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The mammalian circadian system comprises a network of cell-autonomous oscillators, spanning from the central clock in the brain to peripheral clocks in other organs. These clocks are tightly coordinated to orchestrate rhythmic physiological…

Adaptation and Self-Organizing Systems · Physics 2022-12-29 Yitong Huang , Yuanzhao Zhang , Rosemary Braun

It is pointed out that the mystery of how biological systems measure their lengths vanishes away if one premises that they have discovered a way to generate linear waves analogous to compressional sound. These can be used to detect length…

Biological Physics · Physics 2016-02-17 R. B. Laughlin

Rhythmic and sequential subdivision of the elongating vertebrate embryonic body axis into morphological somites is controlled by an oscillating multicellular genetic network termed the segmentation clock. This clock operates in the…

Molecular Networks · Quantitative Biology 2009-01-08 Luis G. Morelli , Saul Ares , Leah Herrgen , Christian Schroeter , Frank Julicher , Andrew C. Oates

The lifetimes of the Bbar0 and B- mesons are measured using a sample of about four million hadronic Z decays collected from 1991 to 1995 with the ALEPH detector at LEP. The data sample has been recently reprocessed, achieving a substantial…

High Energy Physics - Experiment · Physics 2012-08-27 ALEPH Collaboration

Every day, millions of people worldwide track their steps, sleep, and activity rhythms with smartwatches and fitness trackers. These continuously collected data streams present a remarkable opportunity to transform routine self-tracking…

Human-Computer Interaction · Computer Science 2025-09-04 Jinjoo Shim , Jacob Hunecke , Elgar Fleisch , Filipe Barata

Small bodies are time-capsules of different eras of solar system history from the most primitive materials within the solar system to evolved pieces of larger bodies. A small body sample return program is an essential component of small…

Instrumentation and Methods for Astrophysics · Physics 2020-07-20 Seth A. Jacobson , Maitrayee Bose , Dennis Bodewits , Marc Fries , Devanshu Jha , Prajkta Mane , Larry Nittler , Scott Sandford , Michelle Thompson

Chronobiological rhythms, such as the circadian rhythm, have long been linked to neurological disorders, but it is currently unknown how pathological processes affect the expression of biological rhythms in the brain. Here, we use the…

A simple mathematical model of the aging process for long-lived organisms is considered. The key point in this model is the assumption that the body does not have internal clocks that count out the chronological time at scales of decades.…

Other Quantitative Biology · Quantitative Biology 2019-12-30 Yu. N. Morokov

Several orders of magnitude typically separate the contour length of eukaryotic chromosomes and the size of the nucleus where they are confined. The ensuing topological constraints can slow down the relaxation dynamics of genomic filaments…

Quantitative Methods · Quantitative Biology 2019-10-22 Angelo Rosa , Marco Di Stefano , Cristian Micheletti

A new, more precise measurement of the $\Lambda$ hyperon lifetime is performed using a large data sample of Pb$-$Pb collisions at $\sqrt{s_{\rm NN}} = 5.02$ TeV with ALICE. The $\Lambda$ and $\overline{\Lambda}$ hyperons are reconstructed…

Nuclear Experiment · Physics 2023-10-06 ALICE Collaboration

Predicting an individual's aging trajectory is a central challenge in preventative medicine and bioinformatics. While machine learning models can predict chronological age from biomarkers, they often fail to capture the dynamic,…

Machine Learning · Computer Science 2025-08-14 Nazira Dunbayeva , Yulong Li , Yutong Xie , Imran Razzak

Data collected with the BABAR detector at the PEP-II asymmetric B Factory at SLAC are used to study the lifetime of the B0 and B+ mesons. The data sample consists of 7.4 fb-1 collected near the Y(4S) resonance. B0 and B+ mesons are fully…

High Energy Physics - Experiment · Physics 2009-10-31 Chih-hsiang Cheng

Motivated by recent research of aging in E. coli, we explore the effects of aging on bacterial fitness. The disposable soma theory of aging was developed to explain how differences in lifespans and aging rates could be linked to life…

Populations and Evolution · Quantitative Biology 2007-05-23 Leah R. Johnson , Marc Mangel

Biomechanical data acquisition in sports demands sub-millisecond synchronization across distributed body-worn sensor nodes. This study evaluates and characterizes the Enhanced ShockBurst (ESB) protocol from Nordic Semiconductor under…

Systems and Control · Electrical Eng. & Systems 2025-09-09 Nico Krull , Lukas Schulthess , Michele Magno , Luca Benini , Christoph Leitner

Many measurements on soft condensed matter (e.g., biological and materials) systems track low-dimensional observables projected from the full system phase space as a function of time. Examples are dynamic structure factors, spectroscopic…

Statistical Mechanics · Physics 2021-02-03 Alessio Lapolla , Jeremy C. Smith , Aljaž Godec

A feature of current membrane systems is the fact that objects and membranes are persistent. However, this is not true in the real world. In fact, cells and intracellular proteins have a well-defined lifetime. Inspired from these biological…

Formal Languages and Automata Theory · Computer Science 2009-10-08 Bogdan Aman , Gabriel Ciobanu

In order to understand the phenomenon of longevity in biological world, the relationship between the potential of longevity and the structural complexity of an organism is analyzed. I. The potential of longevity is the maximum lifespan of…

Tissues and Organs · Quantitative Biology 2018-05-28 Jicun Wang-Michelitsch , Thomas M Michelitsch

Cosmic chronometers may be used to measure the age difference between passively evolving galaxy populations to calculate the Hubble parameter H(z). The age estimator emerges from the relationship between the amplitude of the rest frame…

Cosmology and Nongalactic Astrophysics · Physics 2018-07-04 M. Lopez-Corredoira , A. Vazdekis

The latest measurements of the masses and lifetimes of weakly decaying $B$~hadrons from experiments at $e^+e^-$ and $p\bar{p}$ colliders are presented. These measurements include the lifetimes of the $\bar{B}^0$, $\bar{B}^0_s$, $B^-$, and…

High Energy Physics - Experiment · Physics 2007-05-23 I. Joseph Kroll

[abridged] Aims. We model the number and properties of ultracompact X-ray binaries (UCXBs) in the Galactic Bulge. The objective is to learn about the formation of UCXBs and their evolution, such as the onset of mass transfer and late-time…

Solar and Stellar Astrophysics · Physics 2013-03-27 L. M. van Haaften , G. Nelemans , R. Voss , S. Toonen , S. F. Portegies Zwart , L. R. Yungelson , M. V. van der Sluys
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