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Hiroyuki Tsuda

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Katsumi Fukamachi; Mitsuru Futakuchi; Yuto Sakai; Hajime Tanaka; Hiroyuki Tsuda; David B Alexander; Masumi Suzui
A novel reporter rat strain that expresses LacZ upon Cre-mediated recombination.
Jiegou Xu; Kazuyoshi Yanagihara; David B Alexander; Katsumi Fukamachi; Mitsuru Futakuchi; Akihiko Hirose; Jun Kanno; Dai Nakae; Akio Ogata; Toyonori Omori; Yoshimitsu Sakamoto; Hideo Shimizu; Masumi Suzui; Hiroyuki Tsuda
Multi-walled carbon nanotubes translocate into the pleural cavity and induce visceral mesothelial proliferation in rats.
David B Alexander; Masaaki Iigo; Masumi Suzui; Koji Yamauchi; Hiroyuki Tsuda
Lactoferrin: an alternative view of its role in human biological fluids.

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2013: Katsumi Fukamachi; Mitsuru Futakuchi; Yuto Sakai; Hajime Tanaka; Hiroyuki Tsuda; David B Alexander; Masumi Suzui
A novel reporter rat strain that expresses LacZ upon Cre-mediated recombination.
Genesis (New York, N.Y. : 2000) 2013;51(4):268-74.
2012: Jiegou Xu; Kazuyoshi Yanagihara; David B Alexander; Katsumi Fukamachi; Mitsuru Futakuchi; Akihiko Hirose; Jun Kanno; Dai Nakae; Akio Ogata; Toyonori Omori; Yoshimitsu Sakamoto; Hideo Shimizu; Masumi Suzui; Hiroyuki Tsuda
Multi-walled carbon nanotubes translocate into the pleural cavity and induce visceral mesothelial proliferation in rats.
Cancer science 2012;103(12):2045-50.
2012: David B Alexander; Masaaki Iigo; Masumi Suzui; Koji Yamauchi; Hiroyuki Tsuda
Lactoferrin: an alternative view of its role in human biological fluids.
Biochemistry and cell biology = Biochimie et biologie cellulaire 2012;90(3):279-306.
2012: Yoko Sagawa; Yuto Sakai; Masumi Suzui; Hiroyuki Tsuda; Jiegou Xu; Katsumi Fukamachi; Mitsuru Futakuchi; Yoshiaki Ikarashi; Tetsuji Nishimura; Akimichi Morita
Lack of promoting effect of titanium dioxide particles on chemically-induced skin carcinogenesis in rats and mice.
The Journal of toxicological sciences 2012;37(2):317-27.
2011: Jiegou Xu; Yoko Sagawa; Mitsuru Futakuchi; Katsumi Fukamachi; David B Alexander; Fumio Furukawa; Yoshiaki Ikarashi; Tadashi Uchino; Tetsuji Nishimura; Akimichi Morita; Masumi Suzui; Hiroyuki Tsuda
Lack of promoting effect of titanium dioxide particles on ultraviolet B-initiated skin carcinogenesis in rats.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association 2011;49(6):1298-302.
2010: Hiroyuki Tsuda; Takahiro Kozu; Gen Iinuma; Yasuo Ohashi; Yutaka Saito; Daizo Saito; Takayuki Akasu; David B Alexander; Mitsuru Futakuchi; Katsumi Fukamachi; Jiegou Xu; Tadao Kakizoe; Masaaki Iigo
Cancer prevention by bovine lactoferrin: from animal studies to human trial.
Biometals : an international journal on the role of metal ions in biology, biochemistry, and medicine 2010;23(3):399-409.
2010: Hajime Tanaka; Katsumi Fukamachi; Mitsuru Futakuchi; David B Alexander; Ne Long; Shojiro Tamamushi; Kohtaro Minami; Susumu Seino; Hirotaka Ohara; Takashi Joh; Hiroyuki Tsuda
Mature acinar cells are refractory to carcinoma development by targeted activation of Ras oncogene in adult rats.
Cancer science 2010;101(2):341-6.
2010: Hiroyuki Tsuda
Risk assessment studies of nanomaterials in Japan and other countries.
Asian Pacific journal of cancer prevention : APJCP 2010;11(1):13-4.
2010: Hiroyuki Tsuda; Mitsuru Futakuchi; Katsumi Fukamachi; Tomoyuki Shirai; Katsumi Imaida; Shoji Fukushima; Masae Tatematsu; Fumio Furukawa; Seiko Tamano; Nobuyuki Ito
A medium-term, rapid rat bioassay model for the detection of carcinogenic potential of chemicals.
Toxicologic pathology 2010;38(1):182-7.
2009: Katsumi Fukamachi; Hajime Tanaka; Yoshiaki Hagiwara; Hirotaka Ohara; Takashi Joh; Masaaki Iigo; David B Alexander; Jiegou Xu; Ne Long; Misato Takigahira; Kazuyoshi Yanagihara; Okio Hino; Izumu Saito; Hiroyuki Tsuda
An animal model of preclinical diagnosis of pancreatic ductal adenocarcinomas.
Biochemical and biophysical research communications 2009;390(3):636-41.
2009: Takahiro Kozu; Gen Iinuma; Yasuo Ohashi; Yutaka Saito; Takayuki Akasu; Daizo Saito; David B Alexander; Masaaki Iigo; Tadao Kakizoe; Hiroyuki Tsuda
Effect of orally administered bovine lactoferrin on the growth of adenomatous colorectal polyps in a randomized, placebo-controlled clinical trial.
Cancer prevention research (Philadelphia, Pa.) 2009;2(11):975-83.
2009: Hiroyuki Tsuda; Jiegou Xu; Yuta Sakai; Mitsuru Futakuchi; Katsumi Fukamachi
Toxicology of engineered nanomaterials - a review of carcinogenic potential.
Asian Pacific journal of cancer prevention : APJCP 2009;10(6):975-80.
2009: Ne Long; Stephan Hardiville; Annick Pierce; Katsume Fukamachi; Mitsuru Futakuchi; David B Alexander; Tomoyuki Shirai; Hiroyuki Tsuda
Construction of a multi-functional helper-dependent adenovirus based system for cancer gene therapy.
Asian Pacific journal of cancer prevention : APJCP 2009;10(5):939-60.
2008: Hiroyuki Tsuda; Hiroshi Tokunaga; Akihiko Hirose; Jun Kanno
[Hazard identification of nanomaterials].
Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan 2008;128(12):1727-32.
2008: Yoshiaki Isobe; Katsumi Fukamachi; Hideki Hida; Hiroyuki Tsuda; Hitoo Nishino
Diethylnitrosamine-induced hepatic lesions are greater in rats maintained under a light-dark cycle than under constant light, related to the locomotor activity rhythm.
