33 research outputs found

    Histological characterization of human A431 subcutaneous tumors in nude mice.

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    <p>Subcutaneous tumor (T) (x4) developed at D7 after inoculation of A431 (histological section 5ÎĽm in Hematoxylmin Eosin Safran): Peritumoral edema (O), Dermis (D) B. Keratinized cancer cells (x40).</p

    PpIX accumulation at different depths of the tumor after 3h and 6h of topical m-ALA application.

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    <p>(A) m-ALA induced PpIX formation throughout the depth of tumor, assessed every 500 ÎĽm up to 2 mm. PpIX accumulation in exposed skin and unexposed adjacent skin is also presented for comparison. Insert to the panel A provides PpIX concentration decay in most superficial tumor region (up to 1.5 mm), measured every 250 ÎĽm. (B) PpIX concentration ratio tumor/ adjacent skin at different depth of the tumor after 3h or 6h m-ALA topical application. (ExpS: Exposed skin; UnexpS: Unexposed skin).</p
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