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HIROSHI IGETA, TAKASHI TSUCHIYA, CHISATO OKUDA, HIDEHARU YOKOGAWA
1971 年 19 巻 7 号 p.
1297-1300
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
The reaction of quaternary salts of 3, 3'-bipyridazines and their N-oxides with cyanide ion was carried out. 3, 3'-Bipyridazine 1, 1'-dioxides (I, II) gave the dihydro compounds having cyano groups at α-positions to the N-oxide groups (IV, V). The bipyridazines without N-oxide groups (VII, VIII) afforded the dihydro compounds having cyano groups at γ-positions to the N-CH
3 groups (X, XI). And 6, 6'-dimethoxy-3, 3'-bipyridazine (IX) afforded 1, 1'-dimethyl-3, 3'-bipyridazine-6, 6'(1H, 1'H)-dione (XII). As for the 2, 2'-dioxide (III), the compound composed of both the dihydro type ring and the aromatic ring formed by the elimination of the methoxy group (VI), was obtained.
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RYOHEI KIMURA, TOSHIRO MURATA
1971 年 19 巻 7 号 p.
1301-1307
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
Eleven kinds of 5-alkylamides of L-and DL-glutamic acid were synthesized and assessed for anticonvulsant effects. Against lethal convulsion induced by caffeine, maximum efficacy was observed with alkylamides possessing C
7 to C
8 alkyl radicals in the position 5 of glutamic acid, and the compounds having C
5 to C
7 alkyl groups were shown to have the highest toxity. Differences in the response between L-compound and DL-compound are not significant. Synthesized ω-alkylamides of L-glutamic acid, L-aspartic acid and DL-2-aminoadipic acid did neither increase nor decrease the oxygen consumption by the rat brain cortex slices.
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MINORU HIRAMOTO, KOZO OKADA, SOTOO NAGAI, HIROSHI KAWAMOTO
1971 年 19 巻 7 号 p.
1308-1314
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
Sixteen D- and L-3-hydroxyacyl-L-leucine hydrazides related to viscosin have been synthesized. Condensation of DL-3-hydroxy fatty acids with L-leucine methyl ester by the azide method or the active ester method gave DL-3-hydroxyacyl-L-leucine methyl esters, which were then converted to their hydrazides. Each of the racemic hydrazides could readily be resolved into the respective optically active diastereoisomers by means of fractional crystallization using alcohols.
All of the D- and L-3-hydroxyacyl-L-leucine hydrazides prepared showed antimicrobial activity against four kinds of microorganisms only comparable to or less than that of the saturated straight chain fatty acids of corresponding carbon numbers.
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MINORU HIRAMOTO, KOZO OKADA, SOTOO NAGAI
1971 年 19 巻 7 号 p.
1315-1320
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
Homologs of D- and L-3-hydroxyacylhexapeptide including compound (I-1c) and its optical isomers (I-1'c, I-2c, I-2'c) were synthesized by condensing the tripeptide subunit with the dipeptide subunit followed by azide coupling of the resulting pentapeptide with D-or L-3-hydroxyacylleucine, and their antibacterial properties were examined. None of the synthetic acylhexapeptides was identical with viscosin in both physical and chemical properties and antituberculous activity.
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TETSUJI KAMETANI, KIYOSATO NYU, TOHRU YAMANAKA
1971 年 19 巻 7 号 p.
1321-1324
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
Treatment of ethyl 3, 4-disubstituted-benzylidenecyanoacetate (V, VI and VII), whose ethoxycarbonyl group was oriented in the
trans configuration to the benzene ring, with triethyl phosphite afforded the 3-cyano-2-ethoxy-6, 7-disubstituted-quinolines (XI, XII, and XIII) in good yield.
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TETSUJI KAMETANI, HIDEO NEMOTO
1971 年 19 巻 7 号 p.