Asian Pacific journal of cancer prevention : APJCP 2008;9(4):619-24.
2008: Katsumi Fukamachi; Takafumi Imada; Yutaka Ohshima; Jiegou Xu; Hiroyuki Tsuda
Purple corn color suppresses Ras protein level and inhibits 7,12-dimethylbenz[a]anthracene-induced mammary carcinogenesis in the rat.
Cancer science 2008;99(9):1841-6.
2007: Aya Naiki-Ito; Makoto Asamoto; Naomi Hokaiwado; Satoru Takahashi; Hiroko Yamashita; Hiroyuki Tsuda; Kumiko Ogawa; Tomoyuki Shirai
Gpx2 is an overexpressed gene in rat breast cancers induced by three different chemical carcinogens.
Cancer research 2007;67(23):11353-8.
2007: Hiroyuki Tsuda; Masaaki Iigo; Nobuo Takasuka; Shinobu Ueda; Yutaka Ohshima; Katsumi Fukamachi; Tomoyuki Shirai; Sachiko Hirano; Eiji Matsuda; Keiji Wakabayashi
Possible enhancing activity of diacylglycerol on 4-nitroquinoline 1-oxide induced carcinogenesis of the tongue in human c-Ha-ras proto-oncogene transgenic rats.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association 2007;45(6):1013-9.
2006: Shinobu Ueda; Katsumi Fukamachi; Yoichiro Matsuoka; Nobuo Takasuka; Fumitaka Takeshita; Akihiro Naito; Masaaki Iigo; David B Alexander; Malcolm Moore; Izumu Saito; Takahiro Ochiya; Hiroyuki Tsuda
Ductal origin of pancreatic adenocarcinomas induced by conditional activation of a human Ha-ras oncogene in rat pancreas.
Carcinogenesis 2006;27(12):2497-510.
2005: Hiroyuki Tsuda; Katsumi Fukamachi; Yutaka Ohshima; Shinobu Ueda; Yoichiro Matsuoka; Tetsuya Hamaguchi; Takamasa Ohnishi; Nobuo Takasuka; Akihiro Naito
High susceptibility of human c-Ha-ras proto-oncogene transgenic rats to carcinogenesis: a cancer-prone animal model.
Cancer science 2005;96(6):309-16.
2004: Ken-ichi Fujita; Eiji Matsuda; Kazunori Sekine; Masaaki Iigo; Hiroyuki Tsuda
Lactoferrin enhances Fas expression and apoptosis in the colon mucosa of azoxymethane-treated rats.
Carcinogenesis 2004;25(10):1961-6.
2004: Ken-ichi Fujita; Eiji Matsuda; Kazunori Sekine; Masaaki Iigo; Hiroyuki Tsuda
Lactoferrin modifies apoptosis-related gene expression in the colon of the azoxymethane-treated rat.
Cancer letters 2004;213(1):21-9.
2004: Hiroyuki Tsuda; Yutaka Ohshima; Hiroshi Nomoto; Ken-ichi Fujita; Eiji Matsuda; Masaaki Iigo; Nobuo Takasuka; Malcolm Moore
Cancer prevention by natural compounds.
Drug metabolism and pharmacokinetics 2004;19(4):245-63.
2004: Katsumi Fukamachi; Beom Seok Han; Chuel Kyu Kim; Nobuo Takasuka; Yoichiro Matsuoka; Eiji Matsuda; Tomomi Yamasaki; Hiroyuki Tsuda
Possible enhancing effects of atrazine and nonylphenol on 7,12-dimethylbenz[a]anthracene-induced mammary tumor development in human c-Ha-ras proto-oncogene transgenic rats.
Cancer science 2004;95(5):404-10.
2004: Akihiro Naito; Akane Suzuki; Shinobu Ueda; Hiroshi Nomoto; Hiroyasu Toriyama-Baba; Makoto Asamoto; Hiroyuki Tsuda
Preferential mammary carcinogenic effects of 2-amino-1-methyl-6-phenylimidazo[4,5-b]pyridine (PhIP) in human c-Ha-ras proto-oncogene transgenic rats.
Cancer science 2004;95(5):399-403.
2004: Cheol-Beom Park; Katsumi Fukamachi; Nobuo Takasuka; Beom Seok Han; Chuel Kyu Kim; Tetsuya Hamaguchi; Ken-ichi Fujita; Shinobu Ueda; Hiroyuki Tsuda
Rapid induction of skin and mammary tumors in human c-Ha-ras proto-oncogene transgenic rats by treatment with 7,12-dimethylbenz[a]anthracene followed by 12-O-tetradecanoylphorbol 13-acetate.
Cancer science 2004;95(3):205-10.
2004: Masaaki Iigo; Mariko Shimamura; Eiji Matsuda; Ken-ichi Fujita; Hiroshi Nomoto; Jun Satoh; Syuji Kojima; David B Alexander; Malcolm Moore; Hiroyuki Tsuda
Orally administered bovine lactoferrin induces caspase-1 and interleukin-18 in the mouse intestinal mucosa: a possible explanation for inhibition of carcinogenesis and metastasis.
Cytokine 2004;25(1):36-44.
2004: Hiroshi Nomoto; Masaaki Iigo; Hiroki Hamada; Shuji Kojima; Hiroyuki Tsuda
Chemoprevention of colorectal cancer by grape seed proanthocyanidin is accompanied by a decrease in proliferation and increase in apoptosis.
Nutrition and cancer 2004;49(1):81-8.
2004: Tetsuya Hamaguchi; Yoichiro Matsuoka; Hiroaki Kawaguchi; Katsumi Fukamachi; Nobuo Takasuka; Shinobu Ueda; Kimiko Shimizu; Misao Ohki; Masato Kusunoki; Teruyo Sakakura; Hiroki Yoshida; Hiroyuki Tsuda
Terminal endbuds and acini as the respective major targets for chemical and sporadic carcinogenesis in the mammary glands of human c-Ha-ras protooncogene transgenic rats.
Breast cancer research and treatment 2004;83(1):43-56.
2003: Naomi Hokaiwado; Makoto Asamoto; Young-Man Cho; Hiroyuki Tsuda; Tomoyuki Shirai
Lack of effect of human c-Ha-ras proto-oncogene overexpression on prostate carcinogenesis in probasin/SV40 T antigen transgenic rats.
Cancer science 2003;94(12):1042-5.
