Class information for:
Level 1: DIHYDROPYRAZINE//FRUCTOSAZINE//BIOCHEM ISOTOPE

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
32586 137 22.3 48%


Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes
The table includes all classes above and classes immediately below the current class.


Cluster id Level Cluster label #P
0 4 BIOCHEMISTRY & MOLECULAR BIOLOGY//CELL BIOLOGY//ONCOLOGY 4064930
116 3       MUTATION RESEARCH//TOXICOLOGY//CARCINOGENESIS 70215
2459 2             CHLOROPHYLLIN//MUTATION RESEARCH//WING SPOT TEST 4024
32586 1                   DIHYDROPYRAZINE//FRUCTOSAZINE//BIOCHEM ISOTOPE 137

Terms with highest relevance score


rank Term termType Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 DIHYDROPYRAZINE authKW 4097179 18% 74% 25
2 FRUCTOSAZINE authKW 928695 4% 83% 5
3 BIOCHEM ISOTOPE address 668662 2% 100% 3
4 PLASMID PBR322 authKW 594363 3% 67% 4
5 MONOMENTHYL SUCCINATE authKW 501495 2% 75% 3
6 DNA BREAKING ACTIVITY authKW 445774 1% 100% 2
7 POSTHARVEST BIOL TECHNOL address 445774 1% 100% 2
8 DNA STRAND BREAKAGE authKW 274309 6% 15% 8
9 1 3 PYRIMIDINE authKW 222887 1% 100% 1
10 2 1 2 3 4 TETRAHYDROXYBUTYL 6 2 3 4 TRIHYDROXYBUTYL PYRAZINE authKW 222887 1% 100% 1

Web of Science journal categories


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 Agronomy 572 18% 0% 24
2 Biochemistry & Molecular Biology 239 36% 0% 50
3 Pharmacology & Pharmacy 217 25% 0% 34
4 Chemistry, Applied 190 12% 0% 16
5 Chemistry, Medicinal 103 9% 0% 12
6 Food Science & Technology 88 10% 0% 14
7 Agriculture, Multidisciplinary 71 5% 0% 7
8 Chemistry, Organic 51 10% 0% 14
9 Toxicology 40 6% 0% 8
10 Chemistry, Multidisciplinary 30 12% 0% 17

Address terms


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 BIOCHEM ISOTOPE 668662 2% 100% 3
2 POSTHARVEST BIOL TECHNOL 445774 1% 100% 2
3 BIO OURCES BIOSCIBIOFUNCT CHEM 222887 1% 100% 1
4 CARBONYL SYNTH SELECT OXIDAT STATE 222887 1% 100% 1
5 CENT HOSP 174 222887 1% 100% 1
6 CHEM SCI EECHNOL 222887 1% 100% 1
7 CHIM ANALYT MOL BIOACT PLURIDISCIPLINAIRE HU 222887 1% 100% 1
8 KAMIHAMACHO 222887 1% 100% 1
9 PL ORGAN CHEM CATALY 222887 1% 100% 1
10 AGRIFOOD CHEM BIOCHEM 74294 1% 33% 1

Journals


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 AGRICULTURAL AND BIOLOGICAL CHEMISTRY 16936 17% 0% 23
2 SCIENCE BULLETIN OF THE FACULTY OF AGRICULTURE KYUSHU UNIVERSITY 10129 1% 5% 1
3 JOURNAL OF TOXICOLOGICAL SCIENCES 3977 3% 0% 4
4 BIOLOGICAL & PHARMACEUTICAL BULLETIN 3134 8% 0% 11
5 CHEMICAL & PHARMACEUTICAL BULLETIN 1855 9% 0% 12
6 JOURNAL OF APPLIED BOTANY AND FOOD QUALITY 692 1% 0% 1
7 ANTIBIOTIKI 551 1% 0% 1
8 CHINESE JOURNAL OF ANALYTICAL CHEMISTRY 535 3% 0% 4
9 JOURNAL OF ANTIBIOTICS 530 3% 0% 4
10 JAPANESE JOURNAL OF TOXICOLOGY AND ENVIRONMENTAL HEALTH 430 1% 0% 1

