Nuclear PKR in retinal neurons in the early stage of diabetic retinopathy in streptozotocin‑induced diabetic rats - Silva, Viviane Aline Oliveira; André, Nayara Delgado; Sousa, Thaís Amaral e; Alves, Vani Maria; Kettelhut, Isis do Carmo; Lucca, Fernando Luiz De (Molecular Medicine Reports, 2021)