2003: Yoichiro Matsuoka; Katsumi Fukamachi; Tetsuya Hamaguchi; Hiroyasu Toriyama-Baba; Hiroaki Kawaguchi; Masato Kusunoki; Hiroki Yoshida; Hiroyuki Tsuda
Rapid emergence of mammary preneoplastic and malignant lesions in human c-Ha-ras proto-oncogene transgenic rats: possible application for screening of chemopreventive agents.
Toxicologic pathology 2003;31(6):632-7.
2003: Hiroyuki Tsuda; Akihiro Naito; Chuel Kyu Kim; Katsumi Fukamachi; Hiroshi Nomoto; Malcolm Moore
Carcinogenesis and its modification by environmental endocrine disruptors: in vivo experimental and epidemiological findings.
Japanese journal of clinical oncology 2003;33(6):259-70.
2003: Hiroyuki Tsuda; Shoji Fukushima; Hideki Wanibuchi; Keiichirou Morimura; Dai Nakae; Katsumi Imaida; Masae Tatematsu; Masao Hirose; Keiji Wakabayashi; Malcolm Moore
Value of GST-P positive preneoplastic hepatic foci in dose-response studies of hepatocarcinogenesis: evidence for practical thresholds with both genotoxic and nongenotoxic carcinogens. A review of recent work.
Toxicologic pathology 2003;31(1):80-6.
2002: Makoto Asamoto; Hiroyasu Toriyama-Baba; Takamasa Ohnishi; Akihiro Naito; Tomonori Ota; Akira Ando; Takahiro Ochiya; Hiroyuki Tsuda
Transgenic rats carrying human c-Ha-ras proto-oncogene are highly susceptible to N-nitrosomethylbenzylamine induction of esophageal tumorigenesis.
Japanese journal of cancer research : Gann 2002;93(7):744-51.
2002: Beom Seok Han; Katsumi Fukamachi; Nobuo Takasuka; Takamasa Ohnishi; Mitsuaki Maeda; Tomomi Yamasaki; Hiroyuki Tsuda
Inhibitory effects of 17beta-estradiol and 4-n-octylphenol on 7,12-dimethylbenz[a]anthracene-induced mammary tumor development in human c-Ha-ras proto-oncogene transgenic rats.
Carcinogenesis 2002;23(7):1209-15.
2002: Ken-ichi Fujita; Takamasa Ohnishi; Kazunori Sekine; Masaaki Iigo; Hiroyuki Tsuda
Down-regulation of 2-amino-3,8-dimethylimidazo[4,5-f]quinoxaline (MeIQx)-induced CYP1A2 expression is associated with bovine lactoferrin inhibition of MeIQx-induced liver and colon carcinogenesis in rats.
Japanese journal of cancer research : Gann 2002;93(6):616-25.
2002: Hiroyuki Tsuda; Kazunori Sekine; Ken-ichi Fujita; Masaaki Ligo
Cancer prevention by bovine lactoferrin and underlying mechanisms--a review of experimental and clinical studies.
Biochemistry and cell biology = Biochimie et biologie cellulaire 2002;80(1):131-6.
2002: Makoto Asamoto; Tomonori Ota; Hiroyasu Toriyama-Baba; Naomi Hokaiwado; Akihiro Naito; Hiroyuki Tsuda
Mammary carcinomas induced in human c-Ha-ras proto-oncogene transgenic rats are estrogen-independent, but responsive to d-limonene treatment.
Japanese journal of cancer research : Gann 2002;93(1):32-5.
2001: Hiroyasu Toriyama-Baba; Masaaki Iigo; Makoto Asamoto; Y Iwahori; Cheol-Beom Park; Beom Seok Han; Nobuo Takasuka; T Kakizoe; C Ishikawa; K Yazawa; E Araki; Hiroyuki Tsuda
Organotropic chemopreventive effects of n-3 unsaturated fatty acids in a rat multi-organ carcinogenesis model.
Japanese journal of cancer research : Gann 2001;92(11):1175-83.
2001: Hiroyuki Tsuda; Makoto Asamoto; Takahiro Ochiya; Hiroyasu Toriyama-Baba; Akihiro Naito; Tomonori Ota; T Sekiya; Masaaki Terada
High susceptibility of transgenic rats carrying the human c-Ha-ras proto-oncogene to chemically-induced mammary carcinogenesis.
Mutation research 2001;477(1-2):173-82.
2001: Beom Seok Han; Cheol-Beom Park; Nobuo Takasuka; Akihiro Naito; Kazunori Sekine; E Nomura; H Taniguchi; T Tsuno; Hiroyuki Tsuda
A ferulic acid derivative, ethyl 3-(4'-geranyloxy-3-methoxyphenyl)-2-propenoate, as a new candidate chemopreventive agent for colon carcinogenesis in the rat.
Japanese journal of cancer research : Gann 2001;92(4):404-9.
2001: G S Goldberg; Z Jin; H Ichikawa; A Naito; M Ohki; Wafik S El-Deiry; Hiroyuki Tsuda
Global effects of anchorage on gene expression during mammary carcinoma cell growth reveal role of tumor necrosis factor-related apoptosis-inducing ligand in anoikis.
Cancer research 2001;61(4):1334-7.
2001: R Tokuzen; Y Iwahori; Makoto Asamoto; Masaaki Iigo; F Hasegawa; T Satoh; M Ishidate; Hiroyuki Tsuda
Establishment and characterization of three new rat renal cell carcinoma cell lines from N-ethyl-N-hydroxyethylnitrosamine-induced basophilic cell tumors.
Pathology international 2001;51(2):65-71.
2000: W P Wang; Masaaki Iigo; J Sato; Kazunori Sekine; I Adachi; Hiroyuki Tsuda
Activation of intestinal mucosal immunity in tumor-bearing mice by lactoferrin.
Japanese journal of cancer research : Gann 2000;91(10):1022-7.
2000: Tomonori Ota; Makoto Asamoto; Hiroyasu Toriyama-Baba; F Yamamoto; Yoichiro Matsuoka; Takahiro Ochiya; T Sekiya; Masaaki Terada; H Akaza; Hiroyuki Tsuda
Transgenic rats carrying copies of the human c-Ha-ras proto-oncogene exhibit enhanced susceptibility to N-butyl-N-(4-hydroxybutyl)nitrosamine bladder carcinogenesis.
Carcinogenesis 2000;21(7):1391-6.
2000: Hiroyuki Tsuda; Kazunori Sekine; Y Ushida; T Kuhara; Nobuo Takasuka; Masaaki Iigo; Beom Seok Han; Malcolm Moore
Milk and dairy products in cancer prevention: focus on bovine lactoferrin.
Mutation research 2000;462(2-3):227-33.
