaporthe oryzae. Plant Cell Rep. 36: 1731–1746.

1255. Williams, I.S. et al. (2017). Biotransformation of chrysin to baicalein: selective c6-hydroxylation of 5,7-dihydroxyflavone using whole yeast cells stably expressing human CYP1A1 enzyme. J. Agric. Food Chem. 65: 7440–7446.

1256. Biała, W., Banasiak, J., Jarzyniak, K., Pawela, A., and Jasi≈Ñski, M. (2017). Medicago truncatula ABCG10 is a transporter of 4-coumarate and liquiritigenin in the medicarpin biosynthetic pathway. J. Exp. Bot. 68: 3231–3241.

1257. Erice, G., Ru√≠z-Lozano, J.M., Zamarre√±o, √.Å.M., Garc√≠a-Mina, J.M., and Aroca, R. (2017). Transcriptomic analysis reveals the importance of JA-Ile turnover in the response of Arabidopsis plants to plant growth promoting rhizobacteria and salinity. Environ. Exp. Bot. 143: 10–19.

1258. Ignea, C. et al. (2017). Overcoming the plasticity of plant specialized metabolism for selective diterpene production in yeast. Sci. Rep. 7: 8855.

1259. Yun, C.-S., Motoyama, T., and Osada, H. (2017). Regulatory mechanism of mycotoxin tenuazonic acid production in Pyricularia oryzae. ACS Chem. Biol. 12: 2270–2274.

1260. Yoshida, Y. et al. (2017). OsTGAP1 is responsible for JA-inducible diterpenoid phytoalexin biosynthesis in rice roots with biological impacts on allelopathic interaction. Physiol. Plant. 161: 532–544.

1261. Abe, I., Mitsuhashi, T., and Okada, M. (2017). Identification of chimeric αβγ diterpene synthases possessing both type ΙΙ terpene cyclase and prenyltransferase activities. ChemBioChem 18: 2104–2109.

1262. Chezem, W.R., Memon, A., Li, F.-S., Weng, J.-K., and Clay, N.K. (2017). SG2-type R2R3-MYB transcription factor MYB15 controls defense-induced lignification and basal immunity in Arabidopsis. Plant Cell 29: 1907–1926.

1263. Jiang, C.-J. et al. (2017). Stunted growth caused by blast disease in rice seedlings is associated with changes in phytohormone signaling pathways. Front. Plant Sci. 8: 1558.

今週の輪読

今週の輪読では下記の論文を取り上げました．

1232. Zhu, Q. et al. (2017). FRET-based glucose imaging identifies glucose signalling in response to biotic and abiotic stresses in rice roots. J. Plant Physiol. 215: 65–72.

1233. Chakravarthy, S., Worley, J.N., Montes-Rodriguez, A., and Collmer, A. Pseudomonas syringae pv. tomato DC3000 polymutants deploying coronatine and two type III effectors produce quantifiable chlorotic spots from individual bacterial colonies in Nicotiana benthamiana leaves. Mol. Plant Pathol. in press.

1234. Jeong, J.S., Jung, C., Seo, J.S., Kim, J.-K., and Chua, N.-H. (2017). The deubiquitinating enzymes UBP12 and UBP13 positively regulate MYC2 levels in jasmonate responses. Plant Cell 29: 1406–1424.

1235. Wang, J. et al. (2017). OsBSK1-2, an orthologous of atbsk1, is involved in rice immunity. Front. Plant Sci. 8: 908.