Periarteriolar lymphoid sheaths

Periarteriolar lymphoid sheaths Definition

Also referred to as PALS or Periarterial lymphatic sheaths, these are a section of the white splenic pulp.

Periarteriolar lymphoid sheaths Anatomy

These are mainly constituted by T cells, which are exhibited by myeloid dendritic cells with blood-borne antigens.

Periarteriolar lymphoid sheaths Location

These are found to surround the arteries.

Periarteriolar lymphoid sheaths Picture

Check out these images to know these sheaths appear to view.

Picture 1 –  Periarteriolar lymphoid sheath

Picture 2 – Periarteriolar lymphoid sheath Image

References:

http://en.wikipedia.org/wiki/Periarteriolar_lymphoid_sheaths

http://www.medilexicon.com/medicaldictionary.php?t=81445

http://medical-dictionary.thefreedictionary.com/periarteriolar+lymphoid+sheath