2000: Makoto Asamoto; Takahiro Ochiya; Hiroyasu Toriyama-Baba; Tomonori Ota; T Sekiya; Masaaki Terada; Hiroyuki Tsuda
Transgenic rats carrying human c-Ha-ras proto-oncogenes are highly susceptible to N-methyl-N-nitrosourea mammary carcinogenesis.
Carcinogenesis 2000;21(2):243-9.
2000: T Kuhara; Masaaki Iigo; T Itoh; Y Ushida; Kazunori Sekine; N Terada; H Okamura; Hiroyuki Tsuda
Orally administered lactoferrin exerts an antimetastatic effect and enhances production of IL-18 in the intestinal epithelium.
Nutrition and cancer 2000;38(2):192-9.
2000: Hiroyuki Tsuda; Kazunori Sekine; Nobuo Takasuka; Hiroyasu Toriyama-Baba; Masaaki Iigo
Prevention of colon carcinogenesis and carcinoma metastasis by orally administered bovine lactoferrin in animals.
BioFactors (Oxford, England) 2000;12(1-4):83-8.
1999: Hiroyuki Tsuda; Cheol-Beom Park; Nobuo Takasuka; H Baba-Toriyama; Kazunori Sekine; Malcolm Moore; E Nomura; H Taniguchi
Influence of ethyl 3-(4'-geranyloxy-3'-methoxyphenyl)-2-propenoate (EGMP) on early stage colon carcinogenesis in rats treated with azoxymethane (AOM).
Anticancer research 1999;19(5A):3779-82.
1999: Hiroyuki Tsuda; Kazunori Sekine; N Uehara; Nobuo Takasuka; Malcolm Moore; Y Konno; K Nakashita; Masakuni Degawa
Heterocyclic amine mixture carcinogenesis and its enhancement by caffeine in F344 rats.
Cancer letters 1999;143(2):229-34.
1999: Malcolm Moore; T Kunimoto; Cheol-Beom Park; Hiroyuki Tsuda
Cross-country comparisons suggest shared risk factors for carcinomas, including male lung adenocarcinoma and colon cancer development.
Lung cancer (Amsterdam, Netherlands) 1999;24(3):149-55.
1999: Kumiko Ogawa; Hiroyuki Tsuda; Tomoyuki Shirai; Tadashi Ogiso; K Wakabayashi; DW Dalgard; Unnur P Thorgeirsson; Snorri S Thorgeirsson; RH Adamson; T Sugimura
Lack of carcinogenicity of 2-amino-3,8-dimethylimidazo[4,5-f]quinoxaline (MeIQx) in cynomolgus monkeys.
Japanese journal of cancer research : Gann 1999;90(6):622-8.
1999: Cheol-Beom Park; D J Kim; N Uehara; Nobuo Takasuka; B T Hiroyasu; Hiroyuki Tsuda
Heterozygous p53-deficient mice are not susceptible to 2-amino-3,8-dimethylimidazo[4,5-f]quinoxaline (MeIQx) carcinogenicity.
Cancer letters 1999;139(2):177-82.
1999: D J Kim; Cheol-Beom Park; J S Lee; Hiroyuki Tsuda; C Furihata
Enhanced quinone reductase (QR) activity correlates with promotion potential of diethyl maleate (DEM) in rat forestomach and glandular stomach carcinogenesis initiated with N-methyl-N'-nitrosoguanidine (MNNG).
Cancer letters 1999;137(2):193-200.
1999: Malcolm Moore; T Kunimoto; Hiroyuki Tsuda
Country comparisons provide evidence of links between specific circulatory disease and gastric, rectal, prostate and breast cancers.
European journal of cancer prevention : the official journal of the European Cancer Prevention Organisation (ECP) 1999;8(2):151-7.
1999: Malcolm Moore; Cheol-Beom Park; Hiroyuki Tsuda
European registry comparisons provide evidence of shared risk factors for renal, colon and gallbladder cancer development.
European journal of cancer prevention : the official journal of the European Cancer Prevention Organisation (ECP) 1999;8(2):137-46.
1999: Y Ushida; Kazunori Sekine; T Kuhara; Nobuo Takasuka; Masaaki Iigo; M Maeda; Hiroyuki Tsuda
Possible chemopreventive effects of bovine lactoferrin on esophagus and lung carcinogenesis in the rat.
Japanese journal of cancer research : Gann 1999;90(3):262-7.
1999: Masaaki Iigo; T Kuhara; Y Ushida; Kazunori Sekine; Malcolm Moore; Hiroyuki Tsuda
Inhibitory effects of bovine lactoferrin on colon carcinoma 26 lung metastasis in mice.
Clinical & experimental metastasis 1999;17(1):35-40.
1999: Malcolm Moore; T Kunimoto; Cheol-Beom Park; Nobuo Takasuka; Hiroyuki Tsuda
Cross-country comparisons of colon and rectal cancer mortality suggest the existence of differences in risk factors in eastern and western Europe.
European journal of cancer prevention : the official journal of the European Cancer Prevention Organisation (ECP) 1999;8(1):67-71.
1999: Malcolm Moore; T Kunimoto; Hiroyuki Tsuda
Cancer associations at the country level and shared risk factors--a fuzzy concept?
European journal of cancer prevention : the official journal of the European Cancer Prevention Organisation (ECP) 1999;8(1):63-5.
1999: Malcolm Moore; Hiroyuki Tsuda
Cancer screening: an educational challenge?
European journal of cancer prevention : the official journal of the European Cancer Prevention Organisation (ECP) 1999;8(1):7-16.
1999: Hiroyuki Tsuda; Cheol-Beom Park; Malcolm Moore
Short-and medium-term carcinogenicity tests: simple initiation-promotion assay systems.
IARC scientific publications 1999;(146):203-49.
1998: Y Ushida; Kazunori Sekine; T Kuhara; Nobuo Takasuka; Masaaki Iigo; Hiroyuki Tsuda
Inhibitory effects of bovine lactoferrin on intestinal polyposis in the Apc(Min) mouse.
Cancer letters 1998;134(2):141-5.
1998: Malcolm Moore; T Kunimoto; Cheol-Beom Park; Nobuo Takasuka; Hiroyuki Tsuda
European country comparisons provide evidence of a link between colon cancer and adenocarcinoma development in the lung but not the oesophagus.
European journal of cancer prevention : the official journal of the European Cancer Prevention Organisation (ECP) 1998;7(6):473-8.
1998: Malcolm Moore; W Thamavit; Danai Tiwawech; N Ito; Hiroyuki Tsuda
Modulation of dihydroxy-di-n-propylnitrosamine-induced liver lesion development in Opisthorchis-infected Syrian hamsters by praziquantel treatment in association with butylated hydroxyanisole or dehydroepiandrosterone administration.
Japanese journal of cancer research : Gann 1998;89(11):1113-7.
