provided by the Ministry of Science and Technology of China (2014CB943400);the National Natural Science Foundation of China (31370029; 31871455);the Youth Innovation Promotion Association of the Chinese Academy of Sciences
The phloem, located within the vascular system, is critical for delivery of nutrients and signaling molecules throughout the plant body. Although the morphological process and several factors regulating phloem differe...
It was a Friday evening in September and with no plan for the weekend, Zhang Xuan, a 25-year-old bank clerk, was lying in bed reading a book in his apartment in Beijing. He suddenly got the urge to go mountain hiking-...
All the procedures in this study were approved by the Institutional Review Board of Zhongshan Ophthalmic Center of Sun Yat-sen University(Ethic ID:2016MEKY062).Informed consent was obtained from each student.
Background:The“flipped classroom”is a learner-centered approach that centers on delivering videos,podcasts or slide-based material to learners prior to a lecture or class session.The class session is then dedicated ...
When Elizabethan's were trained to read and write, the handwriting they first learned was "Secretary" (or "Secretarial") hand, reflecting the style used by monks and scribes well back into the Middle Ages. Only...
Can the existence of “God” be calculated from known science and mathematics? We argue yes, provided the question is restricted to whether or not memory and consciousness are properties of spacetime. In this sense, w...
supported in part by the National Science Council (Nos.NSC 97-2745-P-001-001-,NSC 98-2219-E-011-001-,NSC 98-2221-E-011-073-MY3,and NSC 98-2218-E-011-018-)
The digital signature is a very important subject for network security.Considering multiple signers and multiple verifiers,Xie and Yu(2004) pointed out that the multisignature scheme of Laih and Yen(1996) is vulnerabl...