Modifiers matching leukocyte:

• inflammatory,
• phagocytic,
• mammalian,
• mature,
• isolated,
• granular,
• normal,
• larger,
• specialized,
• proinflammatory,

Simple categories matching proinflammatory:

• cell,
• neurotransmitter,
• property,
• cytokine,
• response,
• agent,
• activity,
• substance,
• peptide,
• molecule,
• leukocyte,
• compound,
• protein,