Hassan, Riyadh Abdulmalek, et al. “Competitive Binding of Methylene Blue to Calf Thymus DNA and Carrageenan: Implications for Sensor Development”. Thamar University Journal of Natural & Applied Sciences, vol. 9, no. 1, June 2024, pp. 1 – 6, doi:10.59167/tujnas.v9i1.2047.