The transit of dosage forms through the colon.

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The transit of dosage forms through the colon.
Int J Pharm. 2010 Jun 3;
Authors: Wilson CG
Colonic transit is a subject of great relevance when considering in vivo/in vitro relationships for oral controlled release dosage forms. Our knowledge of colonic motility has first come from the clinic, where measurement of the whole gut transit of […]

The influence of self-absorption on PET and PET/CT shielding requirements.

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The influence of self-absorption on PET and PET/CT shielding requirements.
Med Phys. 2010 Jun;37(6):2999-3007
Authors: Elschot M, de Wit TC, de Jong HW
PURPOSE: The high energy (511 keV) annihilation photons used in positron emission tomography (PET) imaging generally require a substantial amount of lead to protect personnel and the general public from ionizing radiation. A […]

 

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