If the most modern ideas as to the cause of diapedesis being blood pressure are correct, it is quite incomprehensible how it can take place in the absence of blood pressure, and take place so extensively.
"On Snake-Poison: its Action and its Antidote"
A. Mueller
The theory of blood pressure may apply to diapedesis accompanying the inflammatory process.
"On Snake-Poison: its Action and its Antidote"
A. Mueller
diapedesis is now supposed to be the result of blood pressure, but it occurs in snakebite, where blood pressure is at zero.
"On Snake-Poison: its Action and its Antidote"
A. Mueller