1998: Hiroyuki Tsuda; T Iwase; K Matsumoto; M Ito; I Hirono; Y Nishida; Nobuo Takasuka; Y Iwahori; T Ota; D J Kim; B Kadenbach
Histogenetic stereological reconstruction of rat basophilic, clear, and oncocytic neoplastic renal cell lesions using carbonic anhydrase type II-PAS double-stained sections.
Toxicologic pathology 1998;26(6):769-76.
1998: Malcolm Moore; Hiroyuki Tsuda
Co-ordination and ecology in practical cancer prevention.
European journal of cancer prevention : the official journal of the European Cancer Prevention Organisation (ECP) 1998;7(5):409-15.
1998: Malcolm Moore; Hiroyuki Tsuda
Chronically elevated proliferation as a risk factor for neoplasia.
European journal of cancer prevention : the official journal of the European Cancer Prevention Organisation (ECP) 1998;7(5):353-85.
1998: Malcolm Moore; C B Park; Hiroyuki Tsuda
Physical exercise: a pillar for cancer prevention?
European journal of cancer prevention : the official journal of the European Cancer Prevention Organisation (ECP) 1998;7(3):177-93.
1998: Makoto Asamoto; T Hori; H Baba-Toriyama; M Sano; S Takahashi; Hiroyuki Tsuda; T Shirai
p16 gene overexpression in mouse bladder carcinomas.
Cancer letters 1998;127(1-2):9-13.
1998: Makoto Asamoto; T Toriyama-Baba; Vladimir A Krutovskikh; S M Cohen; Hiroyuki Tsuda
Enhanced tumorigenicity of rat bladder squamous cell carcinoma cells after abrogation of gap junctional intercellular communication.
Japanese journal of cancer research : Gann 1998;89(5):481-6.
1998: Malcolm Moore; Cheol-Beom Park; Hiroyuki Tsuda
Soluble and insoluble fiber influences on cancer development.
Critical reviews in oncology/hematology 1998;27(3):229-42.
1998: Hiroyuki Tsuda; Kazunori Sekine; J Nakamura; Y Ushida; T Kuhara; Nobuo Takasuka; Dae Joong Kim; Makoto Asamoto; H Baba-Toriyama; Malcolm Moore; Hoyoku Nishino; T Kakizoe
Inhibition of azoxymethane initiated colon tumor and aberrant crypt foci development by bovine lactoferrin administration in F344 rats.
Advances in experimental medicine and biology 1998;443():273-84.
1998: J M Kim; S Araki; Dae Joong Kim; C B Park; Nobuo Takasuka; H Baba-Toriyama; T Ota; Z Nir; F Khachik; N Shimidzu; Y Tanaka; T Osawa; T Uraji; Michiaki Murakoshi; Hoyoku Nishino; Hiroyuki Tsuda
Chemopreventive effects of carotenoids and curcumins on mouse colon carcinogenesis after 1,2-dimethylhydrazine initiation.
Carcinogenesis 1998;19(1):81-5.
1997: Kazunori Sekine; Y Ushida; T Kuhara; Masaaki Iigo; H Baba-Toriyama; Malcolm Moore; Michiaki Murakoshi; Yoshiko Satomi; Hoyoku Nishino; T Kakizoe; Hiroyuki Tsuda
Inhibition of initiation and early stage development of aberrant crypt foci and enhanced natural killer activity in male rats administered bovine lactoferrin concomitantly with azoxymethane.
Cancer letters 1997;121(2):211-6.
1997: Vladimir A Krutovskikh; Makoto Asamoto; Nobuo Takasuka; Michiaki Murakoshi; Hoyoku Nishino; Hiroyuki Tsuda
Differential dose-dependent effects of alpha-, beta-carotenes and lycopene on gap-junctional intercellular communication in rat liver in vivo.
Japanese journal of cancer research : Gann 1997;88(12):1121-4.
1997: Dae Joong Kim; Nobuo Takasuka; J M Kim; Kazunori Sekine; T Ota; Makoto Asamoto; Michiaki Murakoshi; Hoyoku Nishino; Z Nir; Hiroyuki Tsuda
Chemoprevention by lycopene of mouse lung neoplasia after combined initiation treatment with DEN, MNU and DMH.
Cancer letters 1997;120(1):15-22.
1997: I Suzuki; Masaaki Iigo; C Ishikawa; T Kuhara; Makoto Asamoto; T Kunimoto; Malcolm Moore; K Yazawa; E Araki; Hiroyuki Tsuda
Inhibitory effects of oleic and docosahexaenoic acids on lung metastasis by colon-carcinoma-26 cells are associated with reduced matrix metalloproteinase-2 and -9 activities.
International journal of cancer. Journal international du cancer 1997;73(4):607-12.
1997: Kazunori Sekine; E Watanabe; J Nakamura; Nobuo Takasuka; Dae Joong Kim; Makoto Asamoto; Vladimir A Krutovskikh; H Baba-Toriyama; T Ota; Malcolm Moore; M Masuda; H Sugimoto; Hoyoku Nishino; T Kakizoe; Hiroyuki Tsuda
Inhibition of azoxymethane-initiated colon tumor by bovine lactoferrin administration in F344 rats.
Japanese journal of cancer research : Gann 1997;88(6):523-6.
1997: Masaaki Iigo; M Moriyama; I Suzuki; Hiroyuki Tsuda
Markedly induced asialoGM1+CD8+ T cell production and enhancement of antimetastatic activity by interferon beta with folic or folinic acid.
Cancer immunology, immunotherapy : CII 1997;44(2):65-9.
1997: K Matsumoto; T Iwase; I Hirono; Y Nishida; Y Iwahori; T Hori; Makoto Asamoto; Nobuo Takasuka; D J Kim; T Ushijima; M Nagao; Hiroyuki Tsuda
Demonstration of ras and p53 gene mutations in carcinomas in the forestomach and intestine and soft tissue sarcomas induced by N-methyl-N-nitrosourea in the rat.
Japanese journal of cancer research : Gann 1997;88(2):129-36.
1997: Makoto Asamoto; Y Iwahori; T Okamura; T Shirai; Hiroyuki Tsuda
Decreased expression of the p16/MTS1 gene without mutation is frequent in human urinary bladder carcinomas.
Japanese journal of clinical oncology 1997;27(1):22-5.
1997: Dae Joong Kim; Beom Seok Han; Byeongwoo Ahn; R Hasegawa; T Shirai; N Ito; Hiroyuki Tsuda
Enhancement by indole-3-carbinol of liver and thyroid gland neoplastic development in a rat medium-term multiorgan carcinogenesis model.
Carcinogenesis 1997;18(2):377-81.
