Class information for:
Level 1: PYRROLIZIDINE ALKALOIDS//COMFREY//SENECIONINE

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
5949 1553 30.6 45%


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
3 4 PLANT SCIENCES//AGRONOMY//FOOD SCIENCE & TECHNOLOGY 1882812
641 3       PYRROLIZIDINE ALKALOIDS//MATRINE//POISONOUS PLANTS 12564
2645 2             PYRROLIZIDINE ALKALOIDS//PLANT POISONING//POISONOUS PLANTS 3485
5949 1                   PYRROLIZIDINE ALKALOIDS//COMFREY//SENECIONINE 1553

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 PYRROLIZIDINE ALKALOIDS authKW 4299662 23% 61% 358
2 COMFREY authKW 361393 2% 74% 25
3 SENECIONINE authKW 251648 1% 80% 16
4 LYCOPSAMINE authKW 228768 1% 73% 16
5 SENECIO BRASILIENSIS authKW 226669 1% 82% 14
6 CLIVORINE authKW 216265 1% 100% 11
7 RIDDELLIINE authKW 216265 1% 100% 11
8 DEHYDROPYRROLIZIDINE ALKALOIDS authKW 176944 1% 100% 9
9 SENECIO authKW 166939 2% 22% 38
10 SENECIO SCANDENS authKW 131063 1% 67% 10

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 Chemistry, Medicinal 4801 17% 0% 263
2 Toxicology 4224 16% 0% 250
3 Plant Sciences 2989 20% 0% 315
4 Integrative & Complementary Medicine 2205 5% 0% 73
5 Pharmacology & Pharmacy 2132 23% 0% 362
6 Veterinary Sciences 1125 10% 0% 162
7 Food Science & Technology 513 8% 0% 119
8 Chemistry, Applied 427 6% 0% 88
9 Chemistry, Multidisciplinary 367 13% 0% 198
10 Biochemistry & Molecular Biology 304 16% 0% 247

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 JOINT PROMOTING GLOBALIZAT TRADIT CHINESE 58975 0% 50% 6
2 BIOACT SCREENING NAT PROD 54608 0% 56% 5
3 PLANT TOXINS GRP 54608 0% 56% 5
4 POISONOUS PLANT 52765 2% 9% 30
5 FORSTZOOL ENTOMOL 44235 0% 75% 3
6 BIOFUNCAO BIOQUIM 39321 0% 100% 2
7 CURSO POS VET 39321 0% 100% 2
8 INANOTECH NANOMAT NANOTHECNOL 39321 0% 100% 2
9 STANDARDIZAT CHINESE MED 38988 1% 12% 16
10 PHARMAZEUT BIOL 27687 2% 5% 29

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 PESQUISA VETERINARIA BRASILEIRA 13369 3% 2% 39
2 PHYTOCHEMISTRY 11048 7% 1% 112
3 VETERINARY AND HUMAN TOXICOLOGY 8106 2% 1% 30
4 NATURAL PRODUCT REPORTS 4489 1% 1% 18
5 BIOCHEMICAL SYSTEMATICS AND ECOLOGY 3690 2% 1% 30
6 PLANTA MEDICA 3401 2% 1% 35
7 ANGLO-WELSH REVIEW 3275 0% 17% 1
8 CHEMICAL RESEARCH IN TOXICOLOGY 3135 2% 1% 29
9 JOURNAL OF NATURAL PRODUCTS 3112 3% 0% 44
10 PHYTOCHEMICAL ANALYSIS 2906 1% 1% 15

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 PYRROLIZIDINE ALKALOIDS 4299662 23% 61% 358 Search PYRROLIZIDINE+ALKALOIDS Search PYRROLIZIDINE+ALKALOIDS
2 COMFREY 361393 2% 74% 25 Search COMFREY Search COMFREY
3 SENECIONINE 251648 1% 80% 16 Search SENECIONINE Search SENECIONINE
4 LYCOPSAMINE 228768 1% 73% 16 Search LYCOPSAMINE Search LYCOPSAMINE
5 SENECIO BRASILIENSIS 226669 1% 82% 14 Search SENECIO+BRASILIENSIS Search SENECIO+BRASILIENSIS
6 CLIVORINE 216265 1% 100% 11 Search CLIVORINE Search CLIVORINE
7 RIDDELLIINE 216265 1% 100% 11 Search RIDDELLIINE Search RIDDELLIINE
8 DEHYDROPYRROLIZIDINE ALKALOIDS 176944 1% 100% 9 Search DEHYDROPYRROLIZIDINE+ALKALOIDS Search DEHYDROPYRROLIZIDINE+ALKALOIDS
9 SENECIO 166939 2% 22% 38 Search SENECIO Search SENECIO
10 SENECIO SCANDENS 131063 1% 67% 10 Search SENECIO+SCANDENS Search SENECIO+SCANDENS

