WE NEED....Blower door testing equipment

[Guest guest]

Hello all....

We are looking to purchase blower door testing

equipment new or used please email information

dschworn@....

Thanks Dan

--- Tony Havics wrote:

> .

>

>

>

> 1. You said there was human data and that

> rats (animals) were not

> sensitive enough to detect neuro effects and that I

> should look at the IOM

> book.

>

>

>

> Where is human data?

>

>

>

> and yes animals are affected (thus detectable, e.g.,

> the testing is

> sensitive enough to detect, albeit at relatively

> high levels).

>

>

>

> 2. But note the doses.

>

>

>

> 3. Then tell me what the exposure (doses)

> are in built environments?

>

>

>

> As in how often are they (mycotoxins) produced, what

> is their prevalence in

> indoor environments, what amount is present on

> surfaces and in air?

>

>

>

> 4. The only good data that I know of is on

> women to DON, in an

> agricultural/occupational exposure scenario over

> years.

>

>

>

> Of course, if you want to learn more, I'll cover

> some of the data in June at

> AIHCE.

>

>

>

> Until, you have some homework to do.

>

>

>

> Tony

>

>

.......................................................................

>

> " Tony " Havics, CHMM, CIH, PE

>

> pH2, LLC

>

> 5250 E US 36, Suite 830

>

> Avon, IN 46123

>

> off

>

> fax

>

> cell

>

>

>

> 90% of Risk Management is knowing where to place the

> decimal point...any

> consultant can give you the other 10%(SM)

>

>

>

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> _____

>

> From: iequality

> [mailto:iequality ] On Behalf

> Of gary rosen

> Sent: Wednesday, March 14, 2007 7:27 PM

> To: iequality

> Subject: Except on Mold Neurotoxins from

> Damp Indoor Spaces by

> Institute of Medicine

>

>

>

> The following regarding the neurotoxicity of Pen/Asp

> are excerpted from

>

> the book Damp Indoor Spaces, published by The

> National Academy of

>

> Sciences, Institute of Medicine 2004 p 160- 162.

>

>

>

> Neurotoxic mycotoxins tend to fall into three

> general classes:

>

> tremorgenic toxins, paralytic toxins, and toxins

> that interfere

>

> with neurotransmitters or receptors either centrally

> or at the target

>

> organ. Many of the toxins are very potent and have

> immediate

>

> effects on animals exposed to a single dose by

> various routes.

>

>

>

> Tremor

>

> Tremorgenic toxins are produced predominantly by

> Aspergillus

>

> and Penicillium species (Ciegler et al., 1976; Land

> et al., 1994).

>

> The penitrem type of mycotoxins produces a

> neurotoxic syndrome

>

> in animals that involves sustained tremors, limb

> weakness,

>

> ataxia, and convulsions (Steyn and Vleggaar, 1985).

> Tremorgenic

>

> toxins generally initiate measurable effects in

> experimental

>

> animals within minutes of exposure.

>

>

>

> Paralysis

>

> Penicillium species also produce neurotoxins that

> induce paralysis,

>

> such as Citreoviridin (produced by P. citreo-viride

> and A. terreus)

>

> and verrucosidin (produced by P. verruculosum var.

> cyclopium).

>

> (Franck and Gehrken, 1980; Hodge et al., 1988; Ueno

> and

>

> Ueno, 1972).

>

>

>

> Those toxins produce a progressive, ascending

> paralysis and are

>

> thought to act at the level of the interneurons and

> motor neurons

>

> of the spinal cord and motor nerve cells of the

> medulla (Ueno,

>

> 1984b). A typical pattern of poisoning begins with

> paralysis of

>

> the hind legs, which is followed by a drop in body

> temperature

>

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