保存株情報

株番号		NIES-837
門名		Haptophyta
綱名		Prymnesiophyceae
学名		Emiliania huxleyi (Lohmann) Hay & Mohler
シノニム		Pontosphaera huxleyi Lohmann; Hymenomonas huxleyi (Lohmann) Kamptner 1930; Coccolithus huxleyi (Lohmann) Kamptner 1943; Gephyrocapsa huxleyi (Lohmann) Reinhardt 1972
以前使われていた種名
一般名		ハプト藻 ; 円石藻
地名（採集年月）		オーストラリアグレートバリアリーフ（1990-11-**）
緯度/経度
生息環境（分離源）		海域 (水)
分離後の履歴		← 河地正伸
分離者（分離年月）		井上勲 (1990-11-**)
同定者		井上勲
株の状態		凍結保存; 非無菌; 単藻; クローン; 円石(+/-)[2014 Nov]
培養条件（前培養条件）		培地名： MNK ; mIMR 温度： 20 ℃ 光強度： 19 µmol photons/m²/sec, 明暗周期： 10L:14D 継代培養周期： 1 M
遺伝子情報		CO1b, atp4 ( AB563768 ) , EhPEPC ( AB461362 ) , EhPYC ( AB461363 AB205027 )
特性		赤潮形成 ; プランクトン ; バイオミネラライゼーション (Kayano et al. 2011) ; clade O (Hagino et al. 2011)
サイズ (min - max)		3 - 6 μm
体制		単細胞性
その他の株番号		その他の株番号：EH-2
注意事項		不安定; 凍結保存[2017 Dec]
動画

