Class information for:
Level 2: N NITROSAMINES//NITROSAMINES//NDMA

Basic class information
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 ONCOLOGY//CELL BIOLOGY//BIOCHEMISTRY & MOLECULAR BIOLOGY 2934640
174 3       MUTATION RESEARCH//TOXICOLOGY//CARCINOGENESIS 57648
2392 2             N NITROSAMINES//NITROSAMINES//NDMA 4481
8810 1                   HLTH EFFECTS ENVIRONM CONTAMINAT//IARC SCIENTIFIC PUBLICATIONS//N NITROSO COMPOUNDS 1246
9169 1                   NDMA//N NITROSAMINES//NITROSAMINES 1212
11233 1                   N NITROSODIALKYLAMINE//N NITROSO N METHYLANILINE//IARC SCIENTIFIC PUBLICATIONS 1025
13283 1                   TOBACCO SPECIFIC NITROSAMINES//NNK//TOBACCO SPECIFIC N NITROSAMINES 878
34830 1                   LIQUID ADSORPTION//ADSORPTION OF NITROSAMINES//NHMI 120

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 N NITROSAMINES authKW 609708 3% 62% 140
2 NITROSAMINES authKW 550241 4% 41% 191
3 NDMA authKW 408219 2% 72% 81
4 N NITROSODIMETHYLAMINE authKW 346215 2% 50% 98
5 IARC SCIENTIFIC PUBLICATIONS journal 262122 2% 48% 77
6 TOBACCO SPECIFIC NITROSAMINES authKW 235099 1% 63% 53
7 N NITROSODIMETHYLAMINE NDMA authKW 203769 1% 71% 41
8 IARC PUBLICATIONS journal 191221 1% 41% 67
9 NNK authKW 150291 1% 35% 61
10 TOBACCO SPECIFIC N NITROSAMINES authKW 136125 0% 88% 22

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Toxicology 18377 20% 0% 876
2 Oncology 11755 28% 0% 1242
3 Food Science & Technology 4620 13% 0% 566
4 Environmental Sciences 1946 12% 0% 529
5 Engineering, Environmental 1894 6% 0% 258
6 Chemistry, Applied 1320 6% 0% 262
7 Chemistry, Analytical 1121 8% 0% 369
8 Agriculture, Multidisciplinary 719 3% 0% 136
9 Public, Environmental & Occupational Health 574 6% 0% 271
10 Chemistry, Medicinal 534 4% 0% 179

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 HLTH EFFECTS ENVIRONM CONTAMINAT 41354 0% 59% 10
2 SICHUAN TECH 21095 0% 100% 3
3 CANC ETIOL CHEMOPREVENT 17218 0% 35% 7
4 BEIJING CIGARETTE TORY 14063 0% 100% 2
5 ENGN REINVENTING NAT URBAN WATER INFRASTR 14063 0% 100% 2
6 HOTEL CURINARY ARTS BAKERY 14063 0% 100% 2
7 QUAL SUPERVIS TEST STN 14063 0% 100% 2
8 VET MED POPULAT MED A109 VET MED 14063 0% 100% 2
9 IND ECOL CHEM 14059 0% 50% 4
10 KUANG YAMING HONORED 12654 0% 60% 3

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 IARC SCIENTIFIC PUBLICATIONS 262122 2% 48% 77
2 IARC PUBLICATIONS 191221 1% 41% 67
3 CARCINOGENESIS 75666 8% 3% 355
4 FOOD AND COSMETICS TOXICOLOGY 18868 0% 12% 22
5 MUTATION RESEARCH 17285 3% 2% 142
6 CHEMICAL RESEARCH IN TOXICOLOGY 15667 2% 2% 109
7 FOOD AND CHEMICAL TOXICOLOGY 12879 3% 1% 127
8 CANCER LETTERS 12073 3% 1% 147
9 GANN 9591 1% 4% 32
10 JOURNAL OF THE ASSOCIATION OF OFFICIAL ANALYTICAL CHEMISTS 9405 1% 2% 59

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 N NITROSAMINES 609708 3% 62% 140 Search N+NITROSAMINES Search N+NITROSAMINES
2 NITROSAMINES 550241 4% 41% 191 Search NITROSAMINES Search NITROSAMINES
3 NDMA 408219 2% 72% 81 Search NDMA Search NDMA
4 N NITROSODIMETHYLAMINE 346215 2% 50% 98 Search N+NITROSODIMETHYLAMINE Search N+NITROSODIMETHYLAMINE
5 TOBACCO SPECIFIC NITROSAMINES 235099 1% 63% 53 Search TOBACCO+SPECIFIC+NITROSAMINES Search TOBACCO+SPECIFIC+NITROSAMINES
6 N NITROSODIMETHYLAMINE NDMA 203769 1% 71% 41 Search N+NITROSODIMETHYLAMINE+NDMA Search N+NITROSODIMETHYLAMINE+NDMA
7 NNK 150291 1% 35% 61 Search NNK Search NNK
8 TOBACCO SPECIFIC N NITROSAMINES 136125 0% 88% 22 Search TOBACCO+SPECIFIC+N+NITROSAMINES Search TOBACCO+SPECIFIC+N+NITROSAMINES
9 NNAL 97220 0% 63% 22 Search NNAL Search NNAL
10 VOLATILE NITROSAMINES 91410 0% 100% 13 Search VOLATILE+NITROSAMINES Search VOLATILE+NITROSAMINES

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.

Classes with closest relation at Level 2


rank cluster_id2 link
1 3955 PRIMARY AROMATIC AMINES//ALIPHATIC AMINES//SHORT CHAIN ALIPHATIC AMINES
2 3131 CHLOROPHYLLIN//BUTYLATED HYDROXYTOLUENE//CIRCULAR RING SHELL
3 3078 PHILIP MORRIS INT RD//CIGARETTE SMOKE//BEITRAGE ZUR TABAKFORSCHUNG INTERNATIONAL
4 2765 NITRATION//NITRO FATTY ACIDS//NITRO OLEIC ACID
5 971 BASE EXCISION REPAIR//DNA GLYCOSYLASE//4 HYDROXYNONENAL
6 1371 TRIHALOMETHANES//PERCHLORATE//DISINFECTION BY PRODUCTS
7 714 HETEROCYCLIC AMINES//DNA ADDUCTS//HETEROCYCLIC AROMATIC AMINES
8 3838 AUTOCRINE MOTILITY FACTOR//PHOSPHOGLUCOSE ISOMERASE//AUTOCRINE MOTILITY FACTOR RECEPTOR
9 444 CYTOCHROME P450//EPOXYEICOSATRIENOIC ACIDS//CYP2D6
10 397 MUTATION RESEARCH//MUTATION RESEARCH-GENETIC TOXICOLOGY AND ENVIRONMENTAL MUTAGENESIS//MUTAGENESIS

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