1997: Dae Joong Kim; Byeongwoo Ahn; Beom Seok Han; Hiroyuki Tsuda
Potential preventive effects of Chelidonium majis L. (Papaveraceae) herb extract on glandular stomach tumor development in rats treated with N-methyl-N'-nitro-N nitrosoguanidine (MNNG) and hypertonic sodium chloride.
Cancer letters 1997;112(2):203-8.
1997: T Hori; Makoto Asamoto; Vladimir A Krutovskikh; Y Iwahori; M Maeda; Hiroyasu Toriyama-Baba; Nobuo Takasuka; Hiroyuki Tsuda
Triazine derivatives inhibit rat hepatocarcinogenesis but do not enhance gap junctional intercellular communication.
Japanese journal of cancer research : Gann 1997;88(1):12-7.
1997: Masaaki Iigo; T Nakagawa; C Ishikawa; Y Iwahori; Makoto Asamoto; K Yazawa; E Araki; Hiroyuki Tsuda
Inhibitory effects of docosahexaenoic acid on colon carcinoma 26 metastasis to the lung.
British journal of cancer 1997;75(5):650-5.
1996: Hiroyuki Tsuda; Makoto Asamoto; Y Iwahori; T Hori; T Ota; H Baba-Toriyama; N Uehara; Dae Joong Kim; Vladimir A Krutovskikh; Nobuo Takasuka; Takayuki Tsuchiya; M Mutai; M Tatematsu; H Yamasaki
Decreased connexin32 and a characteristic enzyme phenotype in clofibrate-induced preneoplastic lesions not shared with spontaneously occurring lesions in the rat liver.
Carcinogenesis 1996;17(11):2441-8.
1996: Dae Joong Kim; Beom Seok Han; Byeongwoo Ahn; K K Lee; Jin Seok Kang; Hiroyuki Tsuda
Promotion potential of tamoxifen on hepatocarcinogenesis in female SD or F344 rats initiated with diethylnitrosamine.
Cancer letters 1996;104(1):13-9.
1996: N Uehara; Y Iwahori; Makoto Asamoto; H Baba-Toriyama; Masaaki Iigo; M Ochiai; M Nagao; M Nakayama; M Degawa; K Matsumoto; I Hirono; H Beppu; K Fujita; Hiroyuki Tsuda
Decreased levels of 2-amino-3-methylimidazo[4,5-f]quinoline-DNA adducts in rats treated with beta-carotene, alpha-tocopherol and freeze-dried aloe.
Japanese journal of cancer research : Gann 1996;87(4):342-8.
1996: S Wada; T Kato; M Mutai; K Ozaki; S Yamaguchi; Dae Joong Kim; H Baba-Toriyama; Makoto Asamoto; Nobuyuki Ito; Hiroyuki Tsuda
Modifying influence of swine-serum-induced liver fibrosis on development of preneoplastic lesions in rat liver.
Japanese journal of cancer research : Gann 1996;87(3):240-6.
1996: Hiroyuki Tsuda; Y Iwahori; Makoto Asamoto; H Baba-Toriyama; T Hori; Dae Joong Kim; N Uehara; Masaaki Iigo; Nobuo Takasuka; Michiaki Murakoshi; H Nishino; T Kakizoe; E Araki; K Yazawa
Demonstration of organotropic effects of chemopreventive agents in multiorgan carcinogenesis models.
IARC scientific publications 1996;(139):143-50.
1996: Hiroyuki Tsuda; Dae Joong Kim; T Kato; K Hakoi; A Hagiwara
Tumours of the kidney.
IARC scientific publications 1996;(126):223-42.
1995: Hiroyuki Tsuda; Makoto Asamoto; H Baba-Toriyama; Y Iwahori; T Hori; Dae Joong Kim; Takayuki Tsuchiya; M Mutai; H Yamasaki
Clofibrate-induced neoplastic development in the rat liver is associated with decreased connexin 32 expression but not with a co-ordinated shift in expression of marker enzymes.
Toxicology letters 1995;82-83():693-9.
1995: Masaaki Iigo; M Shimamura; K Sagawa; Hiroyuki Tsuda
Characteristics of the inhibitory effect of mitoxantrone and pirarubicin on lung metastases of colon carcinoma 26.
Japanese journal of cancer research : Gann 1995;86(9):867-72.
1995: Hiroyuki Tsuda; Makoto Asamoto; H Baba; Y Iwahori; K Matsumoto; T Iwase; Y Nishida; S Nagao; K Hakoi; S Yamaguchi
Cell proliferation and advancement of hepatocarcinogenesis in the rat are associated with a decrease in connexin 32 expression.
Carcinogenesis 1995;16(1):101-5.
1994: M A Shibata; Tomoyuki Shirai; Kumiko Ogawa; Satoru Takahashi; C P Wild; R Montesano; Hiroyuki Tsuda; Nobuyuki Ito
DNA methylation adduct formation and H-ras gene mutations in progression of N-butyl-N-(4-hydroxybutyl)nitrosamine-induced bladder tumors caused by a single exposure to N-methyl-N-nitrosourea.
Carcinogenesis 1994;15(12):2965-8.
1994: Hiroyuki Tsuda; N Uehara; Y Iwahori; Makoto Asamoto; Masaaki Iigo; M Nagao; K Matsumoto; M Ito; I Hirono
Chemopreventive effects of beta-carotene, alpha-tocopherol and five naturally occurring antioxidants on initiation of hepatocarcinogenesis by 2-amino-3-methylimidazo[4,5-f]quinoline in the rat.
Japanese journal of cancer research : Gann 1994;85(12):1214-9.
1994: Masaaki Iigo; Hiroyuki Tsuda; M Moriyama
Enhanced therapeutic effects of anti-tumour agents against growth and metastasis of colon carcinoma 26 when given in combination with interferon and interleukin-2.
Clinical & experimental metastasis 1994;12(6):368-74.
1994: Hiroyuki Tsuda; K Matsumoto; T Iwase; Y Nishida; H Baba
Enhanced neoplastic lesion development with adenine-induced experimental multicystic nephropathy by adenine--a model system for the analysis of renal tumor generation in long-term hemodialysis patients.
Cancer letters 1994;83(1-2):105-10.
1993: K Ozaki; T Kato; Makoto Asamoto; C P Wild; R Montesano; S Nagao; T Iwase; K Matsumoto; Hiroyuki Tsuda
Decreased dimethylnitrosamine-induced O6- and N7-methyldeoxyguanosine levels correlate with development and progression of lesions in rat hepatocarcinogenesis.
Japanese journal of cancer research : Gann 1993;84(12):1245-51.
