Results 111 to 120 of about 1,771,516 (307)

1. The Revival of Commerce

open access: yes, 1958
Throughout the Middle Ages, and indeed until quite recent times, Europe\u27s economy was primarily agrarian. From the eleventh century onward however, commerce followed by manufacturing and urbanization, became increasingly characteristic of Western ...
Bloom, Robert L.   +6 more
core  

Time after time – circadian clocks through the lens of oscillator theory

open access: yesFEBS Letters, EarlyView.
Oscillator theory bridges physics and circadian biology. Damped oscillators require external drivers, while limit cycles emerge from delayed feedback and nonlinearities. Coupling enables tissue‐level coherence, and entrainment aligns internal clocks with environmental cues.
Marta del Olmo   +2 more
wiley   +1 more source

Glass Lamps, a Few Points

open access: yesEXARC Journal, 2023
Funnel-shaped glasses have been found in several places, for example in Birka (graves 577, 526, 551, 850, 854, 464, 849 and 433), Sweden and in the Netherlands (De Heul, Utrecht collection PUG).
Karl Jakob Lamberth
doaj  

The Medical Historical Cultural Foundations of Western Nasal Surgery from Ancient Greece to the Middle Ages. [PDF]

open access: yesAesthetic Plast Surg, 2023
Marinozzi S   +6 more
europepmc   +1 more source

1. The Absolute Dynastic State

open access: yes, 1958
One of the most significant developments of the early modern period was the evolution of the national state from its beginnings in the feudal monarchy of the High and Late Middle Ages.
Bloom, Robert L.   +6 more
core  

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

Walruses on the Dnieper: new evidence for the intercontinental trade of Greenlandic ivory in the Middle Ages. [PDF]

open access: yesProc Biol Sci, 2022
Barrett JH   +7 more
europepmc   +1 more source

Rank, Income and Income Inequality in Urban China [PDF]

open access: yes
While some workers in China attain senior professional level and senior cadre level status (Chuzhang and above), others attain middle rank including middle rank of professional and cadre (Kezhang).
Gustafsson, Björn, Sai, Ding
core  

Conserved structural motifs in PAS, LOV, and CRY proteins regulate circadian rhythms and are therapeutic targets

open access: yesFEBS Letters, EarlyView.
Cryptochrome and PAS/LOV proteins play intricate roles in circadian clocks where they act as both sensors and mediators of protein–protein interactions. Their ubiquitous presence in signaling networks has positioned them as targets for small‐molecule therapeutics. This review provides a structural introduction to these protein families.
Eric D. Brinckman   +2 more
wiley   +1 more source

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