PIPages
Labs

Chen Yuan Kam

University of California-Los Angeles, CA·Biology·Early-career

Blood vessels in the skin deliver oxygen and nutrients and help control body temperature. Much is known about how these vessels go wrong in skin disease.

Fields

Biology

Physiology

Biomedical Engineering

Topics

vascular remodeling

blood vessels

skin vasculature

Grants
1 known grant, through Aug 2028

What they work on

  1. Track endothelial cell behaviors, such as migration within existing vessels, that prune and shape the skin vascular network in newborn mice, using longitudinal intravital imaging.
  2. Probe how adult skin vessels maintain their integrity by inflicting small, targeted laser ablation injuries on the vessel lining and following endothelial repair in live mice.
  3. Compare wound revascularization in newborn and adult mouse skin to identify the remodeling properties behind faster newborn repair, using live imaging and transcriptomics.
  4. Test how flow-guided endothelial cell rearrangement affects adult wound revascularization, using a genetic mutant mouse whose endothelial cells cannot orient to blood flow direction.

More about the research

Far less is known about how a healthy vessel network takes shape, maintains itself for a lifetime and repairs damage. A key open question is how the individual cells lining vessels coordinate their behavior across the whole network as blood flow changes.

Why it matters

This is largely basic science about how skin blood vessels develop, maintain themselves and heal. Because vessels are essential in every organ, the cellular rules it uncovers could inform work on vascular repair and wound healing elsewhere. Knowing why newborn skin re-grows vessels into wounds better than adult skin could eventually guide efforts to improve wound revascularization.

Known grants

From NIH and NSF research grants. Labs often have other funding we can't see.

Investigating the principles of physiological and pathological vascular remodeling via 4D imaging of live mouse skin

NIH · Aug 2023 – Aug 2028

Closest labs

Merline Benny

University of Miami, FL·Medicine & Clinical Research

Test whether genetic deletion or drug inhibition of gasdermin D (GSDMD) protects newborn mice exposed to excess oxygen from vascular and cardiac dysfunction, measured in both newborn and adult mice.

Ibolya Rutkai-Green

Tulane University of Louisiana, LA·Physiology

Test whether reduced brain blood flow (hypoperfusion), produced in mice by narrowing both carotid arteries (BCAS), worsens age-related leakiness of the blood-brain barrier, using in vivo two-photon microscopy in young and old mice of both sexes.

Naoki Kaneko

University of California-Los Angeles, CA·Biomedical Engineering

Determine which endothelial cell (vessel-lining cell) signaling pathways are associated with unstable wall remodeling in human intracranial aneurysms, using tissue imaged by micro-CT and multiphoton microscopy.

The school

University of California-Los Angeles: 84 labs on PI Pages, $1.9B a year on research, 803 research doctorates a year.

More about University of California-Los Angeles

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