文献
Mitani, E., Nakayama, F., Matsuwaki, I., Ichi, I., Kawabata, A., Kawachi, M., Kato, M. 2017 Fatty acid composition profiles of 235 strains of three microalgal divisions within the NIES Microbial Culture Collection. Microb. Resour. Syst., 33, 19-29. キーワード: Cryptophyta; docosahexaenoic acid; eicosapentaenoic acid; fatty acid; Haptophyta; Heterokontophyta; microalgae Strain(s): 1, 8, 9, 14, 15, 17, 71, 115, 145, 223, 225, 233, 234, 265, 274, 275, 276, 277, 278, 279, 280, 281, 282, 284, 293, 323, 324, 330, 333, 344, 345, 346, 347, 348, 350, 353, 372, 377, 388, 391, 395, 407, 408, 409, 413, 414, 417, 461, 462, 466, 487, 534, 548, 553, 556, 557, 558, 559, 560, 562, 587, 588, 589, 590, 603, 605, 621, 622, 623, 695, 696, 697, 698, 699, 700, 701, 702, 703, 704, 705, 706, 707, 708, 709, 710, 711, 712, 713, 714, 715, 716, 741, 765, 766, 767, 805, 837, 997, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1009, 1011, 1016, 1017, 1044, 1045, 1046, 1047, 1302, 1303, 1324, 1327, 1330, 1339, 1340, 1349, 1353, 1370, 1375, 1376, 1379, 1383, 1384, 1385, 1386, 1387, 1391, 1392, 1393, 1395, 1398, 1399, 1400, 1401, 1699, 1700, 1730, 1813, 1815, 1816, 1826, 1827, 1831, 1862, 1863, 1864, 1865, 1874, 1963, 1964, 1965, 2142, 2143, 2144, 2145, 2147, 2148, 2300, 2331, 2332, 2351, 2363, 2364, 2365, 2370, 2506, 2533, 2534, 2535, 2536, 2537, 2590, 2633, 2668, 2689, 2690, 2691, 2693, 2694, 2696, 2697, 2716, 2717, 2718, 2720, 2722, 2723, 2725, 2726, 2729, 2730, 2731, 2732, 2770, 2771, 2772, 2773, 2839, 2840, 2841, 2842, 2843, 2844, 2859, 2878, 2890, 2899 Pelusi, A., Hanawa, Y., Araie, H., Suzuki, I., Giordan, M., Shiraiwa, Y. 2016 Rapid detection and quantification of haptophyte alkenones by Fourier transform infrared spectroscopy (FTIR). Algal Research, 19, 48-56. キーワード: Alkenones; Alkenone-producing haptophyte; Emiliania huxleyi; FTIR; Lipid;trans-Carbon-carbon double bond Strain(s): 837 DOI: 10.1016/j.algal.2016.07.006 Tsuji, Y., Yamazaki, M., Suzuki, I., Shiraiwa, Y. 2015 Quantitative analysis of carbon flow into photosynthetic products functioning as carbon storage in the marine coccolithophore, Emiliania huxleyi. Mar. Biotechnol., 17, 428-440. キーワード: Alkenones; Carbon partitioning; Carbon storage compound; Emiliania huxleyi; Haptophyte; Lipid; biosynthesis Strain(s): 837 PubMed: 14730424 DOI: 10.1007/s10126-002-0081-2 Nakamura, H., Sawada, K., Araie, H., Suzuki, I., Shiraiwa, Y. 2015 n-Nonacosadienes from the marine haptophytes Emiliania huxleyi and Gephyrocapsa oceanica. Phytochemistry, 111, 107-113. キーワード: Emiliania huxleyi; Gephyrocapsa oceanica; Haptophyte; Nonacosadiene; Noelaerhabdaceae; Long chain alkene; Biomarker Strain(s): 837, 1315 PubMed: 25595675 DOI: 10.1016/j.phytochem.2014.12.023 Fukuda, S., Suzuki, Y., Shiraiwa, Y. 2014 Difference in physiological responses of growth, photosynthesis and calciﬁcation of the coccolithophore Emiliania huxleyi to acidiﬁcation by acid and CO₂ enrichment. Photosynth. Res., 121, 299-309. キーワード: Acidiﬁcation; CO₂ enrichment; Calciﬁcation; Emiliania huxleyi; pH effect; Photosynthesis Strain(s): 837 DOI: 10.1007/s11120-014-9976-9 Yamane, K., Matsuyama, S., Igarashi, K., Kuwabara, T. 2013 Pyrolytic Generation of Petroleum Crude Oils from the Marine Phytomicroalgal Coccolithophore Emiliania huxleyi (Haptophyta) and Preparation of n-Alkane-Rich Biofuel. Energy Fuels, 27, 7470–7479. Strain(s): 837 DOI: 10.1021/ef401618t Yamane, K., Matsuyama, S., Igarashi, K., Utsumi, M., Shiraiwa, Y., Kuwabara, T. 2013 Anaerobic coculture of microalgae with Thermosipho globiformans and Methanocaldococcus jannaschii at 68 ºC enhances generarion of n-alkane-rich biofules after pyrolysis. Appl. Environ. Microbiol., 79, 924-930. Strain(s): 837, 2258 PubMed: 23183975 DOI: 10.1128/AEM.01685-12 Iwamoto, K., Shiraiwa, Y. 2012 Characterization of intracellular iodine accumulation by iodine-tolerant microalgae. Procedia Environ. Sco., 15, 34-42. キーワード: growth stimulation; growth inhibition; haptophyte; iodine; iodine accumulation Strain(s): 377, 837, 838 DOI: 10.1016/j.proenv.2012.05.007 Tsuji, Y., Suzuki, I., Shiraiwa, Y. 2012 Enzymological evidence for the function of a plastid-located pyruvate carboxylase in the Haptophyte alga Emiliania huxleyi: a novel pathway for the production of C ₄ compounds. Plant Cell Physiol., 