["The middle molecules" are uremic toxins (author's transl)].
D006801:Humans; D007111:Immunity, Cellular; D010455:Peptides / Q000652:urine; D010530:Peritoneal Dialysis; D014118:Toxins, Biological / Q000097:blood / Q000652:urine; D014511:Uremia / Q000097:blood / Q000628:therapy / Q000652:urine*
D010455:Peptides; D014118:Toxins, Biological
"Srednie drobiny" sa truciznami mocznicowymi.