Not all glial cells develop from glioblasts, with microglia developing from the mesoderm instead. See https://github.com/obophenotype/cell-ontology/issues/1571

neuroglia

Neuroglial cell

• glial cell development

• glial cell differentiation

• glial cell activation

• neuron-glial cell signaling

• glial cell migration

• neural tissue

• septum pellucidum
• roof plate
• floor plate
• glial blood brain barrier

• glial cell proliferation

• glial cell apoptotic process

• gliogenesis

• ensheathment of neurons

• glial cell-neuron signaling

• glial cell growth

• glial cell projection
• myelin sheath