1993: S Yamaguchi; K Hakoi; K Ozaki; T Kato; Danai Tiwawech; S Nagao; H Takahashi; K Matsumoto; Hiroyuki Tsuda
Number of simultaneously expressed enzyme alterations correlates with progression of N-ethyl-N-hydroxyethylnitrosamine-induced hepatocarcinogenesis in rats.
Japanese journal of cancer research : Gann 1993;84(12):1237-44.
1993: Hiroyuki Tsuda; K Matsumoto; H Ogino; M Ito; I Hirono; M Nagao; K Sato; R Cabral; H Bartsch
Demonstration of initiation potential of carcinogens by induction of preneoplastic glutathione S-transferase P-form-positive liver cell foci: possible in vivo assay system for environmental carcinogens.
Japanese journal of cancer research : Gann 1993;84(3):230-6.
1993: M Mizoguchi; H Naito; Y Kurata; M A Shibata; Hiroyuki Tsuda; C P Wild; R Montesano; S Fukushima
Influence of aging on multi-organ carcinogenesis in rats induced by N-methyl-N-nitrosourea.
Japanese journal of cancer research : Gann 1993;84(2):139-46.
1993: H Ogino; M Ito; K Matsumoto; S Yagyu; Hiroyuki Tsuda; I Hirono; C P Wild; R Montesano
Retinal degeneration induced by N-methyl-N-nitrosourea and detection of 7-methyldeoxyguanosine in the rat retina.
Toxicologic pathology 1993;21(1):21-5.
1993: J L de Camargo; Hiroyuki Tsuda; Makoto Asamoto; Y Tagawa; S Wada; S Nagase; Nobuyuki Ito
Modifying effects of chemicals on the development of liver preneoplastic placental glutathione S-transferase positive foci in analbuminemic and Sprague-Dawley rats.
Toxicologic pathology 1993;21(4):409-16.
1992: Hiroyuki Tsuda; T Iwase; K Matsumoto; M Ito; I Hirono; Y Nishida; M Yamamoto; M Tatematsu; K Matsumoto; T Nakamura
Immunohistochemical localization of hepatocyte growth factor protein in pancreas islet A-cells of man and rats.
Japanese journal of cancer research : Gann 1992;83(12):1262-6.
1992: Hiroyuki Tsuda; K Ozaki; S Uwagawa; S Yamaguchi; K Hakoi; T Aoki; T Kato; K Sato; Nobuyuki Ito
Effects of modifying agents on conformity of enzyme phenotype and proliferative potential in focal preneoplastic and neoplastic liver cell lesions in rats.
Japanese journal of cancer research : Gann 1992;83(11):1154-65.
1992: K Matsumoto; Hiroyuki Tsuda; T Iwase; M Ito; Y Nishida; F Oyama; K Titani; T Ushijima; M Nagao; I Hirono
Absence of ras family point mutations at codons 12, 13 and 61 in N-ethyl-N-hydroxyethylnitrosamine- or N-nitrosomorpholine-induced renal cell tumors in rats.
Japanese journal of cancer research : Gann 1992;83(9):933-6.
1992: S Uwagawa; Hiroyuki Tsuda; K Ozaki; Satoru Takahashi; S Yamaguchi; M Mutai; T Aoki; Nobuyuki Ito
Modifying effects of various chemicals on tumor development in a rat wide-spectrum organ carcinogenesis model.
Japanese journal of cancer research : Gann 1992;83(8):812-20.
1991: S Uwagawa; Hiroyuki Tsuda; T Inoue; Y Tagawa; T Aoki; M Kagawa; Tadashi Ogiso; Nobuyuki Ito
Enhancing potential of 6 different carcinogens on multi-organ tumorigenesis after initial treatment with N-methyl-N-nitrosourea in rats.
Japanese journal of cancer research : Gann 1991;82(12):1397-405.
1990: Makoto Asamoto; Y Shichino; Hiroyuki Tsuda; Nobuyuki Ito
Inhibition of rat hepatic glutathione S-transferase placental form positive foci development by concomitant administration of antioxidants to carcinogen-treated rats.
Cancer letters 1990;55(1):25-9.
1990: Hiroyuki Tsuda; Satoru Takahashi; S Yamaguchi; K Ozaki; Nobuyuki Ito
Comparison of initiation potential of 2-amino-3-methylimidazo[4,5-f]quinoline and 2-amino-3,8-dimethylimidazo[4,5-f]quinoxaline in an in vivo carcinogen bioassay system.
Carcinogenesis 1990;11(4):549-52.
1990: Hiroyuki Tsuda; S Wada; T Masui; M Inui; Nobuyuki Ito; K Katagiri; M Hoshino; H Inaguma; M Miyaji; T Takeuchi
Comparative sequential changes in serum and biliary levels of bile acid components after a single dose of D-galactosamine or partial hepatectomy in the rat.
Liver 1990;10(1):28-34.
1990: A Hagiwara; Harunari Tanaka; Y Kurata; T Kato; Hiroyuki Tsuda; Nobuyuki Ito
Lack of hepatotoxicity or promotion of enzyme-altered liver foci development in rats treated with harman or norharman.
Journal of toxicology and environmental health 1990;29(2):211-8.
1989: Makoto Asamoto; Hiroyuki Tsuda; T Kato; Nobuyuki Ito; T Masuko; Y Hashimoto; S Nagase
Strain differences in susceptibility to 2-acetylaminofluorene and phenobarbital promotion of hepatocarcinogenesis: immunohistochemical analysis of cytochrome P-450 isozyme induction by 2-acetylaminofluorene and phenobarbital.
Japanese journal of cancer research : Gann 1989;80(11):1041-6.
1989: Makoto Asamoto; Hiroyuki Tsuda; M Kagawa; J L de Camargo; Nobuyuki Ito; S Nagase
Strain differences in susceptibility to 2-acetylaminofluorene and phenobarbital promotion of rat hepatocarcinogenesis in a medium-term assay system: quantitation of glutathione S-transferase P-positive foci development.
Japanese journal of cancer research : Gann 1989;80(10):939-44.
1989: R Hasegawa; M Mutai; Katsumi Imaida; Hiroyuki Tsuda; S Yamaguchi; Nobuyuki Ito
Synergistic effects of low-dose hepatocarcinogens in induction of glutathione S-transferase P-positive foci in the rat liver.
Japanese journal of cancer research : Gann 1989;80(10):945-51.
1989: Katsumi Imaida; M Tatematsu; T Kato; Hiroyuki Tsuda; Nobuyuki Ito
Advantages and limitations of stereological estimation of placental glutathione S-transferase-positive rat liver cell foci by computerized three-dimensional reconstruction.
Japanese journal of cancer research : Gann 1989;80(4):326-30.
