Rifampicin as cytotoxic agent for cholangiocarcinoma: preliminary report of seven cases Avni SaliTrevor McQuillanGabriel Kune Rapid Communication Pages: 503 - 504
Rapid detection of proliferating potential in human brain tumors by nucleolar organizer region staining on squash preparations Akira HaraNoboru SakaiHideki Mori Original Papers Pages: 510 - 514
Development of serum-free media for the growth of human gastrointestinal adenocarcinoma xenografts as primary tissue cultures Karimullah A. Zirvi Original Papers Pages: 515 - 518
A human leukemia cell line made resistant to two folate analogues, trimetrexate andN 10-propargyl-5,8-dideazafolic acid (CB3717) Yuzuru TakemuraTakao OhnumaSusumu Sekiguchi Original Papers Pages: 519 - 525
Pineal melatonin inhibition of tumor promotion in theN-nitroso-N-methylurea model of mammary carcinogenesis: potential involvement of antiestrogenic mechanisms in vivo David E. BlaskDiane B. PelletierMark E. Wise Original Papers Pages: 526 - 532
Tumorigenicity, invasion, and metastasis of human gastric cancer in nude mice Sonshin TakaoHisaaki ShimazuTakashi Aikou Original Papers Pages: 533 - 538
Karyotypic change from heteroploidy to near diploidy associated with development of cisplatin resistance in a rat ovarian tumour cell line G. ChenK. -J. HutterW. J. Zeller Original Papers Pages: 539 - 542
Influence of recombinant tumour necrosis factor a on blood flow and antibody localisation in human tumour xenografts in nude mice M. V. PimmS. J. GribbenT. M. Morris Original Papers Pages: 543 - 548
Inhibition ofO 6-alkylguanine-DNA alkyltransferase and DNase I activities in vitro by some alkylating substances and antineoplastic agents A. LinkK. Tempel Original Papers Pages: 549 - 555
Prostatic atrophy in dogs after intravenous administration of a ureido-ethylimidazoline derivative (CGP15′720A) Peter M. KanterGary A. BullardZlatko P. Pavelic Original Papers Pages: 556 - 560
Killing of burkitt-lymphoma-derived daudi cells by ultraviolet-inactivated vaccinia virus Leora Grunwald-BeardHaim GamlielZichria Zakay-Rones Original Papers Pages: 561 - 567
Effects of an androgenic derivative on pre-established mammary tumours chemically induced in the rat E. EscrichT. RibaltaS. Saez Original Papers Pages: 575 - 582
Proliferation-associated nuclear antigen p105 as a marker for metastasis of human gastric cancer Shigekazu OhyamaYutaka YonemuraTakuma Sasaki Original Papers Pages: 583 - 586
Production of interleukin-1β and tumour necrosis factor-α in patients with benign or malignant ovarian tumours Juha PunnonenPentti K. HeinonenReijo Punnonen Original Papers Pages: 587 - 592
Oestrogen-regulated 24-kDa protein — a marker for breast carcinoma in benign breast tissue S. P. CourtneySusan WilliamsR. E. Mansel Original Papers Pages: 593 - 596
Effects of radiation fractionation on four squamous cell carcinoma lines with dissimilar inherent radiation sensitivity K. Pekkola-HeinoJ. KulmalaR. Grenman Original Papers Pages: 597 - 602
Genomic alterations of the c-myc protooncogene in relation to the overexpression of c-erbB2 and Ki-67 in human breast and cervix carcinomas P. MünzelD. MarxK. W. Bock Original Papers Pages: 603 - 607
Histological and immunohistochemical findings of prostatic carcinoma after external or interstitial radiotherapy Burkhard HelpapVolker Koch Original Papers Pages: 608 - 614
The role of insulin-related substance in Hodgkin's disease T. ČabrijanS. LevanatK. Pavelić Original Papers Pages: 615 - 619
Increased proteinase expression during tumor progression of cell lines down-modulated for TIMP levels: a new transformation paradigm? Rama KhokhaPaul WaterhouseDavid T. Denhardt Erratum Pages: 620 - 620
Supplement II: Abstracts of the international symposium on Skin Carcinogenesis in man and in experimental models. Heidelberg, 29–31 October 1991 (pp S61–S88) J. C. BarrettC. A. AfshariA. Faissner Abstract Pages: S61 - S83