Category Archives: Cryobiology

Semantics and Cryonics Propaganda

By Mike Darwin One of the things I hear from time to time is the assertion by some cryonicists that recent advances in mammalian brain vitrification technology have resulted in the brains of cryonics patients being “alive.” While the error … Continue reading

Posted in Cryobiology, Cryonics Philosophy, Culture & Propaganda | 4 Comments

i Birth of a NeoInsurgent Cryonicst

By CryoX Illustrations by Mike Darwin This is a work of fiction  {or is it?} We Froze the First Fly. Great title. I could have written it. I should have written it. I’m an insect endocrinologist. This futon in the … Continue reading

Posted in Cryobiology, Cryonics History, Cryonics Philosophy, Culturomics, Philosophy | Tagged , , , , , , , , , , , , , , , , , , , , | 3 Comments

THE EFFECTS OF CRYOPRESERVATION ON THE CAT, Part 3

IV. EFFECTS OF CRYOPRESERVATION ON THE HISTOLOGY OF SELECTED TISSUES (Left Ventricle and Cerebral Cortex) Left Ventricle Figure 43: The myofibrils of each cardiac muscle cell are branched and contain a single nucleus. The branches interlock with those of adjacent … Continue reading

Posted in Cryobiology, Cryonics History, Cryonics Technology (General), Ischemia-Reperfusion Injury | Tagged , , , , , , , , , , , , , , , , , | Leave a comment

THE EFFECTS OF CRYOPRESERVATION ON THE CAT, Part 2

IV. EFFECTS OF CRYOPRESERVATION ON THE HISTOLOGY OF SELECTED TISSUES (Liver and Kidneys) Histology was evaluated in two animals each from the FIG and FIGP groups, and in one control animal.  Only brain histology was evaluated in the straight-frozen control … Continue reading

Posted in Cryobiology, Cryonics History, Cryonics Technology (General), Ischemia-Reperfusion Injury | Tagged , , , , , , , , , , , , , , , , | 5 Comments

THE EFFECTS OF CRYOPRESERVATION ON THE CAT, Part 1

by Michael Darwin, Jerry Leaf, Hugh L. Hixon I.    Introduction                                   II.   Materials and Methods III   Effects of Glycerolization IV.  Gross Effects of Cooling to and Rewarming From -196°C I. INTRODUCTION The  immediate  goal  of human cryopreservation  is  to  use  current … Continue reading

Posted in Cryobiology, Cryonics History, Cryonics Technology (General), Ischemia-Reperfusion Injury, Perfusion, Uncategorized | Tagged , , , , , , , , , , , , , , , , , , , | 2 Comments

Science Fiction, Double Feature…

By Mike Darwin I used to love science fiction. The trouble is that it simply became too believable to be any fun anymore. Space travel? Sure, everybody knows that’s possible, and thanks to Industrial Light & Magic, we all know … Continue reading

Posted in Cryobiology, Cryonics Philosophy, Cryonics Technology (General), Culture & Propaganda, Perfusion, Philosophy | 1 Comment

The Armories of the Latter Day Laputas, Part 8

Figure 1: Enkidu, Alcor/Cryovita canine total body washout (TBW) # 2. At top, Enkidu lies chilled to ~5○C, his blood replaced with a specially designed preservative solution (perfusate), near the end of his 4-hours of cold, bloodless perfusion. The perfusate … Continue reading

Posted in Cryobiology, Cryonics Biography, Cryonics History, Cryonics Philosophy, Cryonics Technology (General), Culture & Propaganda | 3 Comments

In Camera Historia: Audrey U. Smith, (1915–1981)

Audrey U. Smith, circa 1960s Audrey U. Smith (1915–1981), the mother of Cryobiology, was born in India on 21 May 1915. She was educated King’s College, London (first-class B.Sc., 1935); Bedford College for Women (first-class B.Sc. in physiology, 1936); registered … Continue reading

Posted in Cryobiology | 1 Comment

Does Personal Identity Survive Cryopreservation?

By Mike Darwin Introduction Someone who wants to understand the critical technical, social, political or personal issues involved in cryonics may well turn to any of several FAQ’s (Frequently Asked Questions) sites hosted by the various cryonics organizations.[1],[2],[3] As someone … Continue reading

Posted in Cryobiology, Cryonics Philosophy, Cryonics Technology (General), Ischemia-Reperfusion Injury | 16 Comments