Class information for:
Level 1: ORIGINS OF LIFE AND EVOLUTION OF BIOSPHERES//ORIGIN OF LIFE//PREBIOTIC CHEMISTRY

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
2094 2359 45.3 63%


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
1 4 ECONOMICS//EDUCATION & EDUCATIONAL RESEARCH//PSYCHOL 3876184
594 3       ORIGINS OF LIFE AND EVOLUTION OF BIOSPHERES//UV B RADIATION//ORIGIN OF LIFE 14910
1989 2             ORIGINS OF LIFE AND EVOLUTION OF BIOSPHERES//ORIGIN OF LIFE//GENETIC CODE 5554
2094 1                   ORIGINS OF LIFE AND EVOLUTION OF BIOSPHERES//ORIGIN OF LIFE//PREBIOTIC CHEMISTRY 2359

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 ORIGINS OF LIFE AND EVOLUTION OF BIOSPHERES journal 1419108 14% 33% 333
2 ORIGIN OF LIFE authKW 1054113 10% 34% 240
3 PREBIOTIC CHEMISTRY authKW 881509 6% 48% 142
4 PREBIOTIC SYNTHESIS authKW 386931 2% 71% 42
5 RNA WORLD authKW 345800 4% 32% 84
6 CHEMICAL EVOLUTION authKW 276836 3% 31% 70
7 ORIGINS OF LIFE AND EVOLUTION OF THE BIOSPHERE journal 268530 3% 28% 75
8 SELF REPLICATION authKW 155331 2% 28% 43
9 ORIGINS OF LIFE authKW 149523 1% 33% 35
10 PREBIOTIC PEPTIDE FORMATION authKW 142366 0% 100% 11

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 Biology 28430 31% 0% 735
2 Chemistry, Multidisciplinary 2405 23% 0% 534
3 Evolutionary Biology 2358 7% 0% 164
4 Biochemistry & Molecular Biology 1121 22% 0% 512
5 Mathematical & Computational Biology 1093 4% 0% 100
6 Genetics & Heredity 422 7% 0% 164
7 Geosciences, Multidisciplinary 396 6% 0% 139
8 Chemistry, Organic 294 7% 0% 158
9 Geochemistry & Geophysics 283 4% 0% 88
10 Mineralogy 209 2% 0% 36

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 CIENCIAS FISIOL CCB 120460 0% 85% 11
2 FDN IST PASTEUR FDN CENCI BOLOGNETTI 103531 1% 67% 12
3 QUIM PREBIOT 99552 0% 77% 10
4 QUIM CCE 85631 1% 44% 15
5 AGRON CCA 63710 0% 62% 8
6 DIPARTIMENTO ABAC 54923 1% 28% 15
7 NY STUDIES ORIGINS LIFE 53925 0% 83% 5
8 NEW YORK ASTROBIOL 49719 1% 27% 14
9 GEN INORGAN THEORET CHEM 31392 2% 6% 38
10 FLUO CENCIA SONANCIA PARAMAGNET ELETRO 29409 0% 45% 5

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 ORIGINS OF LIFE AND EVOLUTION OF BIOSPHERES 1419108 14% 33% 333
2 ORIGINS OF LIFE AND EVOLUTION OF THE BIOSPHERE 268530 3% 28% 75
3 JOURNAL OF MOLECULAR EVOLUTION 64596 6% 4% 138
4 ASTROBIOLOGY 57499 3% 7% 65
5 INTERNATIONAL JOURNAL OF ASTROBIOLOGY 14260 1% 5% 22
6 ARCHIVES DES SCIENCES 7534 1% 4% 16
7 CHEMISTRY & BIODIVERSITY 6082 1% 1% 33
8 ELEMENTS 4091 1% 3% 12
9 BIOSYSTEMS 3974 1% 1% 29
10 BIOLOGY DIRECT 3923 1% 2% 13

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 ORIGIN OF LIFE 1054113 10% 34% 240 Search ORIGIN+OF+LIFE Search ORIGIN+OF+LIFE
2 PREBIOTIC CHEMISTRY 881509 6% 48% 142 Search PREBIOTIC+CHEMISTRY Search PREBIOTIC+CHEMISTRY
3 PREBIOTIC SYNTHESIS 386931 2% 71% 42 Search PREBIOTIC+SYNTHESIS Search PREBIOTIC+SYNTHESIS
4 RNA WORLD 345800 4% 32% 84 Search RNA+WORLD Search RNA+WORLD
5 CHEMICAL EVOLUTION 276836 3% 31% 70 Search CHEMICAL+EVOLUTION Search CHEMICAL+EVOLUTION
6 SELF REPLICATION 155331 2% 28% 43 Search SELF+REPLICATION Search SELF+REPLICATION
7 ORIGINS OF LIFE 149523 1% 33% 35 Search ORIGINS+OF+LIFE Search ORIGINS+OF+LIFE
8 PREBIOTIC PEPTIDE FORMATION 142366 0% 100% 11 Search PREBIOTIC+PEPTIDE+FORMATION Search PREBIOTIC+PEPTIDE+FORMATION
9 AUTOCATALYTIC SETS 124242 1% 80% 12 Search AUTOCATALYTIC+SETS Search AUTOCATALYTIC+SETS
10 SUGAR CHEMISTRY 92033 0% 89% 8 Search SUGAR+CHEMISTRY Search SUGAR+CHEMISTRY