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 FU, PP , XIA, QS , LIN, G , CHOU, MW , (2004) PYRROLIZIDINE ALKALOIDS - GENOTOXICITY, METABOLISM ENZYMES, METABOLIC ACTIVATION, AND MECHANISMS.DRUG METABOLISM REVIEWS. VOL. 36. ISSUE 1. P. 1-55 153 81% 203
2 FU, PP , (2017) PYRROLIZIDINE ALKALOIDS: METABOLIC ACTIVATION PATHWAYS LEADING TO LIVER TUMOR INITIATION.CHEMICAL RESEARCH IN TOXICOLOGY. VOL. 30. ISSUE 1. P. 81 -93 91 94% 0
3 CHEN, T , MEI, N , FU, PP , (2010) GENOTOXICITY OF PYRROLIZIDINE ALKALOIDS.JOURNAL OF APPLIED TOXICOLOGY. VOL. 30. ISSUE 3. P. 183-196 87 92% 43
4 LANGEL, D , OBER, D , PELSER, PB , (2011) THE EVOLUTION OF PYRROLIZIDINE ALKALOID BIOSYNTHESIS AND DIVERSITY IN THE SENECIONEAE.PHYTOCHEMISTRY REVIEWS. VOL. 10. ISSUE 1. P. 3 -74 109 75% 14
5 LI, N , XIA, QS , RUAN, JQ , FU, PP , LIN, G , (2011) HEPATOTOXICITY AND TUMORIGENICITY INDUCED BY METABOLIC ACTIVATION OF PYRROLIZIDINE ALKALOIDS IN HERBS.CURRENT DRUG METABOLISM. VOL. 12. ISSUE 9. P. 823 -834 92 84% 27
6 FU, PP , XIA, QS , CHOU, MW , LIN, G , (2007) DETECTION, HEPATOTOXICITY, AND TUMORIGENICITY OF PYRROLIZIDINE ALKALOIDS IN CHINESE HERBAL PLANTS AND HERBAL DIETARY SUPPLEMENTS.JOURNAL OF FOOD AND DRUG ANALYSIS. VOL. 15. ISSUE 4. P. 400 -415 92 91% 8
7 ROEDER, E , (1995) MEDICINAL-PLANTS IN EUROPE CONTAINING PYRROLIZIDINE ALKALOIDS.PHARMAZIE. VOL. 50. ISSUE 2. P. 83-98 101 94% 151
8 STEGELMEIER, BL , EDGAR, JA , COLEGATE, SM , GARDNER, DR , SCHOCH, TK , COULOMBE, RA , MOLYNEUX, RJ , (1999) PYRROLIZIDINE ALKALOID PLANTS, METABOLISM AND TOXICITY.JOURNAL OF NATURAL TOXINS. VOL. 8. ISSUE 1. P. 95 -116 83 94% 153
9 CREWS, C , BERTHILLER, F , KRSKA, R , (2010) UPDATE ON ANALYTICAL METHODS FOR TOXIC PYRROLIZIDINE ALKALOIDS.ANALYTICAL AND BIOANALYTICAL CHEMISTRY. VOL. 396. ISSUE 1. P. 327 -338 66 97% 29
10 ROEDER, E , (1999) ANALYSIS OF PYRROLIZIDINE ALKALOIDS.CURRENT ORGANIC CHEMISTRY. VOL. 3. ISSUE 6. P. 557 -576 95 86% 23

Classes with closest relation at Level 1


Rank Class id link
1 23922 CYCLOPROPYLIMINIUM REARRANGEMENT//5 EPITASHIROMINE//BROMOHYDRIN DIOL
2 13730 FURANOEREMOPHILANE//EREMOPHILANE//EREMOPHILENOLIDE
3 14460 IRIDOID GLYCOSIDES//JUNONIA COENIA//PYRROLIZIDINE ALKALOIDS
4 21379 MONOCROTALINE//RIGHT VENTRICULAR HYPERTROPHY//MONOCROTALINE PNEUMOTOXICITY
5 30699 SERUM HEPATITIS//CHOLELITHS//COMPOSITION OF FECES
6 36595 GYNURA PROCUMBENS//GYNURA DIVARICATA//GYNURA BICOLOR
7 28060 CHROMOLAENA ODORATA//PYGMACOPREMNA HERBACEA//ANAPHALIS SINICA HANCE
8 32074 WILD JAPANESE QUAILS IN THE WEISHAN LAKE AREA//MITHUN//YAK
9 25678 AGERATUM CONYZOIDES//TREMETONE//WHITE SNAKEROOT
10 21989 BORAGINACEAE//ONOSMA//BORAGINALES

Go to start page