unmyelinated

The researchers found that the fibres, called unmyelinated low-threshold mechanoreceptors

unknown title 2009

These unmyelinated, specialized nerve fibers, called C-tactile fibers, each cover about one square centimeter of skin.

Suzie Heumann: Pleasure Fibers & Touch: Pleasuring Me Pleasures You 2009

In relatively primitive organisms like clams, all nerves are unmyelinated.

Stem cells, Part 1, Introduction and Ethics 2007

Those sensations are coming via unmyelinated nerves, and give you some idea of the level of sensation in an embryo.

Stem cells, Part 1, Introduction and Ethics 2007

In humans, some nerves remain unmyelinated, and those holdovers from early evolutionary time can't be anesthetised.

Stem cells, Part 1, Introduction and Ethics 2007

In relatively primitive organisms like clams, all nerves are unmyelinated.

Stem cells, Part 1, Introduction and Ethics 2007

Those sensations are coming via unmyelinated nerves, and give you some idea of the level of sensation in an embryo.

Stem cells, Part 1, Introduction and Ethics 2007

In humans, some nerves remain unmyelinated, and those holdovers from early evolutionary time can't be anesthetised.

Stem cells, Part 1, Introduction and Ethics 2007

But there is a second slow-conducting nerve network of unmyelinated fibres, called C-tactile (CT), the role of which was unknown.

Boing Boing: July 28, 2002 - August 3, 2002 Archives 2002

These constricted unmyelinated regions are called nodes of Ran-vier (rahn-vee-ay), after the French histologist Louis Antoine

The Human Brain Asimov, Isaac 1963