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Related Concept Videos

Cryo-electron Microscopy01:28

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Conventional electron microscopy (EM) involves dehydration, fixation, and staining of biological samples, which distorts the native state of biological molecules and results in several artifacts. Also, the high-energy electron beam damages the sample and makes it difficult to obtain high-resolution images. These issues can be addressed using cryo-EM, which uses frozen samples and gentler electron beams. The technique was developed by Jacques Dubochet, Joachim Frank, and Richard Henderson, for...
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A decreased body temperature can occur in patients with hypothermia and frostbite. Heat loss with extended cold exposure overpowers the body's ability to create heat, resulting in hypothermia. Core temperature readings help classify hypothermia. Mild hypothermia is temperatures between 32 °C (89.6 °F) and 35°C (95 °F) and is caused by impaired thermoregulation. Moderate hypothermia is temperatures between 28 C (82.4 °F) and 32 °C (89.6 °F) caused by...
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The case for cryonics.

Ole Martin Moen

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    Summary
    This summary is machine-generated.

    Cryonics offers a small but possible chance of revival through future medical advancements. Given that burial and cremation are certain death, cryonics presents a rational choice for a chance at life.

    Keywords:
    Care of the Dying PatientDeathDecision-makingEnd-of-lifeEuthanasia

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    Area of Science:

    • Cryobiology
    • Biotechnology
    • Medical Ethics

    Background:

    • Cryonics involves preserving individuals at low temperatures.
    • The practice aims for revival via future medical technology.
    • Cryonics faces public skepticism and scientific debate.

    Purpose of the Study:

    • To assess the technical feasibility of cryonics.
    • To argue for cryonics as a rational choice.
    • To address common objections to cryonics.

    Main Methods:

    • Analysis of current cryobiology and death definitions.
    • Projection of future nanorobotics capabilities.
    • Comparative risk assessment with traditional end-of-life options.

    Main Results:

    • A non-negligible probability of cryonics technical feasibility exists.
    • Cryonics offers a potential alternative to certain death.
    • Future nanorobotics may enable revival and repair.

    Conclusions:

    • Cryonics, while speculative, holds a rational basis.
    • The potential for revival justifies cryonics over irreversible options.
    • Further research in cryobiology and nanotechnology is warranted.