1325-1328
発行日: 1971/07/25
公開日: 2011/01/31
ジャーナル
フリー
Cyclization of 3-(2, 3, 4-trimethoxyphenyl) propionohydroxamic acid (II), 2-(3, 4-dimethoxyphenyl) acetohydroxamic acid (VI) and 3-(α-diethoxybenzyl)-2, 3, 4, 5-tetrahydro-1-hydroxy-2-ketopyrrole (X) with polyphosphoric acid gave 4, 5-dihydro-3-oxo-[2H]-1, 2-benzoxazepine (IV), 5, 6-dimethoxyoxindole (VII) and 2, 3, 4, 9-tetrahydro-4-oxo-furo [2, 3-
b] quinoline (XI), respectively.
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SADAO AOYAMA, KAZUO KAMATA, TAICHIRO KOMENO
1971 年 19 巻 7 号 p.
1329-1336
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
Boron trifluoride in its complex with ether or acetic acid was found to effect ready D-homo rearrangements of the 20β-acetoxy-5α-pregnanes leading to D-homo-17α-methyl-17aβ-ol acetate. The corresponding 20α-compounds, however, under the same conditions gave complex mixtures.
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FUMIHIKO UCHIMARU, SEIZABURO OKADA, AKIRA KOSASAYAMA, TSUNEO KONNO
1971 年 19 巻 7 号 p.
1337-1343
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
For the evaluation of biological activities, 4-pyrazinoylmorpholine (II) and many new compounds have been synthesized from the N-oxide of II. The reactions of 2-(4-morpholinocarbonyl) pyrazine 4-oxide (IV) with halogenation reagents were examined, and the main product was proved to be 6-chloro-2-(4-morpholinocarbonyl) pyrazine (VII) by correlating the product to the known 2-amino-6-chloropyrazine (XIV).
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SEIZABURO OKADA, AKIRA KOSASAYAMA, TSUNEO KONNO, FUMIHIKO UCHIMARU
1971 年 19 巻 7 号 p.
1344-1357
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
Extensive works have been made of the preparation of six sets of 2-substituted pyrazine 4-oxide and its isomeric new 1-oxide by unambiguous route, and of the reaction between substituted pyrazine mono-N-oxides and a series of halogenation reagents and acylating agents and of nuclear magnetic resonance (NMR), infrared, and ultraviolet spectral investigations in comparison with isomeric N-oxides.
An application of NMR spectroscopy for determination of the position of the N-O function in mono-substituted pyrazine N-oxides and the analysis of N-oxidation reaction mixture are described.
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ISOO ITO, NORIICHI ODA, TAISEI UEDA, MINEKO MARUYAMA
1971 年 19 巻 7 号 p.
1358-1362
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
The synthesis of two new type compounds which having the three ring systems, 1-methyl-2-phenyl-1, 2, 3, 10-tetrahydro-4H-pyrazolo [3, 4-
c][1] benzoxepin-3, 4-dione (I), and 1-methyl-2-phenyl-1, 2, 3, 10-tetrahydro-4H-pyrazolo [3, 4-
c][1, 5] benzoxazepin-3-one (II), consisting of the polyphosphoric acid cyclization or the Ullmann reaction of the appropriate pyrazolone derivatives, has been reported.
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YUKIO SAITO, YOSHIKO KANEMASA, MASASHI OKADA
1971 年 19 巻 7 号 p.
1363-1367
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
Cleavage of 3β-hydroxy-14β, 15β-epoxy-5β, 17α-card-20 (22)-enolide (Ia) or its acetate (Ib) with hydrochloric acid in methanol or hydrogen chloride in chloroform resulted in the formation of 14β, 15β-dihydroxy-17α-cardenolide (III) and 14β-chloro-15β-hydroxy-17α-cardenolide (IIa or IIb), thus demonstrating an unusual
cis-opening of the epoxide ring.
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Tozo FUJII, CHIN C. WU, TAISUKE ITAYA
1971 年 19 巻 7 号 p.
