(0)C12N:1/3:
IPC6
SECTION C - CHEMISTRY; METALLURGY
MICRO-ORGANISMS OR ENZYMES; COMPOSITIONS THEREOF;...
C12N
2/4
<<   >>   C12N003/00 - C12N009/99  

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/ 00 Spore-forming or isolating processes [3]
 

 5
/ 00 Undifferentiated human, animal or plant cells, e.g. cell lines; Tissues; Cultivation or maintenance thereof; Culture media therefor (plant reproduction by tissue culture techniques A 01 H 4/00) [3,5]

5
/ 02 • Propagation of single cells or cells in suspension; Maintenance thereof; Culture media therefor [3]  

5
/ 04 • Plant cells or tissues [5]  

5
/ 06 • Animal cells or tissues [5]  

5
/ 08 • Human cells or tissues [5]  

5
/ 10 • Cells modified by introduction of foreign genetic material, e.g. virus-transformed cells [5]  

5
/ 12 • • Fused cells, e.g. hybridomas [5]  

5
/ 14 • • • Plant cells [5]  

5
/ 16 • • • Animal cells [5]  

5
/ 18 • • • • Murine cells, e.g. mouse cells [5]  

5
/ 20 • • • • • one of the fusion partners being a B lymphocyte [5]  

5
/ 22 • • • Human cells [5]  

5
/ 24 • • • • one of the fusion partners being a B lymphocyte [5]  

5
/ 26 • • • Cells resulting from interspecies fusion [5]  

5
/ 28 • • • • one of the fusion partners being a human cell [5]  
 

 7
/ 00 Viruses, e.g. bacteriophages; Compositions thereof; Preparation or purification thereof (medicinal preparations containing viruses A 61 K 35/76 ; preparing medicinal viral antigen or antibody compositions, e.g. virus vaccines, A 61 K 39/00) [3]

7
/ 01 • Viruses, e.g. bacteriophages, modified by introduction of foreign genetic material (vectors C 12 N 15/00) [5]  

7
/ 02 • Recovery or purification [3]  

7
/ 04 • Inactivation or attenuation; Producing viral sub-units [3]  

7
/ 06 • • by chemical treatment [3]  

7
/ 08 • • by serial passage of virus [3]  
 

 9
/ 00 Enzymes, e.g. ligases (6.); Proenzymes; Compositions thereof (preparations containing enzymes for cleaning teeth A 61 K 7/28; medicinal preparations containing enzymes or proenzymes A 61 K 38/43; enzyme containing detergent compositions C 11 D); Processes for preparing, activating, inhibiting, separating, or purifying enzymes (preparation of malt C 12 C 1/00) [3]

Note
 

In this group:
 

-

 proenzymes are classified with the corresponding enzymes; [5]
 

-

 enzymes are generally categorised according to the "Nomenclature and Classification of Enzymes" of the International Commission on Enzymes. Where appropriate, this designation appears in the subgroups below in parenthesis. [3]

9
/ 02 • Oxidoreductases (1.), e.g. luciferase [3]  

9
/ 04 • • acting on CHOH groups as donors, e.g. glucose oxidase, lactate dehydrogenase (1.1) [3]  

9
/ 06 • • acting on nitrogen containing compounds as donors (1.4, 1.5, 1.7) [3]  

9
/ 08 • • acting on hydrogen peroxide as acceptor (1.11) [3]  

9
/ 10 • Transferases (2.) (ribonucleases C 12 N 9/22 ) [3]  

9
/ 12 • • transferring phosphorus containing groups, e.g. kinases (2.7) [3]  

9
/ 14 • Hydrolases (3.) [3]  

9
/ 16 • • acting on ester bonds (3.1) [3]  

9
/ 18 • • • Carboxylic ester hydrolases [3]  

9
/ 20 • • • • Triglyceride splitting, e.g. by means of lipase [3]  

9
/ 22 • • • Ribonucleases [3]  

9
/ 24 • • acting on glycosyl compounds (3.2) [3]  

9
/ 26 • • • acting on alpha-1, 4-glucosidic bonds, e.g. hyaluronidase, invertase, amylase [3]  

9
/ 28 • • • • Alpha-amylase from microbial source, e.g. bacterial amylase [3]  

9
/ 30 • • • • • Fungal source [3]  

9
/ 32 • • • • Alpha-amylase from plant source [3]  

9
/ 34 • • • • Glucoamylase [3]  

9
/ 36 • • • acting on beta-1, 4 bonds between N-acetylmuramic acid and 2-acetylamino 2-deoxy-D-glucose, e.g. lysozyme [3]  

9
/ 38 • • • acting on beta-galactose-glycoside bonds, e.g. beta-galactosidase [3]  

9
/ 40 • • • acting on alpha-galactose-glycoside bonds, e.g. alpha-galactosidase [3]  

9
/ 42 • • • acting on beta-1, 4-glucosidic bonds, e.g. cellulase [3]  

9
/ 44 • • • acting on alpha-1, 6-glucosidic bonds, e.g. isoamylase, pullulanase [3]  

9
/ 46 • • • • Dextranase [3]  

9
/ 48 • • acting on peptide bonds, e.g. thromboplastin, leucine aminopeptidase (3.4) [3]  

9
/ 50 • • • Proteinases [3]  

9
/ 52 • • • • derived from bacteria [3]  

9
/ 54 • • • • • bacteria being Bacillus [3]  

9
/ 56 • • • • • • Bacillus subtilis or Bacillus licheniformis [3]  

9
/ 58 • • • • derived from fungi [3]  

9
/ 60 • • • • • from yeast [3]  

9
/ 62 • • • • • from Aspergillus [3]  

9
/ 64 • • • • derived from animal tissue, e.g. rennin [3]  

9
/ 66 • • • Elastase [3]  

9
/ 68 • • • Plasmin, i.e. fibrinolysin [3]  

9
/ 70 • • • Streptokinase [3]  

9
/ 72 • • • Urokinase [3]  

9
/ 74 • • • Thrombin [3]  

9
/ 76 • • • Trypsin; Chymotrypsin [3]  

9
/ 78 • • acting on carbon to nitrogen bonds other than peptide bonds (3.5) [3]  

9
/ 80 • • • acting on amide bonds in linear amides [3]  

9
/ 82 • • • • Asparaginase [3]  

9
/ 84 • • • • Penicillin amidase [3]  

9
/ 86 • • • acting on amide bonds in cyclic amides, e.g. penicillinase [3]  

9
/ 88 • Lyases (4.) [3]  

9
/ 90 • Isomerases (5.) [3]  

9
/ 92 • • Glucose isomerase [3]  

9
/ 94 • Pancreatin [3]  

9
/ 96 • Stabilising an enzyme by forming an adduct or a composition; Forming enzyme conjugates [3]  

9
/ 98 • Preparation of granular or free-flowing enzyme compositions (C 12 N 9/96 takes precedence) [3]  

9
/ 99 • Enzyme inactivation by chemical treatment [3]  
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