53, 1043-1052. Strain(s): 837 PubMed: 22492231 DOI: 10.1093/pcp/pcs045 Mizoguchi, T., Kimura, Y., Yoshitomi, T., Tamiaki, H. 2011 The stereochemistry of chlorophyll-c₃ from the haptophyte Emiliania huxleyi: the (13²R)-enantiomers of chlorophylls-c are exclusively selected as the photosynthetically active pigments in chromophyte algae. Biochim. Biophys. Acta, 1807, 1467-1473. キーワード: chlorophyll-c; chiral HPLC; enantioimer; chromophyte algae; light-harvesting complexes Strain(s): 71, 281, 696, 837 PubMed: 21806961 DOI: 10.1016/j.bbabio.2011.07.008 Araie, H., Sakamoto, K., Suzuki, I., Shiraiwa, Y. 2011 Characterization of the selenite uptake mechanism in the coccolithophore Emiliania huxleyi (Haptophyta). Plant Cell Physiol., 52, 1204-1210. Strain(s): 837 PubMed: 21632656 DOI: 10.1093/pcp/pcr070 Fukuda, S., Suzuki, I., Hama, T., Shiraiwa, Y. 2011 Compensatory response of the unicellular-calcifying alga Emiliania huxleyi (Coccolithophoridales, Haptophyta) to ocean acidification. J. Oceanogr., 67, 17-25. キーワード: Alkalization; Calcification; Coccolithophorid; Emiliania huxleyi; Inorganic carbon; Ocean acidiﬁcation; pH change; pH effect; Photosynthesis; Respriration Strain(s): 837 DOI: 10.1007/s10872-011-0001-z Hagino, K., Bendif, E. M., Young, J. R. Kogame, K., Probert, I., Takano, Y., Horiguchi, T., de Vardas, C., Okada, H. 2011 New evidence for morphological and genetic variation in the cosmopolitan coccolithophore Emiliania huxleyi (Prymnesiophyceae) from the COX1b-ATP4 genes. J. Phycol., 47, 1164-1176. キーワード: biogeography; coccolithophore; Emiliania huxleyi; mitochondrial DNA; morphotype Strain(s): 837, 838, 1000, 1311, 1312, 1313, 1314 DOI: 10.1111/j.1529-8817.2011.01053.x Kayano, K., Saruwatari, K., Kogure, T., Shiraiwa, Y. 2011 Effect of coccolith polysaccharides isolated from the coccolithophorid, Emiliania huxleyi, on calcite crystal formation in in vitro CaCO₃ crystallization. Mar. Biotechnol., 13, 83-92. キーワード: Acid polysaccharide; Biomineralization; Coccolith; Coccolith polysaccharide; Calcium carbonate crystalization; Emiliania huxleyi Strain(s): 837 PubMed: 20336339 DOI: 10.1007/s10126-010-9272-4 Satoh, M., Iwamoto, K., Suzuki, I., et al. 2009 Cold stress stimulates intracellular calcification by the coccolithophore, Emiliania huxleyi (Haptophyceae) under phosphate-deficient conditions. Mar. Biotechnol., 11, 327-333. キーワード: calcification; coccolith production; coccolithophore; cold stress; Emiliania huxleyi; phosphate deprivation Strain(s): 837 Tsuji, Y., Suzuki, I., Shiraiwa, Y. 2009 Photosynthetic carbon assimilation in the coccolithophorid Emiliania huxleyi (Haptophyta): Evidence for the predominant Operation of the C ₃ cycle and the Contribution of β-carboxylases to the active anaplerotic reaction. Plant Cell Physiol., 50, 318-329. Strain(s): 837 PubMed: 19109302 DOI: 10.1093/pcp/pcn200 Kayano, K., Shiraiwa, Y. 2009 Physiological regulation of coccolith polysaccharide production by phosphate availability in the coccolithophorid Emiliania huxleyi. Plant Cell Physiol., 50, 1522-1531. Strain(s): 837 PubMed: 19587028 DOI: 10.1093/pcp/pcp097 Ono, M., Sawada, K., Kubota, M., Shiraiwa, Y. 2009 Change of the unsaturation degree of alkenone and alkenoate during acclimation to salinity change in Emiliania huxleyi and Gephyrocapsa oceanica with reference to palaeosalinity indicator. Res. Org. Geochem., 25, 53-60. Strain(s): 837, 839 DOI: 10.20612/rog.25.0_53 Shiraiwa, Y., Kayano, K. 2007 Coccolith. In Development of New Functional Materials Inspired by Biomineralization , Ed. By Kato, T., CMC Publications, Tokyo, p. 52-63. Strain(s): 837 Obata, T., Shiraiwa, Y. 2005 A novel eukaryotic selenoprotein in the haptophyte alga Emiliania huxleyi. J. Biol. Chem., 280, 18462-18468. Strain(s): 837 DOI: 10.1074/jbc.M501517200 Obata, T., Araie, H., Shiraiwa, Y. 2004 Bioconcentration mechanism of selenium by a coccolithophorid, Emiliania huxleyi. Plant Cell Physiol., 45, 1434-1441. キーワード: coccolithophorid; Emiliania huxleyi; selenite uptake; selenium accumulation Strain(s): 837 PubMed: 15564527 DOI: 10.1093/pcp/pch164 Obata, T., Sera, K., Futatsugawa, S., Shiraiwa, Y. 2004 Multi-element analysis of marine microalgae using particle-induced X-ray emission. Mar. Biotechnol., 6, 66-70. キーワード: coccolithophorid; element