1368-1373
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
Treatment of 9-alkyladenines (Ia, b, c) with 30% aqueous hydrogen peroxide in acetic acid at 30° produced the corresponding 9-alkyladenine 1-oxides (II a, b, c) in 51-71% yield. The 1-N-oxides were found to undergo alkylation almost exclusively at the oxygen atoms of the N-oxide groups when treated separately with methyl iodide, ethyl iodide, and benzyl bromide in N, N-dimethylacetamide at room temperature, and the corresponding salts (III) of all the nine possible 1-alkoxy-9-alkyladenines were obtained in excellent yields. 1-Ethoxyadenosine hydriodide and 1-benzyloxyadenosine perchlorate were also prepared from adenosine 1-oxide (II d) in a similar way. The ultraviolet and nuclear magnetic resonance spectral data on the 1-alkoxyadenine derivatives obtained in the previous and present studies are collected in Tables II and III.
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A By-Product from the Reaction of 3, 4-Dimethoxybenzyl Chloride with Sodium Cyanide
Tozo FUJII, YUKIKO UENO, MORIHIRO MITSUKUCHI
1971 年 19 巻 7 号 p.
1374-1380
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
The formation of [4, 5-dimethoxy-α-(3, 4-dimethoxyphenyl)-
o-tolyl] acetonitrile (IV) as a by-product in the metathesis of 3, 4-dimethoxybenzyl chloride (II) with sodium cyanide in dimethyl sulfoxide or N, N-dimethylformamide is reported. The structure of IV has been established by analysis, ultraviolet spectrum, infrared spectrum, nuclear magnetic resonance spectrum, and conversion into 4, 5-dimethoxy-2-(3, 4-dimethoxybenzyl)-N, N-dimethylphenethylamine (XI) through [4, 5-dimethoxy-α-(3, 4-dimethoxyphenyl)-
o-tolyl] acetic acid (VII) and 2-[4, 5-dimethoxy-α-(3, 4-dimethoxyphenyl)-
o-tolyl]-N, Ndim thylacetamide (VIII). The sample of XI thus obtained was identical with the one produced by catalytic hydrogenolysis of 1-(3, 4-dimethoxypheny1)-1, 2, 3, 4-tetrahydro-6, 7-dimethoxy-2, 2-dimethylisoquinolinium chloride, which was synthesized from 1-(3, 4-dimethoxyphenyl)-1, 2, 3, 4-tetrahydro-6, 7-dimethoxy-2-methylisoquinoline (IX) by quaternization with methyl iodide and treatment of the resulting methiodide (X) with silver chloride. The reaction of benzyl chloride with sodium cyanide in dipolar aprotic solvents was found to give a small amount of 2, 3-diphenylpropionitrile (XIV) besides benzyl cyanide.
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MORIO IKEHARA, MASAKATSU KANEKO, YUJI NAKAHARA, SHOJI YAMADA, SEIICHI ...
1971 年 19 巻 7 号 p.
1381-1388
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
Optical rotatory dispersion and circular dichroism of 8-cyclonucleosides derived from adenosine were measured.
In the β-cyclonucleosides magnitude of rotatory strengths increased in the order 8, 2'-<8, 3'-<8, 5'-cyclonucleoside both in the case of O- and S-cyclonucleosides. All of these cyclonucleosides had positive Cotton curve at absorption maxima.
In α-cyclonucleoside the sign of the Cotton effect inverted to negative and the magnitude is almost same with β-cyclonucleoside.
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NORIO NAKAMURA, YUKICHI KISHIDA, NOBORU ISHIDA
1971 年 19 巻 7 号 p.
1389-1394
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
The reactions of α-acetylenic esters with N-substituted hydroxylamines in the presence of strong bases afforded 2-substituted 4-isoxazolin-3-ones, which were also prepared from α-acetylenic acid chlorides and N-substituted hydroxylamines. 1-Phenyl-3-hydroxypyrazoles were obtained by the reaction of α-acetylenic esters with phenylhydrazine in the presence of alkoxides.
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KIICHIRO KAKEMI, HITOSHI SEZAKI, RYOJI KONISHI, TOSHIKIRO KIMURA
1971 年 19 巻 7 号 p.
