Table 1.

Characteristics of vasculature in tissues

Location	Species	Vessel Characteristics		References
*Brain*	*Human*
Cerebral cortex capillaries		Average branch length	0.060 mm	[17]
		Total network length	461 mm/mm³
		Total vessels	8400/mm³
*Brain*	*Mouse*
Cerebral cortex capillaries		Average branch length	0.045 mm
		Total network length	673 mm/mm³
		Total vessels	17000/mm³
Whole brain		Total network length	400 – 1000 mm/mm³	[18]
Motor cortex capillaries		Average branch length	0.020 – 0.14 mm	[19]
Motor cortex capillaries		Average diameter	0.005 – 0.060 mm
Whole brain capillaries		Total network length	465 mm/mm³
Cortex		Total network length	2090 mm/mm³	[20]
Cortex		Average diameter	0.00213 mm
Hippocampus		Total network length	1690 mm/mm³
Hippocampus		Average diameter	0.00171 mm
Thalamus		Total network length	1770 mm/mm³
Thalamus		Average diameter	0.003090 mm
*Bone*	*Murine*
Metaphysis		Total vessels	279/mm²	[21]
Metaphysis		Average diameter	0.027 mm
Diaphysis		Total vessels	258/mm²
Diaphysis		Average diameter	0.022 mm
Cortical bone		Average branch length	0.1 mm	[22]
Cortical bone		Average diameter	0.012 mm	[22]
*Pancreas*	*Rat*
Exocrine		Total vessels	1050/mm²	[23]
Exocrine		Average diameter	0.0054 mm
Endocrine		Total vessels	1430/mm²
Endocrine		Average diameter	0.0064 mm
*Lung*	*Human*
Pulmonary artery, left lung		Average branch length	0.2 – 10 mm	[24]
Pulmonary artery, left lung		Average diameter	0.02 – 15 mm
Pulmonary vein, right lung		Average branch length	0.12 – 36 mm
Pulmonary vein, right lung		Average diameter	0.018 – 13 mm
Pulmonary artery, whole lung		Average branch length	0.13 – 90.5 mm	[25]
Pulmonary artery, whole lung		Average diameter	0.015 – 30 mm
Pulmonary vein, whole lung		Average branch length	0.13 – 36.7 mm
Pulmonary vein, whole lung		Average diameter	0.013 – 13.9 mm
*Heart*	*Human*
Coronary capillaries		Total vessels	2249/mm²	[26]