concentration; elemental composition; Emiliania huxleyi; multi-element analysis; particle-induced X-ray emmision Strain(s): 837 Sawada, K., Shiraiwa, Y. 2004 Alkenone and alkenoic acid compositions of the membrane fractions of Emiliania huxleyi. Phytochemistry, 65, 1299-1307. キーワード: coccolithophorid; Emiliania huxleyi; Haptophyceae; alkenones; alkenoic acids; lipid biomarker; membrane fractionation; intracellular localization; unsaturation index Strain(s): 837 DOI: 10.1016/j.phytochem.2004.03.015 Shiraiwa, Y., Danbara, A., Kanke, Y. 2004 Characterization of highly oxygen-sensitive photosynthesis in coccolithophorids. Jpn. J. Phycol., 52, Suppl., 87-94. キーワード: CO2 fixation; coccolithophorids; Emiliania huxleyi; glycolate pathway; O2 effect; O2 inhibition; photorespiratory nitrogen cycle; Warburg effect Strain(s): 837, 838 Iwamoto, K., Shiraiwa, Y. 2003 Characterization of NADH nitrate reductase from the coccolithophorid Emiliania huxleyi (Lohman) Hay & Mohler (Haptophyceae). Mar. Biotechnol., 5, 20-26. キーワード: coccolithophorid; Emiliania huxleyi; enzyme purification; nitrate reductase; nitrate utilization Strain(s): 837 Shiraiwa, Y. 2003 Physiological regulation of carbon fixation in the photosynthesis and calcification of coccolithophorids. Comp. Biochem. Physiol. B-Biochem. Mol. Biol., 136, 775-783. キーワード: carbon dioxide fixation; calcification; calcium carbonate crystal; cell growth; coccolith; coccolithophorids; Emiliania huxleyi; photosynthesis; nutrient-depletion effect; Warburg effect Strain(s): 837 DOI: 10.1016/S1096-4959(03)00221-5 Shiraiwa, Y., Hatano-Sugimoto, Y., Satoh, M. 2003 Regulation of intracellular calcification and algal growth by nutrient supply in coccolithophorids. In Biomineralization (BIOM2001): formation, diversity, evolution and application, Proceedings of th 8th International Symposium on Biomineralization, Eds. by Kobayashi & Ozawa, p. 241-246. キーワード: algal bloom; calcification; coccolithophorid; Emiliania huxleyi; Gephyrocapsa oceanica; nitrate; phosphate; nutrient-depletion Strain(s): 837, 838 Danbara, A., Shiraiwa, Y. 1999 The requirement of selenium for the growth of marine coccolithophorids, Emiliania huxleyi, Gephyrocapsa oceanica and Helladosphaera sp. (Prymnesiophyceae). Plant Cell Physiol, 40, 762-766. キーワード: artificial seawater; coccolithophorids; Emiliania huxleyi; Gephyrocapsa oceanica; Helladosphaera; selenium-depletion; selenium-requirement Strain(s): 837, 838 DOI: 10.1093/oxfordjournals.pcp.a029603 Sawada, K., Handa, N., Shiraiwa, Y., Danbara, A., Montani, S. 1996 Long-chain alkenones and alkyl alkenoates in the coastal and pelagic sediments of the northwest North Pacific, with special reference to reconstruction of Emiliania huxleyi and Gephyrocapsa oceanica ratios. Org. Geochem., 24, 751-764. キーワード: alkenone, alkyl alkenoate; U^k'₃₇; EE/K37; EE/K38; Emiliania huxleyi; Gephyrocapsa oceanica; coccolithophorid assemblage; northwest North Pacific sediment Strain(s): 837, 838 DOI: 10.1016/S0146-6380(96)00087-3 Sekino, K., Kobayashi, H., Shiraiwa, Y. 1996 Role of coccoliths in the utilization of inorganic carbon by a marine unicellular coccolithophorid, Emiliania huxleyi: a survey using intact cells and protoplasts. Plant Cell Physiol., 37, 123-127. キーワード: calcification; coccolith; coccolithophorid; Emiliania huxleyi; inorganic carbon utilization; protoplast Strain(s): 837 DOI: 10.1093/oxfordjournals.pcp.a028921 Sekino, K., Shiraiwa, Y. 1996 Evidence for the involvement of mitochondrial respiration in calcification in a marine coccolithophorid, Emiliania huxleyi. Plant Cell Physiol., 37, 1030-1033. キーワード: calcification; CO₂ fixation; coccolithophorids; Emiliania huxleyi; mitochondrial respiration; photosynthesis Strain(s): 837 DOI: 10.1093/oxfordjournals.pcp.a029034 Sekino, K., Shiraiwa, Y. 1995 CO₂ release from the culture of calcifying and noncalcifying marine unicellular algae. J. Mar. Biotechnol., 3, 101-104. Strain(s): 837 Sekino, K., Shiraiwa, Y. 1994 Accumulation and utilization of dissolved inorganic carbon by a marine unicellular coccolithophorid, Emiliania huxleyi. Plant Cell Physiol., 35, 353-361. キーワード: bicarbonate uptake; calcification; CO₂ uptake; coccolithophorid; Emiliania huxleyi; inorganic carbon accumulation Strain(s): 837 DOI: 10.1093/oxfordjournals.pcp.a078603

