Fig. 1.
![Fig. 1. (A through C) Morphology of t-CD40L–stimulated CLL (CD40-CLL) cells after 3 days of culture. (A and B) Typical cluster formation of CD40-CLL cells that surround the CD40L-transfected NIH 3T3 fibroblasts (original magnifications: [A] × 100; [B] × 650). (C) CD40-CLL cells stained by May-Grünwald-Giemsa (original magnification × 650).](https://ash.silverchair-cdn.com/ash/content_public/journal/blood/93/6/10.1182_blood.v93.6.1992.406k23_1992_2002/5/blod406buh01z.jpeg?Expires=1724239252&Signature=VG7K7ZM1Q3KPdQGwW15bUmERiCdfwweL8pg8wY1Xb~xwR9Bzy7ikAZdwVje2Y8qfrfaJGL~nCs8QFGvD-aA7J7wvWDRCsrqgmeAHNB06k6SyZkqxakEZaIKNiY6cSFo715x8xTywxCyxRM20-U~C1QHB4ufDZZyEBDSyRK3U4CCtljVPXXV3U1xmoji0KvI2ppb7mFCQYZ1GCMJQwr5A9ILx-UCw-AjHtCMS0TJMZ2Cm2ytagOYdPa5W~P1HoZYARKXVwGY5e9d9DfnzGNU0FGJ~g-JB~zjnB9RTTZoT~u5UMQw3KxUNqAZPKI1ymTTO1DwlmZpj3EjL2EC52StOeg__&Key-Pair-Id=APKAIE5G5CRDK6RD3PGA)
(A through C) Morphology of t-CD40L–stimulated CLL (CD40-CLL) cells after 3 days of culture. (A and B) Typical cluster formation of CD40-CLL cells that surround the CD40L-transfected NIH 3T3 fibroblasts (original magnifications: [A] × 100; [B] × 650). (C) CD40-CLL cells stained by May-Grünwald-Giemsa (original magnification × 650).