Author Key Words


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class		 LCSH search Wikipedia search
1 DIHYDROPYRAZINE 4097179 18% 74% 25 Search DIHYDROPYRAZINE Search DIHYDROPYRAZINE
2 FRUCTOSAZINE 928695 4% 83% 5 Search FRUCTOSAZINE Search FRUCTOSAZINE
3 PLASMID PBR322 594363 3% 67% 4 Search PLASMID+PBR322 Search PLASMID+PBR322
4 MONOMENTHYL SUCCINATE 501495 2% 75% 3 Search MONOMENTHYL+SUCCINATE Search MONOMENTHYL+SUCCINATE
5 DNA BREAKING ACTIVITY 445774 1% 100% 2 Search DNA+BREAKING+ACTIVITY Search DNA+BREAKING+ACTIVITY
6 DNA STRAND BREAKAGE 274309 6% 15% 8 Search DNA+STRAND+BREAKAGE Search DNA+STRAND+BREAKAGE
7 1 3 PYRIMIDINE 222887 1% 100% 1 Search 1+3+PYRIMIDINE Search 1+3+PYRIMIDINE
8 2 1 2 3 4 TETRAHYDROXYBUTYL 6 2 3 4 TRIHYDROXYBUTYL PYRAZINE 222887 1% 100% 1 Search 2+1+2+3+4+TETRAHYDROXYBUTYL+6+2+3+4+TRIHYDROXYBUTYL+PYRAZINE Search 2+1+2+3+4+TETRAHYDROXYBUTYL+6+2+3+4+TRIHYDROXYBUTYL+PYRAZINE
9 2 3 DIHYDRO PYRAZINES 222887 1% 100% 1 Search 2+3+DIHYDRO+PYRAZINES Search 2+3+DIHYDRO+PYRAZINES
10 3 HYDRO 2 2 5 6 TETRAMETHYLPYRAZINE 222887 1% 100% 1 Search 3+HYDRO+2+2+5+6+TETRAMETHYLPYRAZINE Search 3+HYDRO+2+2+5+6+TETRAMETHYLPYRAZINE

Core articles
The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.