1395-1401
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
Inhibition of barbiturate metabolisms by imipramine (IP) was studied systematically in the
in vitro system and intact rats with an emphasis on the contribution of metabolism of the inhibitor itself. Both IP and its major metabolite, desmethylimipramine (DMI) were found to inhibit the
in vitro microsomal metabolisms of various barbiturates. The time courses of the inhibitory activities of IP and DMI were also studied in the intact animals. The maximum inhibition was observed at approximately 3 hours after the administration of both IP and DMI and the significant inhibition was observed for further about 10 hours. Hexobarbital hypnosis as a pharmacological action was similarly affected by IP administration. The possible participation of the metabolite DMI was confirmed by studying the effect of preincubation of IP in the
in vitro system and determining directly the levels of IP and DMI in the liver tissue at various times after IP administration. The effect of dose and long-term pretreatment of IP on the microsomal metabolism of barbiturates was examined and the dispositions of IP were found to be of linear nature. Species differences in the
in vitro metabolic inhibition by IP were also examined. And furthermore, as a measure of the physiological availabilities of IP and DMI, lipid solubility, ionization constant, and absorption from the rat small intestine were discussed in connection with the inhibitory mechanism of IP.
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HIROAKI NANBA, HISATORA KURODA
1971 年 19 巻 7 号 p.
1402-1408
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
The chemical structure of the chitin-like substance, one of the main components of the cell wall of
Cochliobolus miyabeanus, was studied. The results of X-ray powder pattern of this chitin-like substance suggested that the chitin molecules are connected with some radicals. The chitin fraction was submitted to enzymic digestion, acid hydrolysis, methylation and X-ray analysis. All the experimental results demonstrated that the hexosamine in the present fungal cell wall is composed of branching points conncected with α-N-acetylgalactosamine residue (connected through C-1) to the straight β-1, 4-acetylglucosaminylchain.
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MASAFUMI YOSHIMOTO, NOBORU ISHIDA, YUKICHI KISHIDA
1971 年 19 巻 7 号 p.
1409-1415
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
2-Butynyl phenyl sulfone (VI) and cyclic ketones were treated with sodium hydride to give the corresponding 1: 1 addition products, respectively. The structures were assigned to 1-phenylsulfonyl-3-(1-cyclohexenyl) 2-butanone (VII) and 2-phenylsulfonylmethylene-3-methyloxetane-4-
spiro-1'-cyclohexane (VIII) in the case of cyclohexanone and assigned to 1-phenylsulfonyL-3-(1-cyclopentenyL) 2-butanone (XIII) in the case of cyclopentanone, respectively. Acid treatment of VIII afforded three degradation products, VII, X and XI, which confirmed the novel structure of VIII. 2-Propynyl
p-tolyl sulfone (XIV) and cyclohexanone with sodium hydride treatment gave also an oxetane compound, XV. A plausible mechanism of the reaction and the physical properties of the products were presented in some detail.
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HIROMU SAKURAI, AKIRA YOKOYAMA, HISASHI TANAKA
1971 年 19 巻 7 号 p.
1416-1423
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
In order to discuss the possibility of the contribution of the chelating ability to the radioprotective activity in cysteamine, effects of copper (II) ion to the formation of the mixed disulfide was investigated in the systems of cysteamine and cysteine, glutathione and albumin respectively as the reactions between two kinds of thiol compound and in the system of cystamine and cysteine as the reaction between disulfide and thiol compound by the use of
35S-cysteamine or
14C-cysteine. Separations of the mixed disulfides were achieved by electrophoresis and amounts of the mixed disulfides were estimated by the measurement of radioactivity. Remarkable catalytic effects were observed depending upon the reaction conditions. Whereas inhibitive effects were observed in some cases. Relationship between the effect of copper (II) ion and the reaction condition was discussed and an intermediate copper chelate was presumed for the reaction mechanism.
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TETSUJI KAMETANI, TOSHIO SUZUKI
1971 年 19 巻 7 号 p.
