SAN ANTONIO Layoffs of about 100 employees were announced Friday by BioBridge Global, the nonprofit parent of the South Texas Blood & Tissue Center, QualTex Laboratories, GenCure and The Blood & Tissue Center Foundation. According to a released statement, BioBridge Global has experienced the impact of the pandemic across many areas of its operations. The layoffs represent about 14% of its workforce. The majority of employees affected are within the QualTex Laboratories subsidiary, which provides testing services for blood centers and plasma collection centers across the country, according to the release. According to the release, Fridays layoffs will have little impact on the South Texas Blood and Tissue Center.