all items  in current results   Refine your search within these categories: 1. Human Genes (group results) Ankyrin repeat domain containing [HGNC:ANKRD] (2) Basic helix-loop-helix [HGNC:BHLH] (1) Basic leucine zipper proteins [HGNC:bZIP] (4) CD molecules [HGNC:CD] (3) Cytochrome P450s [HGNC:CYP] (1) Endogenous Ligands [HGNC:ENDOLIG] (1) High mobility group [HGNC:HMG] (1) Immunoglobulin superfamily domain containing [HGNC:IGSF] (3) Interferons and interferon receptors [HGNC:IFN] (3) Interleukins and interleukin receptors [HGNC:IL] (3) more... 2. Interaction: Human Genes and Chemicals (group results) Affects (3) Decreases (8) Increases (8) 3. Bioactivity 4. Semantic Terms (group results) Entity [STY:T071] (7) A. Anatomy (group results) Body Regions [MESH:D001829] (2) Cardiovascular System [MESH:D002319] (2) Cells [MESH:D002477] (2) Digestive System [MESH:D004064] (1) Musculoskeletal System [MESH:D009141] (1) Respiratory System [MESH:D012137] (1) Urogenital System [MESH:D014566] (3) B. Organisms C01. Bacterial Infections and Mycoses (group results) Bacterial Infections [MESH:D001424] (5) Infection [MESH:D007239] (6) Mycoses [MESH:D009181] (2) C02. Virus Diseases (group results) Virus Diseases [MESH:D014777] (4) C03. Parasitic Diseases (group results) Parasitic Diseases [MESH:D010272] (4) C04. Neoplasms (group results) Neoplasms [MESH:D009369] (11) C05. Musculoskeletal Diseases (group results) Musculoskeletal Diseases [MESH:D009140] (7) C06. Digestive System Diseases (group results) Digestive System Diseases [MESH:D004066] (11) C07. Stomatognathic Diseases (group results) Stomatognathic Diseases [MESH:D009057] (5) C08. Respiratory Tract Diseases (group results) Respiratory Tract Diseases [MESH:D012140] (10) Z. Exceptions (4) C09. Otorhinolaryngologic Diseases (group results) Otorhinolaryngologic Diseases [MESH:D010038] (3) C10. Nervous System Diseases (group results) Nervous System Diseases [MESH:D009422] (11) Z. Exceptions (5) C11. Eye Diseases (group results) Eye Diseases [MESH:D005128] (6) C12. Male Urogenital Diseases (group results) Male Urogenital Diseases [MESH:D052801] (10) C13. Female Urogenital Diseases and Pregnancy Complications (group results) Female Urogenital Diseases [MESH:D052776] (10) Pregnancy Complications [MESH:D011248] (9) Z. Exceptions (1) C14. Cardiovascular Diseases (group results) Cardiovascular Diseases [MESH:D002318] (10) Z. Exceptions (4) C15. Hemic and Lymphatic Diseases (group results) Hematologic Diseases [MESH:D006402] (9) Lymphatic Diseases [MESH:D008206] (5) C16. Congenital, Hereditary, and Neonatal Diseases and Abnormalities (group results) Congenital, Hereditary, and Neonatal Diseases and Abnormalities [MESH:D009358] (10) C17. Skin and Connective Tissue Diseases (group results) Connective Tissue Diseases [MESH:D003240] (6) Skin Diseases [MESH:D012871] (11) C18. Nutritional and Metabolic Diseases (group results) Metabolic Diseases [MESH:D008659] (10) Nutrition Disorders [MESH:D009748] (8) Z. Exceptions (1) C19. Endocrine System Diseases (group results) Endocrine System Diseases [MESH:D004700] (10) C20. Immune System Diseases (group results) Immune System Diseases [MESH:D007154] (10) C21. Disorders of Environmental Origin C22. Animal Diseases (group results) Animal Diseases [MESH:D000820] (4) C23. Pathological Conditions, Signs and Symptoms (group results) Pathologic Processes [MESH:D010335] (10) Pathological Conditions, Anatomical [MESH:D020763] (10) Signs and Symptoms [MESH:D012816] (10) C24. Occupational Diseases (group results) Occupational Diseases [MESH:D009784] (5) Z. Exceptions (3) C25. Chemically-Induced Disorders (group results) Drug-Related Side Effects and Adverse Reactions [MESH:D064420] (9) Poisoning [MESH:D011041] (8) Substance-Related Disorders [MESH:D019966] (6) C26. Wounds and Injuries (group results) Wounds and Injuries [MESH:D014947] (8) Z. Exceptions (8) D01. Inorganic Chemicals D02. Organic Chemicals (group results) Organic Chemicals [MESH:D009930] (1) D03. Heterocyclic Compounds (group results) Heterocyclic Compounds [MESH:D006571] (37) D04. Polycyclic Compounds: all > Polycyclic Compounds [MESH:D011083] > Macrocyclic