Class information for:
Level 1: STEROIDAL ALKALOIDS//FRITILLARIA EBEIENSIS//VERATRUM NIGRUM L

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
22816 368 19.8 40%


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
585 3       AMERICAN POTATO JOURNAL//POTATO//POTATO RESEARCH 15511
3212 2             GLYCOALKALOIDS//ALPHA CHACONINE//ALPHA SOLANINE 2057
22816 1                   STEROIDAL ALKALOIDS//FRITILLARIA EBEIENSIS//VERATRUM NIGRUM L 368

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 STEROIDAL ALKALOIDS authKW 963351 11% 30% 39
2 FRITILLARIA EBEIENSIS authKW 497855 2% 100% 6
3 VERATRUM NIGRUM L authKW 426731 2% 86% 6
4 FRITILLARIA PALLIDIFLORA authKW 414879 1% 100% 5
5 VERTICINONE authKW 408490 2% 62% 8
6 CONTINUOUS TIME BAYESIAN NETWORKS authKW 373388 2% 75% 6
7 BULBUS FRITILLARIAE authKW 296339 1% 71% 5
8 FRITILLARIA SPP authKW 265521 1% 80% 4
9 FRITILLARIA HUPEHENSIS authKW 259296 1% 63% 5
10 FRITILLARIA PUQIENSIS authKW 248927 1% 100% 3

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 2621 25% 0% 93
2 Chemistry, Organic 887 23% 0% 85
3 Pharmacology & Pharmacy 781 28% 0% 104
4 Plant Sciences 577 18% 0% 68
5 Integrative & Complementary Medicine 567 5% 0% 18
6 Chemistry, Analytical 183 11% 0% 40
7 Chemistry, Multidisciplinary 147 15% 0% 57
8 Biochemical Research Methods 115 7% 0% 25
9 Chemistry, Applied 103 6% 0% 21
10 Toxicology 37 4% 0% 14

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 MOE MODERN CHINESE MED 110633 1% 67% 2
2 AREA QUIM ORGAN QUIM BIOQUIM FARM 82976 0% 100% 1
3 BIOMOL SIGNAL TRANSDUCT 82976 0% 100% 1
4 CHINESE MED CHINESE MED SCI 82976 0% 100% 1
5 EASTERN HEPATOBLIARY SURG HOSP 82976 0% 100% 1
6 GRP INVEST MALARIASIU 82976 0% 100% 1
7 I G KUTATELADZE PHARMACOCHEM 82976 0% 100% 1
8 IMBIVDPTO QUIM ORGAN 82976 0% 100% 1
9 PHYTHOCHEM 82976 0% 100% 1
10 SHANGHAI DISTRIBUTED COMP TECHNOL 82976 0% 100% 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 KHIMIYA PRIRODNYKH SOEDINENII 52367 13% 1% 47
2 JOURNAL DE TOXICOLOGIE MEDICALE 13272 1% 8% 2
3 JOURNAL OF ASIAN NATURAL PRODUCTS RESEARCH 8877 4% 1% 15
4 CHEMISTRY OF NATURAL COMPOUNDS 2173 3% 0% 10
5 FITOTERAPIA 2072 2% 0% 9
6 INTERNATIONAL JOURNAL OF PHARMACOGNOSY 1547 1% 1% 2
7 PHYTOCHEMISTRY 1477 5% 0% 20
8 BIOCHEMICAL SYSTEMATICS AND ECOLOGY 1109 2% 0% 8
9 HELVETICA CHIMICA ACTA 940 3% 0% 10
10 JOURNAL DE PHARMACIE DE BELGIQUE 936 1% 1% 2

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 STEROIDAL ALKALOIDS 963351 11% 30% 39 Search STEROIDAL+ALKALOIDS Search STEROIDAL+ALKALOIDS
2 FRITILLARIA EBEIENSIS 497855 2% 100% 6 Search FRITILLARIA+EBEIENSIS Search FRITILLARIA+EBEIENSIS
3 VERATRUM NIGRUM L 426731 2% 86% 6 Search VERATRUM+NIGRUM+L Search VERATRUM+NIGRUM+L
4 FRITILLARIA PALLIDIFLORA 414879 1% 100% 5 Search FRITILLARIA+PALLIDIFLORA Search FRITILLARIA+PALLIDIFLORA
5 VERTICINONE 408490 2% 62% 8 Search VERTICINONE Search VERTICINONE
6 CONTINUOUS TIME BAYESIAN NETWORKS 373388 2% 75% 6 Search CONTINUOUS+TIME+BAYESIAN+NETWORKS Search CONTINUOUS+TIME+BAYESIAN+NETWORKS
7 BULBUS FRITILLARIAE 296339 1% 71% 5 Search BULBUS+FRITILLARIAE Search BULBUS+FRITILLARIAE
8 FRITILLARIA SPP 265521 1% 80% 4 Search FRITILLARIA+SPP Search FRITILLARIA+SPP
9 FRITILLARIA HUPEHENSIS 259296 1% 63% 5 Search FRITILLARIA+HUPEHENSIS Search FRITILLARIA+HUPEHENSIS
10 FRITILLARIA PUQIENSIS 248927 1% 100% 3 Search FRITILLARIA+PUQIENSIS Search FRITILLARIA+PUQIENSIS