1424-1425
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
The stereoselective total syntheses of (±)-N-nordasycarpidone (I) and (±)-dasycarpidone (II) are herein described. The key step in the approach to these syntheses involved
cis addition with catalytic reduction of a hydrochloride (VIII).
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SHINSAKU MINAMI, TOSHIHIRO SHONO, JUN-ICHI MATSUMOTO
1971 年 19 巻 7 号 p.
1426-1432
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
A series of 8-alkyl-2-amino (or substituted-amino)-5, 8-dihydro-5-oxopyrido [2, 3-
d]-pyrimidine-6-carboxylic acids and related compounds were synthesized and evaluated as antibacterial agents. The most active compounds
in vitro against Escherichia coli and
Staphylococcus aureus were 8-ethyl-5, 8-dihydro-2-dimethylamino-5-oxopyrido [2, 3-
d]-pyrimidine-6-carboxylic acid (VII a) and 8-ethyl-5, 8-dihydro-5-oxo-2-pyrrolidinopyrido-[2, 3-
d] pyrimidine-6-carboxylic acid, piromidic acid, (VIIb). Structure-activity relationships are discussed.
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HIROAKI NOMURA, MASAFUMI SHIMOMURA, SHIRO MORIMOTO
1971 年 19 巻 7 号 p.
1433-1437
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
Phosphorylation of L-ascorbic acid and its 5, 6-isopropylidene acetal with phosphoryl chloride under conditions using water as solvent and pyridine as base yielded almost quantitatively and selectively L-ascorbic acid 3-phosphate which has been a useful compound in cosmetic field. The reaction is suitable for manufacturing of the phosphate in a good yield. The effects of changes in solvent and base upon the phosphorylation reaction are also discussed by comparison of the yield and the composition of the products.
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HIROYUKI INOUE, TAKASHI YOSHIDA
1971 年 19 巻 7 号 p.
1438-1443
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
The absolute configuration at C-6 of catalpol (1) was established by the chemical conversion of the glucoside to tetrahydroaucubin-B hexaacetate (16). Information was also obtained on the configuration at C-8.
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TATSUO HAMADA, OSAMU YONEMITSU
1971 年 19 巻 7 号 p.
1444-1449
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
Acyl amino acids and peptides were esterified with triethyloxonium fluoroborate in neutral or slightly basic aqueous solution at room temperature, and this simple and convenient method may provide a potential new method in the area of peptide and protein chemistry.
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TOSHIO MIYAZAKI, TSUTOMU IRINO
1971 年 19 巻 7 号 p.
1450-1454
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
Main extracellular polysaccharide of
R. nigricans, [α] D+68.1°, is a highly heterogenous glycan composed of fucose, mannose, glucose, galactose, N-acctylglucosamine, and Nacetylgalactosamine in a relative ratio of 1: 22: 4: 5: 3.8: 3.8. The results of periodate oxidation, Smith degradation, and partial acid hydrolysis indicate that the polysaccharide contains (1→2) and (1→4)-linked hexopyranose residues as the main linkages.
The minor polysaccharide, [α] D-45.6°, is an acidic heteroglycan consistillg of fucose, galactose, and glucuronic acid, and its chemical structure is discussed.
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MASASHI TOMODA, SHOKO KATO, MIE ONUMA
1971 年 19 巻 7 号 p.
1455-1460
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
The water extract of the roots of
Rehmannia glutinosa LIBOS. forma
hueichingensis HSIAO was fractionated by the chromatographies on two types of ion-exchange resin. Fifteen amino acids and D-glucosamine were found and determined in the basic fraction. Phosphoric acid was detected and estimated as a component of the acidic fraction. Neutral fraction, the main fraction of the water extract, was mostly constituted with carbohydrates. D-Glucose, D-galactose, D-fructose, sucrose, raffinose, manninotriose, stachyose, verbascose and D-mannitol were identified and determined. It was found that stachyose is the main component of the water extract and the yield of the substance was 48.3% from the dried material.
