Technological Innovations in Pollen Cryopreservation
摘要
Pollen cryopreservation has emerged as an effective and efficient strategy for preserving plant genetic resources for long-term storage. This sustainable approach ensures the availability of viable pollen for future breeding programs and crop improvement. By storing pollen at ultra-low temperatures, its viability can be maintained for long-term, enabling the conservation of genetic material for future use. However, conventional cryopreservation methods, including pollen collection, handling, and storage, face challenges such as sample contamination, limited stability, and viability loss during prolonged storage. Recent advancements in techniques, such as cyclohexane and vacuum-based pollen collection, impedance flow cytometry, and foldscopes for pollen viability assessment, can significantly improve accuracy and efficiency. Innovations in pollen storage and pollination methods, including handheld blowers, bubble guns, and vibratory wands, can enable precise and accurate pollen dispersal and conservation. Moreover, the integration of automation and robotics into cryopreservation can revolutionize pollen conservation by enhancing precision, minimizing errors, and streamlining processes. Automated systems can be applied across various stages, including pollen collection, cryovial handling, cryostorage, viability assessment, and data documentation. Robotic systems ensure consistent, error-free handling of delicate pollen samples, thereby improving throughput and reliability.