Tag Archives: primary cell wall

Is the Shroud of Turin really just 18 years short of its 2000th birthday? SEE THIS BLOG FOR A DAILY ACERBIC OVERVIEW OF CURRENT WRANGLING (currently 2015, now Week 35)

Topic 8: This one is about the subtelty of the image formed on linen using my latest flour-imprinting technique, i.e. dry flour onto wet linen, followed by brief oven roasting to bring up the orange-brown image, followed by washing with … Continue reading

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Why is the Shroud image so superficial? More on the ongoing battle between science and pseudoscience.

Let’s start with a quick botany lesson (apologies to those who already know what I’m about to say). On the right is a  3D model I’ve made of the typical young plant cell, before it has acquired a secondary cell … Continue reading

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Why are Shroud image fibres mechanically weaker than non-image bearing fibres? Pyrolysis of core hemicelluloses?

At the same time as composing a (serious) critique of the Rogers’ so-called “vanillin” clock (a misnomer if ever there was, as I shall be explaining shortly), I’ve been fielding objections on shroudstory.com to the scorch hypothesis. Serendipitously, I came … Continue reading

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Response to a confontational question on shroudstory.com from “anonymous” re modelling of the Shroud image.

From:  “Anonymous” January 27, 2014 at 11:42 am | #19 “Question for Colin Berry: How in the world the same exact source of heat (with pretty much the same intensity) could only color the first fiber at the top surface … Continue reading

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Why is the Shroud image so superficial, half-tone and striated? Is it on raised ribs of primary cell wall hemicellulose?

I posted this comment earlier today to an older  (September 1) thread on Dan Porter’s shroudstory.com site which appeared under the title: Paper Chase: An Alternate Hypothesis for the Image Color. It begins by quoting Porter (bold italics) who in turn … Continue reading

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Raymond N. Rogers, RIP. STURP’s out-of-control chemist, deficient in a knowledge of plant cell anatomy.

See labels for location of primary and secondary plant cell walls – the first being the more superficial.   Here’s a comment I have just posted to Dan Porter’s shroudstory.com site: October 19, 2013 at 6:32 am | #1 Reply … Continue reading

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Time maybe to re-think the received wisdom about the entire Shroud image being “highly superficial”?

Stop press: this posting of mine, probably the last for a while, possibly the VERY LAST, unless or until the Shroudosphere sees a major significant new development,  has been described on The Other Site as a  “better posting, perhaps his … Continue reading

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