1989: Nobuyuki Ito; Katsumi Imaida; R Hasegawa; Hiroyuki Tsuda
Rapid bioassay methods for carcinogens and modifiers of hepatocarcinogenesis.
Critical reviews in toxicology 1989;19(4):385-415.
1989: Nobuyuki Ito; M Tatematsu; R Hasegawa; Hiroyuki Tsuda
Medium-term bioassay system for detection of carcinogens and modifiers of hepatocarcinogenesis utilizing the GST-P positive liver cell focus as an endpoint marker.
Toxicologic pathology 1989;17(4 Pt 1):630-41.
1989: Hiroyuki Tsuda; T Inoue; Makoto Asamoto; S Fukushima; Nobuyuki Ito; T Okamura; K Ohtaguro; H Washida; K Satoh; Z Amelizad
Comparison of enzyme phenotypes in human bladder tumours and experimentally induced hyperplastic and neoplastic lesions of the rat urinary bladder. A combined histochemical and immunohistochemical approach.
Virchows Archiv. B, Cell pathology including molecular pathology 1989;56(5):307-16.
1988: M Sakamoto; S Hirohashi; Hiroyuki Tsuda; Y Ino; Y Shimosato; S Yamasaki; M Makuuchi; H Hasegawa; M Terada; Y Hosoda
Increasing incidence of hepatocellular carcinoma possibly associated with non-A, non-B hepatitis in Japan, disclosed by hepatitis B virus DNA analysis of surgically resected cases.
Cancer research 1988;48(24 Pt 1):7294-7.
1988: Masao Hirose; S Fukushima; Y Kurata; Hiroyuki Tsuda; M Tatematsu; Nobuyuki Ito
Modification of N-methyl-N'-nitro-N-nitrosoguanidine-induced forestomach and glandular stomach carcinogenesis by phenolic antioxidants in rats.
Cancer research 1988;48(18):5310-5.
1988: Hiroyuki Tsuda; Makoto Asamoto; M Kagawa; S Uwagawa; K Inoue; M Inui; Nobuyuki Ito
Positive influence of dietary deoxycholic acid on development of pre-neoplastic lesions initiated by N-methyl-N-nitrosourea in rat liver.
Carcinogenesis 1988;9(6):1103-5.
1988: Hiroyuki Tsuda; Makoto Asamoto; Tadashi Ogiso; T Inoue; Nobuyuki Ito; M Nagao
Dose-dependent induction of liver and thyroid neoplastic lesions by short-term administration of 2-amino-3-methylimidazo[4,5-f]quinoline combined with partial hepatectomy followed by phenobarbital or low dose 3'-methyl-4-dimethylaminoazobenzene promotion.
Japanese journal of cancer research : Gann 1988;79(6):691-7.
1988: Nobuyuki Ito; Katsumi Imaida; J L de Camargo; Satoru Takahashi; Makoto Asamoto; Hiroyuki Tsuda
A new medium-term bioassay system for detection of environmental carcinogens using diethylnitrosamine-initiated rat liver followed by D-galactosamine treatment and partial hepatectomy.
Japanese journal of cancer research : Gann 1988;79(5):573-5.
1988: Nobuyuki Ito; Katsumi Imaida; Hiroyuki Tsuda; M Shibata; T Aoki; J L de Camargo; S Fukushima
Wide-spectrum initiation models: possible applications to medium-term multiple organ bioassays for carcinogenesis modifiers.
Japanese journal of cancer research : Gann 1988;79(4):413-7.
1988: Hiroyuki Tsuda; M A Moore; Makoto Asamoto; T Inoue; Nobuyuki Ito; K Satoh; A Ichihara; T Nakamura; Z Amelizad; F Oesch
Effect of modifying agents on the phenotypic expression of cytochrome P-450, glutathione S-transferase molecular forms, microsomal epoxide hydrolase, glucose-6-phosphate dehydrogenase and gamma-glutamyltranspeptidase in rat liver preneoplastic lesions.
Carcinogenesis 1988;9(4):547-54.
1988: Nobuyuki Ito; Hiroyuki Tsuda; M Tatematsu; T Inoue; Y Tagawa; T Aoki; S Uwagawa; M Kagawa; Tadashi Ogiso; T Masui
Enhancing effect of various hepatocarcinogens on induction of preneoplastic glutathione S-transferase placental form positive foci in rats--an approach for a new medium-term bioassay system.
Carcinogenesis 1988;9(3):387-94.
1988: M Hayashi; Hiroyuki Tsuda; M Okumura; T Sakata; N Ito; T Suchi
Histopathological classification of malignant lymphomas in slaughtered swine.
Journal of comparative pathology 1988;98(1):11-21.
1987: Masao Hirose; A Masuda; Hiroyuki Tsuda; S Uwagawa; Nobuyuki Ito
Enhancement of BHA-induced proliferative rat forestomach lesion development by simultaneous treatment with other antioxidants.
Carcinogenesis 1987;8(11):1731-5.
1987: Masao Hirose; Y Kurata; Hiroyuki Tsuda; S Fukushima; Nobuyuki Ito
Catechol strongly enhances rat stomach carcinogenesis: a possible new environmental stomach carcinogen.
Japanese journal of cancer research : Gann 1987;78(11):1144-9.
1987: Hiroyuki Tsuda; T Masui; E Ikawa; Katsumi Imaida; Nobuyuki Ito
Compared promoting potential of D-galactosamine, carbon tetrachloride and partial hepatectomy in rapid induction of preneoplastic liver lesions in the rat.
Cancer letters 1987;37(2):163-71.
1987: Masao Hirose; T Inoue; A Masuda; Hiroyuki Tsuda; Nobuyuki Ito
Effects of simultaneous treatment with various chemicals on BHA-induced development of rat forestomach hyperplasia--complete inhibition by diethylmaleate in a 5-week feeding study.
Carcinogenesis 1987;8(10):1555-8.
1987: Hiroyuki Tsuda; M A Moore; Makoto Asamoto; T Inoue; S Fukushima; Nobuyuki Ito; K Satoh; Z Amelizad; F Oesch
Immunohistochemically demonstrated altered expression of cytochrome P-450 molecular forms and epoxide hydrolase in N-ethyl-N-hydroxyethylnitrosamine-induced rat kidney and liver lesions.
Carcinogenesis 1987;8(5):711-7.
1987: M A Moore; Hiroyuki Tsuda; H J Hacker; K Sato; Peter Bannasch; Nobuyuki Ito
Altered enzyme expression in propylnitrosamine-induced Syrian hamster lung lesions.
Virchows Archiv. B, Cell pathology including molecular pathology 1987;53(5):272-8.