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Orthogonal Trajectories01:26

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Orthogonal trajectories describe the geometric relationship between two families of curves that intersect each other at right angles. One illustrative case involves a family of parabolas that open sideways along the x-axis. These curves share a common shape but differ by a scaling parameter, resulting in a set of curves that all pass through the origin and widen at different rates.Determining Orthogonal TrajectoriesTo identify the orthogonal trajectories for these parabolas, the first step...
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Studying Cell Rolling Trajectories on Asymmetric Receptor Patterns
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Developmental programming of aging trajectory.

Alexander Vaiserman1, Alexander Koliada1, Oleh Lushchak2

  • 1D.F Chebotarev Institute of Gerontology, NAMS, Kyiv, Ukraine.

Ageing Research Reviews
|July 31, 2018
PubMed
Summary
This summary is machine-generated.

Early-life conditions can shape aging and longevity through epigenetic changes, endocrine axis programming, and immune maturation. These developmental factors influence long-term health trajectories and the aging process.

Keywords:
Age-related pathologyAgingDevelopmental programmingEpigeneticsLongevity

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Area of Science:

  • Developmental biology
  • Gerontology
  • Epigenetics

Background:

  • Accumulating evidence suggests aging and longevity are developmentally programmed.
  • Early-life conditions can establish long-term health trajectories.
  • Mechanisms involve epigenetic regulation, endocrine axes, and immune system development.

Purpose of the Study:

  • To review experimental and epidemiological evidence linking early-life conditions to aging phenotypes.
  • To discuss the underlying mechanisms of developmental programming of aging.

Main Methods:

  • Review of experimental studies.
  • Analysis of epidemiological data.
  • Discussion of molecular and physiological mechanisms.

Main Results:

  • Early-life factors influence epigenetic regulation, growth hormone/insulin-like growth factor axis, hypothalamic-pituitary-adrenal axis, and immune maturation.
  • Telomere biology and intestinal microbiota are implicated in developmental programming of aging.
  • Persistent changes in these systems are associated with later-life health outcomes.

Conclusions:

  • Developmental programming plays a critical role in aging phenotype and longevity.
  • Understanding these early-life influences offers potential targets for interventions to promote healthy aging.