文献

Mitani, E., Nakayama, F., Matsuwaki, I., Ichi, I., Kawabata, A., Kawachi, M., Kato, M. 2017 Fatty acid composition profiles of 235 strains of three microalgal divisions within the NIES Microbial Culture Collection. Microb. Resour. Syst., 33, 19-29.
キーワード: Cryptophyta; docosahexaenoic acid; eicosapentaenoic acid; fatty acid; Haptophyta; Heterokontophyta; microalgae
Strain(s): 1, 8, 9, 14, 15, 17, 71, 115, 145, 223, 225, 233, 234, 265, 274, 275, 276, 277, 278, 279, 280, 281, 282, 284, 293, 323, 324, 330, 333, 344, 345, 346, 347, 348, 350, 353, 372, 377, 388, 391, 395, 407, 408, 409, 413, 414, 417, 461, 462, 466, 487, 534, 548, 553, 556, 557, 558, 559, 560, 562, 587, 588, 589, 590, 603, 605, 621, 622, 623, 695, 696, 697, 698, 699, 700, 701, 702, 703, 704, 705, 706, 707, 708, 709, 710, 711, 712, 713, 714, 715, 716, 741, 765, 766, 767, 805, 837, 997, 1001, 1002, 1003, 1004, 1005, 1006, 1007, 1009, 1011, 1016, 1017, 1044, 1045, 1046, 1047, 1302, 1303, 1324, 1327, 1330, 1339, 1340, 1349, 1353, 1370, 1375, 1376, 1379, 1383, 1384, 1385, 1386, 1387, 1391, 1392, 1393, 1395, 1398, 1399, 1400, 1401, 1699, 1700, 1730, 1813, 1815, 1816, 1826, 1827, 1831, 1862, 1863, 1864, 1865, 1874, 1963, 1964, 1965, 2142, 2143, 2144, 2145, 2147, 2148, 2300, 2331, 2332, 2351, 2363, 2364, 2365, 2370, 2506, 2533, 2534, 2535, 2536, 2537, 2590, 2633, 2668, 2689, 2690, 2691, 2693, 2694, 2696, 2697, 2716, 2717, 2718, 2720, 2722, 2723, 2725, 2726, 2729, 2730, 2731, 2732, 2770, 2771, 2772, 2773, 2839, 2840, 2841, 2842, 2843, 2844, 2859, 2878, 2890, 2899

Pelusi, A., Hanawa, Y., Araie, H., Suzuki, I., Giordan, M., Shiraiwa, Y. 2016 Rapid detection and quantification of haptophyte alkenones by Fourier transform infrared spectroscopy (FTIR). Algal Research, 19, 48-56.
キーワード: Alkenones; Alkenone-producing haptophyte; Emiliania huxleyi; FTIR; Lipid;trans-Carbon-carbon double bond
Strain(s): 837
DOI: 10.1016/j.algal.2016.07.006

Tsuji, Y., Yamazaki, M., Suzuki, I., Shiraiwa, Y. 2015 Quantitative analysis of carbon flow into photosynthetic products functioning as carbon storage in the marine coccolithophore, Emiliania huxleyi. Mar. Biotechnol., 17, 428-440.
キーワード: Alkenones; Carbon partitioning; Carbon storage compound; Emiliania huxleyi; Haptophyte; Lipid; biosynthesis
Strain(s): 837
PubMed: 14730424
DOI: 10.1007/s10126-002-0081-2

Nakamura, H., Sawada, K., Araie, H., Suzuki, I., Shiraiwa, Y. 2015 n-Nonacosadienes from the marine haptophytes Emiliania huxleyi and Gephyrocapsa oceanica. Phytochemistry, 111, 107-113.
キーワード: Emiliania huxleyi; Gephyrocapsa oceanica; Haptophyte; Nonacosadiene; Noelaerhabdaceae; Long chain alkene; Biomarker
Strain(s): 837, 1315
PubMed: 25595675
DOI: 10.1016/j.phytochem.2014.12.023