Compounds [MESH:D047028] > Tetrapyrroles [MESH:D045725] > Porphyrins [MESH:D011166] > Protoporphyrins [MESH:D011524] D05. Macromolecular Substances (group results) Macromolecular Substances [MESH:D046911] (1) D06. Hormones, Hormone Substitutes, and Hormone Antagonists D08. Enzymes and Coenzymes D09. Carbohydrates D10. Lipids D12. Amino Acids, Peptides, and Proteins (group results) Peptides [MESH:D010455] (1) D13. Nucleic Acids, Nucleotides, and Nucleosides D20. Complex Mixtures D23. Biological Factors Biological Factors [MESH:D001685] (37) D25. Biomedical and Dental Materials (group results) Polymers [MESH:D011108] (1) D26. Pharmaceutical Preparations D27. Chemical Actions and Uses (group results) Pharmacologic Actions [MESH:D020228] (1) E. Analytical, Diagnostic and Therapeutic Techniques and Equipment (group results) Diagnosis [MESH:D003933] (2) F. Psychiatry and Psychology (group results) Mental Disorders [MESH:D001523] (1) G. Phenomena and Processes (group results) Circulatory and Respiratory Physiological Phenomena [MESH:D002943] (1) Genetic Phenomena [MESH:D055614] (2) I. Anthropology, Education, Sociology and Social Phenomena J. Technology, Industry, Agriculture (group results) Technology, Industry, and Agriculture [MESH:D013676] (1) N. Health Care Recently Viewed Items Go to Item History

These terms define your current search. Click the × to remove a term. D04. Polycyclic Compounds: Polycyclic Compounds [MESH:D011083] > Macrocyclic Compounds [MESH:D047028] > Tetrapyrroles [MESH:D045725] > Porphyrins [MESH:D011166] > Protoporphyrins [MESH:D011524] × 37 items, grouped by D23. Biological Factors (view ungrouped items) Biological Factors [MESH:D001685] (37)    MESH:C007095   cobaltiprotoporphyrin C007095               MESH:C011539   protoporphyrinogen C011539               MESH:C017803   zinc protoporphyrin C017803               MESH:C024021   2,4-diformylprotoporphyrin IX C024021               MESH:C028025   protoporphyrin IX C028025               MESH:C028842   N-methylprotoporphyrin IX C028842               MESH:C029397   N-(2-hydroxyethyl)protoporphyrin IX C029397               MESH:C030827   N-ethylprotoporphyrin IX C030827               MESH:C032609   N-phenylprotoporphyrin IX C032609               MESH:C032628   tin protoporphyrin IX C032628               MESH:C033434   protoporphyrin IX monomethyl ester C033434               MESH:C036899   N-methylprotoporphyrin dimethyl ester C036899               MESH:C036937   chromium protoporphyrin IX C036937               MESH:C038654   manganese protoporphyrin C038654               MESH:C039629   magnesium protoporphyrin C039629               MESH:C040483   nitrosyl(protoporphyrin IX dimethyl ester)iron II C040483               MESH:C041104   dimethyl protoporphyrin IX C041104               MESH:C043845   acrylochlorin C043845               MESH:C049198   magnesium monovinylprotoporphyrin C049198               MESH:C051953   nickel(II) protoporphyrin IX C051953               MESH:C060688   protoporphyrin dimethyl ester hematoporphyrin ether C060688               MESH:C067198   3(2),3(2)-difluoroprotoporphyrin dimethyl ester C067198               MESH:C067199   8(2),8(2)-difluoroprotoporphyrin dimethyl ester C067199               MESH:C067200   3(2),3(2),8(2),8(2)-tetrafluoroprotoporphyrin dimethyl ester C067200               MESH:C072824   lead protoporphyrin C072824               MESH:C073289   boron protoporphyrin C073289               MESH:C075275   PH 1008 C075275               MESH:C088518   5-azaprotoporphyrin dimethyl ester C088518               MESH:C092553   copper protoporphyrin IX C092553               MESH:C102900   N-vinylprotoporphyrin C102900               MESH:C448299   iron protoporphyrin IX C448299               MESH:C487629   meso,N-diphenylprotoporphyrin IX C487629               MESH:C489143   mu-oxo dimeric Fe(III)-protoporphyrin IX C489143               MESH:C526927   Photolon C526927               MESH:C529628   protoporphyrin IX-cyclic(arginyl-glycyl-aspartyl-phenylalanyl-lysyl) conjugate C529628               MESH:C532157   deuxemether C532157               MESH:D011524   Protoporphyrins D011524