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2 days ago · The formation of the photodimer was confirmed by 1 H NMR spectroscopy, indicating the complete disappearance of the unsaturated C═CH proton resonance of the starting compound and the concomitant appearance of the characteristic cyclobutane and diastereotopic S–CH 2 proton signals of the [2 + 2] cycloadduct (Figure 2b). The regioselective head-to-head conformation is corroborated with structural elucidation reported previously.
2 days ago · Historian of physics Roger H. Stuewer (1934–2022), co-founder of Physics in Perspective, passed away on July 28, 2022. His loss is greatly felt in the discipline. To commemorate his considerable contribution to the history of physics, the editorial team at Physics in Perspective have elected to publish his autobiographical recollections, which cover both his esteemed academic career and many of his personal thoughts and reflections.
22 hours ago · The epicardium, previously viewed as a passive outer layer around the heart, is now recognized as an essential component in development, regeneration, and repair. In this review, we explore the cellular and molecular makeup of the epicardium, highlighting its roles in heart regeneration and repair in zebrafish and salamanders, as well as its activation in young and adult postnatal mammals. We also examine the latest technologies used to study the function of epicardial cells for therapeutic ...
4 days ago · Frisch’s founder David Frisch opens the Mainliner restaurant. 1946 Frisch introduces the Big Boy sandwich in his restaurant with the permission of the concept from California-based Bob Wian...
2 days ago · Karl von Frisch (1886–1982) Konrad Lorenz (1903–1989) The modern discipline of ethology is generally considered to have begun during the 1930s with the work of Nikolaas Tinbergen , Konrad Lorenz and Karl von Frisch , joint awardees of the 1973 Nobel Prize in Physiology or Medicine .
3 days ago · The movement patterns and foraging resources of Atlantic walruses (Odobenus rosmarus rosmarus) in Franz Josef Land archipelago and connectivity with the Kara-Barents Sea population
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2 days ago · Adam Frisch, who is looking to replace Rep. Lauren Boebert in Colorado's 3rd Congressional District, released a video statement Tuesday on X and filed an opinion column with the Washington Post in ...