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 LI, HJ , JIANG, Y , LI, P , (2006) CHEMISTRY, BIOACTIVITY AND GEOGRAPHICAL DIVERSITY OF STEROIDAL ALKALOIDS FROM THE LILIACEAE FAMILY.NATURAL PRODUCT REPORTS. VOL. 23. ISSUE 5. P. 735 -752 47 90% 52
2 HAO, DC , GU, XJ , XIAO, PG , PENG, Y , (2013) PHYTOCHEMICAL AND BIOLOGICAL RESEARCH OF FRITILLARIA MEDICINAL RESOURCES.CHINESE JOURNAL OF NATURAL MEDICINES. VOL. 11. ISSUE 4. P. 330 -344 27 50% 9
3 XIAO, PG , JIANG, Y , LI, P , LUO, YB , LIU, Y , (2007) THE BOTANICAL ORIGIN AND PHARMACOPHYLOGENETIC TREATMENT OF CHINESE MATERIA MEDICA BEIMU.ACTA PHYTOTAXONOMICA SINICA. VOL. 45. ISSUE 4. P. 473-487 15 100% 14
4 LI, W , WANG, LS , ZHAO, DQ , LIU, YH , (2012) STEROIDAL ALKALOIDS FROM VERATRUM NIGRUM.CHEMISTRY OF NATURAL COMPOUNDS. VOL. 48. ISSUE 5. P. 919-920 11 92% 1
5 CHEN, LH , LI, DX , ZHANG, GS , ZHANG, W , ZHANG, LH , GUAN, YM , ZHU, WF , LIU, HN , (2015) PHARMACOKINETICS, TISSUE DISTRIBUTION AND EXCRETION OF PEIMISINE IN RATS ASSESSED BY LIQUID CHROMATOGRAPHY-TANDEM MASS SPECTROMETRY.ARCHIVES OF PHARMACAL RESEARCH. VOL. 38. ISSUE 6. P. 1138 -1146 9 90% 1
6 WANG, B , ZHANG, WD , SHEN, YH , TANG, J , ZHANG, C , LIU, RH , LIN, M , LI, HL , (2008) TWO NEW STEROIDAL ALKALOIDS FROM VERATRUM NIGRUM L..HELVETICA CHIMICA ACTA. VOL. 91. ISSUE 2. P. 244 -248 9 100% 3
7 WANG, XJ , LI, YM , (2013) ANALYSIS OF VOLATILE OIL OF FRITILLARIA CIRRHOSA D. DON BY GC-MS.ASIAN JOURNAL OF CHEMISTRY. VOL. 25. ISSUE 6. P. 3252-3254 8 100% 0
8 ZHOU, JL , XIN, GZ , SHI, ZQ , REN, MT , QI, LW , LI, HJ , LI, P , (2010) CHARACTERIZATION AND IDENTIFICATION OF STEROIDAL ALKALOIDS IN FRITILLARIA SPECIES USING LIQUID CHROMATOGRAPHY COUPLED WITH ELECTROSPRAY IONIZATION QUADRUPOLE TIME-OF-FLIGHT TANDEM MASS SPECTROMETRY.JOURNAL OF CHROMATOGRAPHY A. VOL. 1217. ISSUE 45. P. 7109 -7122 12 63% 36
9 CAO, XW , LI, J , CHEN, SB , LI, XB , XIAO, PG , CHEN, SL , YANG, DJ , (2010) SIMULTANEOUS DETERMINATION OF NINE NUCLEOSIDES AND NUCLEOBASES IN DIFFERENT FRITILLARIA SPECIES BY HPLC-DIODE ARRAY DETECTOR.JOURNAL OF SEPARATION SCIENCE. VOL. 33. ISSUE 11. P. 1587-1594 10 77% 12
10 LI, HL , TANG, J , LIU, RH , LIN, M , WANG, B , LV, YF , HUANG, HQ , ZHANG, C , ZHANG, WD , (2007) CHARACTERIZATION AND IDENTIFICATION OF STEROIDAL ALKALOIDS IN THE CHINESE HERB VERATRUM NIGRUM L. BY HIGH-PERFORMANCE LIQUID CHROMATOGRAPHY/ELECTROSPRAY IONIZATION WITH MULTI-STAGE MASS SPECTROMETRY.RAPID COMMUNICATIONS IN MASS SPECTROMETRY. VOL. 21. ISSUE 6. P. 869 -879 10 77% 19

Classes with closest relation at Level 1


Rank Class id link
1 29205 BUXACEAE//SARCOCOCCA SALIGNA//CYCLOVIROBUXINE D
2 6332 GLYCOALKALOIDS//ALPHA CHACONINE//ALPHA SOLANINE
3 35009 PEOPLES HOSP LISHUI//CINEPAZIDE//CORYNOLINE
4 37134 PIEN TZE HUANG//POSTDOCTOR WORKSTN//NOTOGINSENOSIDE R1
5 25472 POISONOUS PLANT//ANAGYRINE//CONIINE
6 4097 DITERPENOID ALKALOIDS//CHEM MED NAT PROD//ACONITINE
7 35358 SPHINGOPHOSPHONOLIPIDS//2 ACYLOXYETHANEPHOSPHONATE//2 HYDROXYETHANEPHOSPHONATE
8 4292 STEROIDAL SAPONINS//LILIACEAE//FUROSTANOL SAPONINS
9 36585 LIVISTONA CHINENSIS//RUELLIA PRAETERMISSA//DROSOPHILA FRUIT FLIES
10 35969 ANALYT TECHNOL SERV//CLIMATE CHANGE AD T LAND WATER MANAGEMENT TE//COMPETITIVE LANDSCAPE

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