Fukuda, S., Suzuki, Y., Shiraiwa, Y. 2014 Difference in physiological responses of growth, photosynthesis and calciﬁcation of the coccolithophore Emiliania huxleyi to acidiﬁcation by acid and CO₂ enrichment. Photosynth. Res., 121, 299-309.
キーワード: Acidiﬁcation; CO₂ enrichment; Calciﬁcation; Emiliania huxleyi; pH effect; Photosynthesis
Strain(s): 837
DOI: 10.1007/s11120-014-9976-9

Yamane, K., Matsuyama, S., Igarashi, K., Kuwabara, T. 2013 Pyrolytic Generation of Petroleum Crude Oils from the Marine Phytomicroalgal Coccolithophore Emiliania huxleyi (Haptophyta) and Preparation of n-Alkane-Rich Biofuel. Energy Fuels, 27, 7470–7479.
Strain(s): 837
DOI: 10.1021/ef401618t

Yamane, K., Matsuyama, S., Igarashi, K., Utsumi, M., Shiraiwa, Y., Kuwabara, T. 2013 Anaerobic coculture of microalgae with Thermosipho globiformans and Methanocaldococcus jannaschii at 68 ºC enhances generarion of n-alkane-rich biofules after pyrolysis. Appl. Environ. Microbiol., 79, 924-930.
Strain(s): 837, 2258
PubMed: 23183975
DOI: 10.1128/AEM.01685-12

Iwamoto, K., Shiraiwa, Y. 2012 Characterization of intracellular iodine accumulation by iodine-tolerant microalgae. Procedia Environ. Sco., 15, 34-42.
キーワード: growth stimulation; growth inhibition; haptophyte; iodine; iodine accumulation
Strain(s): 377, 837, 838
DOI: 10.1016/j.proenv.2012.05.007

Tsuji, Y., Suzuki, I., Shiraiwa, Y. 2012 Enzymological evidence for the function of a plastid-located pyruvate carboxylase in the Haptophyte alga Emiliania huxleyi: a novel pathway for the production of C ₄ compounds. Plant Cell Physiol., 53, 1043-1052.
Strain(s): 837
PubMed: 22492231
DOI: 10.1093/pcp/pcs045

Mizoguchi, T., Kimura, Y., Yoshitomi, T., Tamiaki, H. 2011 The stereochemistry of chlorophyll-c₃ from the haptophyte Emiliania huxleyi: the (13²R)-enantiomers of chlorophylls-c are exclusively selected as the photosynthetically active pigments in chromophyte algae. Biochim. Biophys. Acta, 1807, 1467-1473.
キーワード: chlorophyll-c; chiral HPLC; enantioimer; chromophyte algae; light-harvesting complexes
Strain(s): 71, 281, 696, 837
PubMed: 21806961
DOI: 10.1016/j.bbabio.2011.07.008

Araie, H., Sakamoto, K., Suzuki, I., Shiraiwa, Y. 2011 Characterization of the selenite uptake mechanism in the coccolithophore Emiliania huxleyi (Haptophyta). Plant Cell Physiol., 52, 1204-1210.
Strain(s): 837
PubMed: 21632656
DOI: 10.1093/pcp/pcr070

Fukuda, S., Suzuki, I., Hama, T., Shiraiwa, Y. 2011 Compensatory response of the unicellular-calcifying alga Emiliania huxleyi (Coccolithophoridales, Haptophyta) to ocean acidification. J. Oceanogr., 67, 17-25.
キーワード: Alkalization; Calcification; Coccolithophorid; Emiliania huxleyi; Inorganic carbon; Ocean acidiﬁcation; pH change; pH effect; Photosynthesis; Respriration
Strain(s): 837
DOI: 10.1007/s10872-011-0001-z

Hagino, K., Bendif, E. M., Young, J. R. Kogame, K., Probert, I., Takano, Y., Horiguchi, T., de Vardas, C., Okada, H. 2011 New evidence for morphological and genetic variation in the cosmopolitan coccolithophore Emiliania huxleyi (Prymnesiophyceae) from the COX1b-ATP4 genes. J. Phycol., 47, 1164-1176.
キーワード: biogeography; coccolithophore; Emiliania huxleyi; mitochondrial DNA; morphotype
Strain(s): 837, 838, 1000, 1311, 1312, 1313, 1314
DOI: 10.1111/j.1529-8817.2011.01053.x