Rank Reference # ref.
in cl.		 Shr. of ref. in
cl.		 Citations
1 YAMAGUCHI, T , MATSUMOTO, S , MASUMIZU, T , TAKECHI, S , ISHIDA, T , TAKESHITA, K , KANSUI, H , KUNIEDA, T , (2012) GENERATION OF RADICAL SPECIES FROM DIHYDROPYRAZINES HAVING DNA STRAND-BREAKAGE ACTIVITY AND OTHER CHARACTERISTICS.CHEMICAL & PHARMACEUTICAL BULLETIN. VOL. 60. ISSUE 5. P. 639 -646 21 88% 1
2 NAKAHARA, K , TAKECHI, S , YAMAGUCHI, K , HARANO, K , YAMAGUCHI, T , (2009) TETRAAZAINDENES DERIVED FROM DIHYDROPYRAZINES WITH DNA STRAND-BREAKING ACTIVITY.CHEMICAL & PHARMACEUTICAL BULLETIN. VOL. 57. ISSUE 12. P. 1371 -1375 15 100% 1
3 ITO, S , TAKECHI, S , NAKAHARA, K , KASHIGE, N , YAMAGUCHI, T , (2010) PHENYL-SUBSTITUTED DIHYDROPYRAZINES WITH DNA STRAND-BREAKAGE ACTIVITY.CHEMICAL & PHARMACEUTICAL BULLETIN. VOL. 58. ISSUE 6. P. 825 -828 10 100% 7
4 TAKECHI, S , ITO, S , KASHIGE, N , ISHIDA, T , YAMAGUCHI, T , (2015) IDENTIFICATION OF DIHYDROPYRAZINE-GLUTATHIONE ADDUCTS.JOURNAL OF TOXICOLOGICAL SCIENCES. VOL. 40. ISSUE 4. P. 495 -500 9 100% 0
5 ISHIDA, T , YAMAGUCHI, T , TAKECHI, S , (2014) THE EFFECT OF DIHYDROPYRAZINES ON HUMAN HEPATOMA HEPG2 CELLS: A COMPARATIVE STUDY USING 2,3-DIHYDRO-5,6-DIMETHYLPYRAZINE AND 3-HYDRO-2,2,5,6-TETRAMETHYLPYRAZINE.JOURNAL OF TOXICOLOGICAL SCIENCES. VOL. 39. ISSUE 4. P. 601 -608 12 75% 0
6 MARUOKA, H , KASHIGE, N , MIAKE, F , YAMAGUCHI, T , (2005) SYNTHESIS OF NEW DIHYDROPYRAZINES WITH DNA STRAND-BREAKAGE ACTIVITY.CHEMICAL & PHARMACEUTICAL BULLETIN. VOL. 53. ISSUE 10. P. 1359 -1361 11 100% 13
7 TAKECHI, S , ITO, S , KASHIGE, N , ISHIDA, T , YAMAGUCHI, T , (2011) GLUTATHIONE DEPRESSION BY DIHYDROPYRAZINE DERIVATIVE.JOURNAL OF TOXICOLOGICAL SCIENCES. VOL. 36. ISSUE 2. P. 231 -235 12 80% 0
8 TAKEDA, O , TAKECHI, S , ITO, S , OMORI, H , KATOH, T , YAMAGUCHI, T , (2007) EFFECTS OF PHENYL DERIVATIVES OF DIHYDROPYRAZINES WITH ABILITY TO GENERATE RADICAL SPECIES ON ESCHERICHIA COLI.BIOLOGICAL & PHARMACEUTICAL BULLETIN. VOL. 30. ISSUE 9. P. 1663 -1667 12 86% 11
9 ISHIDA, T , TAKECHI, S , YAMAGUCHI, T , (2012) POSSIBLE INVOLVEMENT OF GLUTATHIONE BALANCE DISRUPTION IN DIHYDROPYRAZINE-INDUCED CYTOTOXICITY ON HUMAN HEPATOMA HEPG2 CELLS.JOURNAL OF TOXICOLOGICAL SCIENCES. VOL. 37. ISSUE 5. P. 1065 -1069 12 75% 0
10 YAMAGUCHI, T , ITO, S , KASHIGE, N , NAKAHARA, K , HARANO, K , (2007) THE RELATIONSHIP BETWEEN THE CHEMICAL STRUCTURES OF DIHYDROPYRAZINE DERIVATIVES AND DNA STRAND-BREAKAGE ACTIVITY.CHEMICAL & PHARMACEUTICAL BULLETIN. VOL. 55. ISSUE 4. P. 532 -536 13 76% 11

Classes with closest relation at Level 1


Rank Class id link
1 37061 COUMARIN REDUCTONES//FLUORTENSIDE//PEPTIDES AND PROTEINS OF FETAL BRAIN
2 29118 OXIDATION OF DNA//ENDOGENOUS COPPER//PROOXIDANT ACTION
3 27095 4 METHYLIMIDAZOLE//45 METHYLIMIDAZOLE//CARAMEL COLOR
4 34968 STREPTOVERTICILLIUM RIMOFACIENS//MILDIOMYCIN//CYTOSINE SUBSTITUTED MILDIOMYCIN ANALOGUE
5 26067 TARUMI KU//ALLIED MED SCI SUMA KU//MED FUKUSHIMA KU
6 36847 THYMIC EPITHELIAL CELLS TEC//3 METHYLCHOLANTHRENUS//BLOOD CELL CHANGES
7 32099 1 1 2 2 TETRAKIS PHENYLAMINO ETHANE//1 2 7 TRIAZABICYCLO330OCT 2 ENE//1 2 CYCLOHEXANEDIONES
8 32952 NOCARDIA OPACA//ACHYRANTHES BIDENTATA POLYSACCHARIDES ABPS//IN VITRO RESPONSE TO NDCM
9 25866 CYCLOPENTADIENONE//THIONE TO THIOL REARRANGEMENT//O S DIALKYL DITHIOCARBONATE
10 9023 PROTEIN OXIDATION//METAL CATALYZED OXIDATION//CLIN PHYS MED

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