Scientists at Nanyang Technological University, Singapore, developed a 3D bioprinting ink using sunflower pollen. It is a practical alternative to inks that are currently used in biomedical field, as it is sustainable and affordable. The pollan-derived ink is apparently could hold its shape up according to study reported in Advanced Functional Materials in August 2021. https://www.coherentmarketinsights.com/news/sunflower-pollen-offers-potential-in-development-of-3d-bioprinting-ink-498