{"product_id":"new-product-228585","title":"Cystatin A polyclonal antibody","description":"\u003cp\u003eCystatin A (also designated STF1, STFA, stefin A or cystatin AS) and cystatin B (also designated PME, CST6, STFB, CPI-B, stefin B and liver thiol proteinase inhibitor) are thiol protease inhibitors that form complexes with papain and the cathepsins B, H and L. Cystatin A, a cytoplasmic protein, is one of the precursor proteins of the cornified cell envelope in keratinocytes and plays a role in epidermal development and maintenance. Cystatin B protects against intracellular proteases leaking out of lysosomes and is primarily expressed in heart, liver and kidney.\u003c\/p\u003e","brand":"Bioworld","offers":[{"title":"100ul \/ Rabbit \/ Human,Rat","offer_id":47662381039896,"sku":"BS6994","price":408.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0590\/5652\/1400\/products\/BIOWORLD_513702d5-2c3f-4bde-bd1f-03f6a847740c.jpg?v=1707485378","url":"https:\/\/danabiosci.com\/products\/new-product-228585","provider":"Dana Bioscience","version":"1.0","type":"link"}