Applied DNA Sciences Inc is a biotechnology company developing and commercializing technologies to produce and detect deoxyribonucleic acid (DNA) nd ribonucleic acid (RNA). The company operates in three business segments- Therapeutic DNA Production Services, MDx Testing Services, and DNA Tagging and Security Products and Services. It generates majority of its revenue from the MDx Testing Services which is involved in performing and developing clinical molecular diagnostic and genetic tests and clinical laboratory testing services. The company provides its products and services under the brand of Applied DNA Sciences, SigNature molecular tags, SigNature T molecular tags, fiberTyping, SigNify and others.