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YUKIO SAITO, YOSHIKO KANEMASA, MASASHI OKADA
1971 年 19 巻 7 号 p.
1461-1465
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
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SHIGETAKA YOSHINA, ISAMU MAEBA
1971 年 19 巻 7 号 p.
1465-1469
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
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MASAMICHI FUKUOKA, KOJI HAYASHI, HIROSHI MITSUHASHI
1971 年 19 巻 7 号 p.
1469-1476
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
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HIROKO TODA, SHUICHI SETO
1971 年 19 巻 7 号 p.
1477-1482
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
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SHINSAKU MINAMI, TOSHIHIRO SHONO, JUN-ICHI MATSUMOTO
1971 年 19 巻 7 号 p.
1482-1486
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
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HISATOSHI KABENO, TETURO HONDA, YASUAKI KOBAYASHI, TOSHIRO MURATA
1971 年 19 巻 7 号 p.
1487-1490
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
Gastrone, enterogastrone, and secretin have been known as the substances contained in mammalian digestive tract and having inhibitory action on the secretion of gastric juice.
A glycoprotein fraction, designated as E fraction, has been isolated from the gastric mucosal layer of finback whale and found to have a marked inhibitory action on the gastric juice secretion by the authors.
In order to clarify the mechanism of the inhibitory action on the gastric juice secretion, the distribution of the substance in the mucosal layer of gastrointestinal tissues from the 3rd stomach to small intestine of sperm whale was studied in this paper.
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KUNITOSHI YOSHIHIRA, MASAMICHI FUKUOKA, MASANORI KUROYANAGI, SHINSAKU ...
1971 年 19 巻 7 号 p.
1491-1495
発行日: 1971/07/25
公開日: 2011/01/31
ジャーナル
フリー
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CHIU-MING CHEN, TAKAO MURAKAMI
1971 年 19 巻 7 号 p.
1495-1498
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
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TAKASHI TATSUNO, MOTOMU SATO, YUKIO KUBOTA, YASUKO KUBOTA, HIROSHI TSU ...
1971 年 19 巻 7 号 p.
1498-1500
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
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NIZAM U. KHAN, W. H. ANSARI, W. RAHMAN, MASAYOSHI OKIGAWA, NOBUSUKE KA ...
1971 年 19 巻 7 号 p.
1500-1501
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
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JUN-ICHI KUNITOMO, MAYUMI MIYOSHI, ETSUKO YUGE, TSANG-HSIUNG YANG, CHI ...
1971 年 19 巻 7 号 p.
1502-1503
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
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SHIN-ICHIRO SAKAI, NORIO AIMI, KENJIRO KATO, HISAO IDO, JOUJU HAGINIWA
1971 年 19 巻 7 号 p.
1503-1505
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
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EIICHI FUJIHIRA, TOMIZO MORI, MASAO NAKAZAWA, HIKARU OZAWA
1971 年 19 巻 7 号 p.
1506-1508
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
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MASAICHIRO MASUI, HIDENOBU OHMORI, HIROTERU SAYO, TSUNEJI UMEDA
1971 年 19 巻 7 号 p.
1508-1509
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
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KAZUO ITO, HIROSHI FURUKAWA, HITOSHI TANAKA
1971 年 19 巻 7 号 p.
1509-1511
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
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SEIGO KATAOKA, KAZUHIKO TAIRA, EIGO TAKABATAKE
1971 年 19 巻 7 号 p.
1511-1513
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
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TETSUJI KAMETANI, HIDEO SUGI, SHIROSHI SHIBUYA, KEIICHIRO FUKUMOTO
1971 年 19 巻 7 号 p.
1513-1514
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
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EIICHI FUJITA, YUKIKAZU SAEKI
1971 年 19 巻 7 号 p.
1515-1516
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー
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HIROSHI NAKAMURA, ZENZO TAMURA
1971 年 19 巻 7 号 p.
1516-1518
発行日: 1971/07/25
公開日: 2011/02/08
ジャーナル
フリー