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20 Results
Biopolymer
Hierarchical Biopolymer-based Materials and Composites
The mass production and disposal of non-degradable fossil-based plastics is responsible for alarming environmental and social issues when not managed responsibly. Towards manufacturing environmentally-friendly materials, biopolymers, that is, polymers synthesized by living organisms, emerge as promising sustainable alternatives as they combine attractive mechanical properties, compostability, and renewable sourcing.
Rachel A. Meidl April 11, 2023
This photo depicts many stem cells.
Can We Do That Here? An Analysis of U.S. Federal and State Policies Guiding Human Embryo and Embryoid Research
Scientists and members of the public exploring the controversial area of U.S. human embryo and embryoid research will find a complex and sometimes bewildering assortment of federal and state laws. The authors recommend additional guidance, but note slow progress in the development of embryo research policy.
Kirstin R.W. Matthews, Daniel Moralí June 28, 2022
Marijuana
Persistent Inequities in Cannabis Policy
The recent shift toward legalization has not been enough to undo the racism endemic to U.S. cannabis policy. The authors lay out policies to improve equity and erase the racist legacy of prohibition.
Katharine Neill Harris, William Martin October 1, 2021
A needle poking a human cell.
Rethinking Human Embryo Research Policies
It now seems technically feasible to culture human embryos beyond the “fourteen‐day limit,” which has the potential to increase scientific understanding of human development and perhaps improve infertility treatments. Robust stakeholder engagement preceded adoption of the fourteen‐day limit and should arguably be part of efforts to reassess it, write the authors.
Kirstin R.W. Matthews, Ana S. Iltis, Daniel S. Wagner, Nuria Gallego Marquez, Jason Scott Robert, Inmaculada de Melo-Martín, Marieke Bigg, Sarah Franklin, Soren Holm, Ingrid Metzler, Matteo A. Molè, Jochen Taupitz, Giuseppe Testa, Jeremy Sugarman February 26, 2021