renal tubular secretion renal zinc excretion https://github.com/geneontology/go-ontology/issues/24307 2022-11-01T17:35:12Z biological_process vw renal zinc ion excretion renal zinc secretion The elimination of zinc ions from peritubular capillaries (or surrounding hemolymph in invertebrates) into the renal tubules to be incorporated subsequently into the urine. GO:0180002