Modifiers matching ligand:

• hydrophobic,
• endogenous,
• natural,
• weak,
• nonmetal,
• physiologic,
• ancillary,
• anionic,
• ionic,
• exogenous,
• strong,
• acidic,
• psychoactive,
• physiological,
• complex,
• hydrophilic,
• synthetic,
• organic,
• extracellular,
• neutral,
• psychedelic,
• inorganic,
• charged,
• complementary,
• external,
• polar,
• uncharged,
• simple,
• axial,
• common,
• functional,
• small,
• active,
• binding,
• base,
• cationic,
• nonsteroidal,
• potent,
• cellular,
• atomic,
• environmental,
• hard,
• important,
• metal,
• bound,
• additional,
• soft,
• lipophilic,
• biological,
• relevant,

Simple categories matching cellular:

• process,
• elastomer,
• polystyrene,
• information,
• component,
• intermediate,
• material,
• control,
• sample,
• activity,
• kinase,
• protein,
• situation,
• organization,
• event,
• constituent,
• nucleotide,
• compartment,
• movement,
• body,
• reproduction,
• structure,
• compound,
• property,
• signal,
• piece,
• phenomenon,
• fragment,
• polymer,
• device,
• antioxidant,
• response,
• object,
• chemical,
• condition,
• consequence,
• disease,
• injury,
• phosphatase,
• reaction,
• particle,
• organism,
• morphology,
• substance,
• requirement,
• disorder,
• metabolism,
• solid,
• interaction,
• cofactor,
• oxidase,
• microorganism,
• matter,
• acid,
• pathogen,
• fluid,
• behaviour,
• characteristic,
• organelle,
• program,
• species,
• level,
• molecule,
• core,
• alteration,
• product,
• creature,
• buffer,
• hemoprotein,
• arrangement,
• factor,
• therapy,
• substrate,
• evidence,
• machine,
• assembly,
• activator,
• system,
• eukaryote,
• trait,
• macromolecule,
• rna,
• surface,
• fate,
• microbe,
• adaptation,
• affliction,
• entity,
• action,
• area,
• function,
• parasite,
• receptor,
• pattern,
• devices,
• mechanism,
• activation,
• integrity,
• telephone,
• chordate,
• abnormality,
• plant,
• irregularity,
• modification,
• enzyme,
• attribute,
• specimen,
• investigation,
• damage,
• organs,
• mixture,
• gene,
• fiber,
• state,
• feature,
• tissue,
• foam,
• pressure,
• change,
• region,
• immunity,
• bacteria,
• behavior,
• metabolite,
• location,
• stress,
• ligand,
• stimulus,
• migration,
• nutrient,
• segregation,
• waste,
• machinery,
• marker,
• routine,
• pathway,
• pigment,
• motility,
• membrane,
• lipid,
• mrna,
• motion,