Kayano, K., Saruwatari, K., Kogure, T., Shiraiwa, Y. 2011 Effect of coccolith polysaccharides isolated from the coccolithophorid, Emiliania huxleyi, on calcite crystal formation in in vitro CaCO₃ crystallization. Mar. Biotechnol., 13, 83-92.
キーワード: Acid polysaccharide; Biomineralization; Coccolith; Coccolith polysaccharide; Calcium carbonate crystalization; Emiliania huxleyi
Strain(s): 837
PubMed: 20336339
DOI: 10.1007/s10126-010-9272-4

Satoh, M., Iwamoto, K., Suzuki, I., et al. 2009 Cold stress stimulates intracellular calcification by the coccolithophore, Emiliania huxleyi (Haptophyceae) under phosphate-deficient conditions. Mar. Biotechnol., 11, 327-333.
キーワード: calcification; coccolith production; coccolithophore; cold stress; Emiliania huxleyi; phosphate deprivation
Strain(s): 837

Tsuji, Y., Suzuki, I., Shiraiwa, Y. 2009 Photosynthetic carbon assimilation in the coccolithophorid Emiliania huxleyi (Haptophyta): Evidence for the predominant Operation of the C ₃ cycle and the Contribution of β-carboxylases to the active anaplerotic reaction. Plant Cell Physiol., 50, 318-329.
Strain(s): 837
PubMed: 19109302
DOI: 10.1093/pcp/pcn200

Kayano, K., Shiraiwa, Y. 2009 Physiological regulation of coccolith polysaccharide production by phosphate availability in the coccolithophorid Emiliania huxleyi. Plant Cell Physiol., 50, 1522-1531.
Strain(s): 837
PubMed: 19587028
DOI: 10.1093/pcp/pcp097

Ono, M., Sawada, K., Kubota, M., Shiraiwa, Y. 2009 Change of the unsaturation degree of alkenone and alkenoate during acclimation to salinity change in Emiliania huxleyi and Gephyrocapsa oceanica with reference to palaeosalinity indicator. Res. Org. Geochem., 25, 53-60.
Strain(s): 837, 839
DOI: 10.20612/rog.25.0_53

Shiraiwa, Y., Kayano, K. 2007 Coccolith. In Development of New Functional Materials Inspired by Biomineralization , Ed. By Kato, T., CMC Publications, Tokyo, p. 52-63.
Strain(s): 837

Obata, T., Shiraiwa, Y. 2005 A novel eukaryotic selenoprotein in the haptophyte alga Emiliania huxleyi. J. Biol. Chem., 280, 18462-18468.
Strain(s): 837
DOI: 10.1074/jbc.M501517200

Obata, T., Araie, H., Shiraiwa, Y. 2004 Bioconcentration mechanism of selenium by a coccolithophorid, Emiliania huxleyi. Plant Cell Physiol., 45, 1434-1441.
キーワード: coccolithophorid; Emiliania huxleyi; selenite uptake; selenium accumulation
Strain(s): 837
PubMed: 15564527
DOI: 10.1093/pcp/pch164

Obata, T., Sera, K., Futatsugawa, S., Shiraiwa, Y. 2004 Multi-element analysis of marine microalgae using particle-induced X-ray emission. Mar. Biotechnol., 6, 66-70.
キーワード: coccolithophorid; element concentration; elemental composition; Emiliania huxleyi; multi-element analysis; particle-induced X-ray emmision
Strain(s): 837

Sawada, K., Shiraiwa, Y. 2004 Alkenone and alkenoic acid compositions of the membrane fractions of Emiliania huxleyi. Phytochemistry, 65, 1299-1307.
キーワード: coccolithophorid; Emiliania huxleyi; Haptophyceae; alkenones; alkenoic acids; lipid biomarker; membrane fractionation; intracellular localization; unsaturation index
Strain(s): 837
DOI: 10.1016/j.phytochem.2004.03.015

Shiraiwa, Y., Danbara, A., Kanke, Y. 2004 Characterization of highly oxygen-sensitive photosynthesis in coccolithophorids. Jpn. J. Phycol., 52, Suppl., 87-94.
キーワード: CO2 fixation; coccolithophorids; Emiliania huxleyi; glycolate pathway; O2 effect; O2 inhibition; photorespiratory nitrogen cycle; Warburg effect
Strain(s): 837, 838

