Tuesday, March 1, 2011

ld50 dose response curve

This is the general form of a dose response curve: low mortality at low

This is the general form of a dose response curve: low mortality at low

Other levels of response can be used such as LD10 and LD90 (i.e. the 10% and

Other levels of response can be used such as LD10 and LD90 (i.e. the 10% and

Figure 2 Dose-response curve.

Figure 2 Dose-response curve.

 then the dose-response curve is flatter, like Figure 2B.

then the dose-response curve is flatter, like Figure 2B.

Fig 4: Survival dose-response curve for determination of LD50/30 (Survival

Fig 4: Survival dose-response curve for determination of LD50/30 (Survival

The dose response curves for this particular isolate of S. iniae clearly

The dose response curves for this particular isolate of S. iniae clearly

threshold dose: rather than a linear response

threshold dose: rather than a linear response

Diagram illustrating dose response curve for Chemical A (32 Kb JPEG)

Diagram illustrating dose response curve for Chemical A (32 Kb JPEG)

Dose-response curves for three toxic chemicals. Test animals were white rats

Dose-response curves for three toxic chemicals. Test animals were white rats

Figure 1: Dose Response curve for Neutralization of Lethality by a)

Figure 1: Dose Response curve for Neutralization of Lethality by a)

illustration of 'dose-response' curves

illustration of 'dose-response' curves

Dose Response Curve. individual susceptibility: response to a given dose

Dose Response Curve. individual susceptibility: response to a given dose

Listeria monocytogenes Dose-Response with Single Strain Virulence Derived

Listeria monocytogenes Dose-Response with Single Strain Virulence Derived

Figure above of the types of dose-response curves.

Figure above of the types of dose-response curves.

 median lethal dose (LD50), and therapeutic index. These curves were

median lethal dose (LD50), and therapeutic index. These curves were

 to characterize the uncertainty in the shape of the dose-response curve.

to characterize the uncertainty in the shape of the dose-response curve.

A dose/response curve for a hypothetical carcinogen looks like this:

A dose/response curve for a hypothetical carcinogen looks like this:

The Inverted-U Dose-Response Curve

The Inverted-U Dose-Response Curve

Dose response curves can be used to assess from a graphical depiction the

Dose response curves can be used to assess from a graphical depiction the

Dose-Response Curve

Dose-Response Curve

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