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 RUIZ-MIRAZO, K , BRIONES, C , DE LA ESCOSURA, A , (2014) PREBIOTIC SYSTEMS CHEMISTRY: NEW PERSPECTIVES FOR THE ORIGINS OF LIFE.CHEMICAL REVIEWS. VOL. 114. ISSUE 1. P. 285 -366 236 30% 117
2 CLEAVES, HJ , SCOTT, AM , HILL, FC , LESZCZYNSKI, J , SAHAI, N , HAZEN, R , (2012) MINERAL-ORGANIC INTERFACIAL PROCESSES: POTENTIAL ROLES IN THE ORIGINS OF LIFE.CHEMICAL SOCIETY REVIEWS. VOL. 41. ISSUE 16. P. 5502 -5525 132 54% 48
3 SUTHERLAND, JD , (2016) THE ORIGIN OF LIFE-OUT OF THE BLUE.ANGEWANDTE CHEMIE-INTERNATIONAL EDITION. VOL. 55. ISSUE 1. P. 104 -121 51 72% 18
4 SALADINO, R , BOTTA, G , PINO, S , COSTANZO, G , DI MAURO, E , (2012) GENETICS FIRST OR METABOLISM FIRST? THE FORMAMIDE CLUE.CHEMICAL SOCIETY REVIEWS. VOL. 41. ISSUE 16. P. 5526 -5565 137 50% 29
5 ESCHENMOSER, A , (2011) ETIOLOGY OF POTENTIALLY PRIMORDIAL BIOMOLECULAR STRUCTURES: FROM VITAMIN B12 TO THE NUCLEIC ACIDS AND AN INQUIRY INTO THE CHEMISTRY OF LIFE'S ORIGIN: A RETROSPECTIVE.ANGEWANDTE CHEMIE-INTERNATIONAL EDITION. VOL. 50. ISSUE 52. P. 12412 -12472 133 47% 47
6 ORGEL, LE , (2004) PREBIOTIC CHEMISTRY AND THE ORIGIN OF THE RNA WORLD.CRITICAL REVIEWS IN BIOCHEMISTRY AND MOLECULAR BIOLOGY. VOL. 39. ISSUE 2. P. 99 -123 71 71% 366
7 LAMBERT, JF , (2008) ADSORPTION AND POLYMERIZATION OF AMINO ACIDS ON MINERAL SURFACES: A REVIEW.ORIGINS OF LIFE AND EVOLUTION OF BIOSPHERES. VOL. 38. ISSUE 3. P. 211 -242 81 62% 146
8 DORR, M , LOFFLER, PMG , MONNARD, PA , (2012) NON-ENZYMATIC POLYMERIZATION OF NUCLEIC ACIDS FROM MONOMERS: MONOMER SELF-CONDENSATION AND TEMPLATE-DIRECTED REACTIONS.CURRENT ORGANIC SYNTHESIS. VOL. 9. ISSUE 6. P. 735-763 88 66% 3
9 HIGGS, PG , LEHMAN, N , (2015) THE RNA WORLD: MOLECULAR COOPERATION AT THE ORIGINS OF LIFE.NATURE REVIEWS GENETICS. VOL. 16. ISSUE 1. P. 7 -17 60 61% 31
10 SPONER, JE , SPONER, J , NOVAKOVA, O , BRABEC, V , SEDO, O , ZDRAHAL, Z , COSTANZO, G , PINO, S , SALADINO, R , DI MAURO, E , (2016) EMERGENCE OF THE FIRST CATALYTIC OLIGONUCLEOTIDES IN A FORMAMIDE-BASED ORIGIN SCENARIO.CHEMISTRY-A EUROPEAN JOURNAL. VOL. 22. ISSUE 11. P. 3572 -3586 62 78% 1

Classes with closest relation at Level 1


Rank Class id link
1 11915 PROTOCELL//M R SYSTEMS//ROBERT ROSEN
2 24948 HYPERCYCLE//STOCHASTIC CORRECTOR MODEL//PREBIOTIC EVOLUTION
3 11875 CARBONACEOUS CHONDRITES//MURCHISON METEORITE//ASYMMETRIC PHOTOLYSIS
4 35667 GENETIC INSTRUCTIONS//EXCLUSION ZONE EZ//BIOLOGICAL DENITRIFICATION INHIBITION
5 20811 THERMAL PROTEINOID//DIRECC GEN ULGAC CIENCIA//BIASED POLYMERS
6 32369 FORMOSE REACTION//3 HEXULOSES//HARZIALACTONE A
7 34369 ERLU1057UMR 7203 MED//NATIVE ALUMINUM//NATIVE ALUMINUM AL CENTER DOT
8 10629 GENETIC CODE//CIRCULAR CODE//EQUIPE BIOINFORMAT THEOR
9 11256 DEOXYRIBOZYME//DNAZYME//CATALYTIC DNA
10 21062 DNA ENCODED LIBRARY//DNA ENCODED CHEMICAL LIBRARY//TEMPLATED REACTIONS

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