response to 2-O-acetyl-1-O-hexadecyl-sn-glycero-3-phosphocholine +
response to 4-nitroquinoline N-oxide +
response to 5-fluoro-2'-deoxyuridine
response to abscisic acid +
response to acadesine +
response to acetaldehyde +
response to acetate +
response to acetylcholine +
response to acetylsalicylate
response to acrylamide +
response to alcohol +
response to amino acid +
response to amylopectin +
response to antimycin A +
response to arsenite ion +
response to astaxanthin +
response to ATP +
response to benomyl +
response to benzoic acid +
response to beta-carotene +
response to bile acid +
response to biotin +
response to bisphenol A +
response to borneol +
response to brassinosteroid +
response to brefeldin A +
response to butan-1-ol +
response to cAMP +
response to candesartan
response to capsazepine +
response to carbamate
response to carbendazim +
response to carbohydrate +
response to carbon dioxide +
response to carbon monoxide +
response to catecholamine +
response to ceramide
response to cGMP +
response to chitin +
response to chloramphenicol +
response to chlorate +
response to chondroitin 4'-sulfate +
response to chondroitin 6'-sulfate +
response to chromate +
response to clopidogrel
response to cocaine +
response to cordycepin +
response to cytochalasin B +
response to D-galactosamine +
response to dehydroepiandrosterone +
response to diethyl maleate +
response to dinitrophenol +
response to diterpene +
response to dithiothreitol +
response to erythromycin +
response to estradiol +
response to ether +
response to farnesol +
response to fatty acid +
response to flavonoid +
response to folic acid +
response to formaldehyde +
response to formic acid +
response to forskolin +
response to furfural +
response to gemcitabine
response to gibberellin +
response to glycoprotein +
response to glycoside +
response to GW 7647 +
response to heparin +
response to hesperadin +
response to hydroperoxide +
response to indolebutyric acid +
response to inositol +
response to ketone +
response to lapatinib
response to lipid hydroperoxide +
response to lipopolysaccharide +
response to lipoteichoic acid +
response to methotrexate +
response to methyl methanesulfonate +
response to micafungin +
response to mycophenolic acid +
response to N-acetyl-D-glucosamine +
response to nitrate +
response to nitric oxide +
response to nitrite +
response to nitrogen dioxide +
response to nitroglycerin +
response to paclitaxel +
response to papulacandin B +
response to paracetamol
response to peptide +
response to peptidoglycan +
response to phorbol 13-acetate 12-myristate +
response to phosphatidylethanolamine +
response to propan-1-ol +
response to prostaglandin I +
response to puromycin +
response to pyrimidine ribonucleotide +
response to reactive oxygen species +
response to resveratrol +
response to retinoic acid +
Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a retinoic acid stimulus.