Iwamoto, K., Shiraiwa, Y. 2003 Characterization of NADH nitrate reductase from the coccolithophorid Emiliania huxleyi (Lohman) Hay & Mohler (Haptophyceae). Mar. Biotechnol., 5, 20-26.
キーワード: coccolithophorid; Emiliania huxleyi; enzyme purification; nitrate reductase; nitrate utilization
Strain(s): 837

Shiraiwa, Y. 2003 Physiological regulation of carbon fixation in the photosynthesis and calcification of coccolithophorids. Comp. Biochem. Physiol. B-Biochem. Mol. Biol., 136, 775-783.
キーワード: carbon dioxide fixation; calcification; calcium carbonate crystal; cell growth; coccolith; coccolithophorids; Emiliania huxleyi; photosynthesis; nutrient-depletion effect; Warburg effect
Strain(s): 837
DOI: 10.1016/S1096-4959(03)00221-5

Shiraiwa, Y., Hatano-Sugimoto, Y., Satoh, M. 2003 Regulation of intracellular calcification and algal growth by nutrient supply in coccolithophorids. In Biomineralization (BIOM2001): formation, diversity, evolution and application, Proceedings of th 8th International Symposium on Biomineralization, Eds. by Kobayashi & Ozawa, p. 241-246.
キーワード: algal bloom; calcification; coccolithophorid; Emiliania huxleyi; Gephyrocapsa oceanica; nitrate; phosphate; nutrient-depletion
Strain(s): 837, 838

Danbara, A., Shiraiwa, Y. 1999 The requirement of selenium for the growth of marine coccolithophorids, Emiliania huxleyi, Gephyrocapsa oceanica and Helladosphaera sp. (Prymnesiophyceae). Plant Cell Physiol, 40, 762-766.
キーワード: artificial seawater; coccolithophorids; Emiliania huxleyi; Gephyrocapsa oceanica; Helladosphaera; selenium-depletion; selenium-requirement
Strain(s): 837, 838
DOI: 10.1093/oxfordjournals.pcp.a029603

Sawada, K., Handa, N., Shiraiwa, Y., Danbara, A., Montani, S. 1996 Long-chain alkenones and alkyl alkenoates in the coastal and pelagic sediments of the northwest North Pacific, with special reference to reconstruction of Emiliania huxleyi and Gephyrocapsa oceanica ratios. Org. Geochem., 24, 751-764.
キーワード: alkenone, alkyl alkenoate; U^k'₃₇; EE/K37; EE/K38; Emiliania huxleyi; Gephyrocapsa oceanica; coccolithophorid assemblage; northwest North Pacific sediment
Strain(s): 837, 838
DOI: 10.1016/S0146-6380(96)00087-3

Sekino, K., Kobayashi, H., Shiraiwa, Y. 1996 Role of coccoliths in the utilization of inorganic carbon by a marine unicellular coccolithophorid, Emiliania huxleyi: a survey using intact cells and protoplasts. Plant Cell Physiol., 37, 123-127.
キーワード: calcification; coccolith; coccolithophorid; Emiliania huxleyi; inorganic carbon utilization; protoplast
Strain(s): 837
DOI: 10.1093/oxfordjournals.pcp.a028921

Sekino, K., Shiraiwa, Y. 1996 Evidence for the involvement of mitochondrial respiration in calcification in a marine coccolithophorid, Emiliania huxleyi. Plant Cell Physiol., 37, 1030-1033.
キーワード: calcification; CO₂ fixation; coccolithophorids; Emiliania huxleyi; mitochondrial respiration; photosynthesis
Strain(s): 837
DOI: 10.1093/oxfordjournals.pcp.a029034

Sekino, K., Shiraiwa, Y. 1995 CO₂ release from the culture of calcifying and noncalcifying marine unicellular algae. J. Mar. Biotechnol., 3, 101-104.
Strain(s): 837

Sekino, K., Shiraiwa, Y. 1994 Accumulation and utilization of dissolved inorganic carbon by a marine unicellular coccolithophorid, Emiliania huxleyi. Plant Cell Physiol., 35, 353-361.
キーワード: bicarbonate uptake; calcification; CO₂ uptake; coccolithophorid; Emiliania huxleyi; inorganic carbon accumulation
Strain(s): 837
DOI: 10.1093/oxfordjournals.pcp.a078603

※本ホームページに掲載されている情報，写真，図表の無断掲載を禁止します。