Supports programs to recruit, train, and retain the next generation of researchers and provide them with the coordinated support, resources, and networks they need to succeed and lead. Institutions should submit a single, unified U2C-TL1 application. Representation across all kidney, urologic, and hematologic disciplines not expected or required. May include multiple departments within and across institutions. Each U2C-TL1 award will actively participate in the Kidney, Urology and Hematology Research-Training Network (KUHR-TN), a nationwide coalition of individual U2C-TL1 awards. [Posted 12/10/2025. Expires 5/26/2028.]