Modifiers matching pathogen:

• out,
• intracellular,
• harmful,
• aquatic,
• viable,
• select,
• nasty,
• hardy,
• animal,
• resident,
• secondary,
• enteric,
• gi,
• bacterial,
• invasive,
• related,
• foreign,
• rare,
• infectious,
• endogenous,
• diverse,
• canine,
• microbial,
• hazardous,
• virulent,
• persistent,
• nosocomial,
• waterborne,
• viral,
• real,
• extracellular,
• dangerous,
• significant,
• urinary,
• macromolecular,
• anaerobic,
• lethal,
• biological,
• systemic,
• outside,
• infective,
• artificial,
• pulmonary,
• contagious,
• relevant,
• perinatal,
• uncommon,
• carcinogenic,
• multiple,
• unusual,
• exogenous,
• undesirable,
• causal,
• mutable,
• common,
• intestinal,
• intercellular,
• major,
• causative,
• important,
• parasitic,
• environmental,
• conventional,
• large,
• toxic,
• complex,
• pediatric,
• electronic,
• smaller,
• chronic,
• atypical,
• microscopic,
• sensitive,
• resistant,
• stable,
• respiratory,
• diarrhoeal,
• obligate,
• detrimental,
• neurotropic,
• serious,
• single,
• airborne,
• possible,
• fecal,
• tiny,
• zoonotic,
• variable,
• latent,
• natural,
• transmissible,
• small,
• potential,
• communicable,
• ubiquitous,
• eukaryotic,
• new,
• diarrheal,
• vaginal,
• larger,
• deadly,
• external,
• opportunistic,
• unicellular,
• cellular,
• organic,
• gastrointestinal,
• minute,
• ocular,

Simple categories matching extracellular:

• pathogen,
• acceptor,
• bacterium,
• activity,
• protein,
• enzyme,
• material,
• stimulus,
• ligand,
• substance,
• fluid,
• nucleotide,
• condition,
• solid,
• membrane,
• germ,
• proteinase,
• stress,
• solute,
• product,
• matrix,
• molecule,
• structure,
• component,
• substrate,
• process,
• bacteria,
• microorganism,
• atp,
• macromolecule,
• opsonin,
• signal,
• space,
• parasite,
• compound,
• organism,
• polymer,
• protease,
• variable,
• carrier,