Classification
LTU - Genetic engineering
136
LTV - Green genetic engineering
92
LOH - Genetics - methods
42
LON - Molecular genetics
31
LWE - Agriculture - general aspects
25
LHM - Microbiology - genetics
23
UUG - Environmental aspects of genetically modified organisms, viruses, genes
21
LTH - Biotechnology - methods
18
LTE - Biotechnology - general aspects
17
HBG - Molecular biology in medicine, human genetics
15
LTD - Biotechnology - comprehensive works
14
LMN - Molecular biophysics, biophysical chemistry
13
LAM - Biology - theoretical and philosophical fundamentals
11
LTR - Bioreactor technology, fermentation
11
LEN - Plant physiology
10
LHY - Bacteria - physiology
10
YEB - Legislation on genetic engineering
9
LHH - Microbiology - methods
8
LTT - Enzyme technology, protein engineering
8
HAM - Medicine - theoretical and philosophical fundamentals
7
LENB - Plant physiology - molecular biology, genetics
7
LONA - DNA, RNA
7
LONK - DNA processes
7
LWF - Agriculture - methods
7
YRC - Technology and society
7
HJE - Immunology - experimental
5
LOL - Genetics - general aspects, classic genetics
5
LRH - Cytology - methods
5
LWV - Agriculture - plant protection
5
AFG - Large scale research institutions (Helmholtz Centres)
4
LET - Phytopathology
4
LHZ - Viruses
4
LONG - Gene expression, regulation
4
LRR - Tissue cultures, cell cultures
4
LTO - Biotechnology - application, industry
4
LWO - Agricultural ecology, sustainable agriculture
4
UCA - Environmental problems, man and environment - general aspects
4
AHPC - Ethics
3
LEE - Botany - general aspects
3
LHP - Fungi - physiology
3
LKRG - Biochemistry of enzymes - biosynthesis
3
LOD - Genetics - comprehensive works
3
LRN - Cytology - general aspects
3
LTS - Pharmaceutical biotechnology
3
LVE - Food science - general
3
LVH - Food science - technologies
3
UEG - Environmental programs and expertises
3
YEA - Environmental law
3
HBM - Medical microbiology, infectious diseases
2
HBX - Experimental medicine, laboratory animals
2
more ...