subject areas across multidisc. journals and publisher platforms

i've done some prelim work on seeing what scientific areas are covered and specified by some of the leading journals and publisher platforms. here are the findings in a not-too-easy-to-read listing...

nature publishing group's subject areas...
[over-journal]

chemistry
- chemistry
- drug discovery
- biotechnology
- materials
- methods & protocols
clinical practice & research
- cancer
- cardiovascular medicine
- dentistry
- endocrinology
- gastroenterology & hepatology
- methods & protocols
- pathology & pathobiology
- urology
earth & environment
- earth sciences
- evolution & ecology
life sciences
- biotechnology
- cancer
- development
- drug discovery
- evolution & ecology
- genetics
- immunology
- medical research
- methods & protocols
- microbiology
- molecular cell biology
- neuroscience
- pharmacology
- systems biology
physical sciences
- physics
- materials

science magazine's subject areas...
[cross-journal]

life sciences
- anatomy/morphology/biomechanics
- anthropology
- biochemistry
- botany
- cell biology
- development
- ecology
- epidemiology
- evolution
- genetics
- immunology
- medicine/diseases
- microbiology
- molecular biology
- neuroscience
- pharmacology/toxicology
- physiology
- psychology
- virology
physical sciences
- astronomy
- atmospheric science
- chemistry
- computers/mathematics
- engineering
- geochemistry/geophysics
- materials science
- oceanography
- paleontology
- physics
- physics, applied
- planetary science
other subjects
- economics
- education
- history/philosophy of science
- science and business
- science and policy
- sociology

blackwell-synergy's subject areas...
[over journal]

life and physical sciences
- astronomy and astrophysics
- biogeography
- cell and molecular biology
- chemistry
- crystallography
- developmental biology
- earth science and physical geography
- ecology
- food science and technology
- genetics and evolution
- human anatomy and physiology
- materials science
- microbiology
- microscopy
- neuroscience & neurology
- plant science
- zoology
mathematics and statistics
- mathematics
- statistics

wiley-interscience's subject areas...
[over journal]

chemistry
- analytical chemistry
- biochemistry
- chemical engineering
- chemistry (general)
- computational chemistry and molecular modeling
- environmental chemistry
- food science technology
- industrial chemistry
- inorganic chemistry
- organic chemistry
- pharmaceutical and medicinal chemistry
- physical chemistry
- spectroscopy
- toxicology
earth and environmental science
- agriculture
- climatology and meteorology
- earth and environmental science (general)
- ecology
- environmental science
- geography
- geology
life sciences
- anatomy and physiology
- biological anthropology
- biology
- biotechnology
- genetics
- life sciences (general)
- microbiology and virology
- molecular cell biology
- neuroscience
mathematics and statistics
- applied mathematics
- applied probability and statistics
- data analysis and management
- mathematics (general)
- numerical methods
- statistics (general)
physics and astronomy
- astronomy
- atomic, molecular and optical physics
- physics and astronomy (general)
- quantum physics and field theory
- solid state physics
- thermal physics and statistical mechanics
polymers and materials science
- electronic materials
- general materials science
- nanotechnology and nanomaterials
- polymer science and technology

sciencedirect's subject areas...
[over journal]

physical sciences and engineering
- chemical engineering
- chemistry
- computer science
- earth and planetary sciences
- energy
- engineering
- materials science
- mathematics
- physics and astronomy
life sciences
- agricultural and biological sciences
- biochemistry, genetics and molecular biology
- environmental science
- immunology and microbiology
- neuroscience
health sciences
- medicine and dentistry
- nursing and health professions
- pharmacology, toxicology and pharmaceutical science
- veterinary science and veterinary medicine