• 1034 Citations
  • 22 h-Index
1978 …2021
If you made any changes in Pure, your changes will be visible here soon.

Research Output 1988 2019

  • 1034 Citations
  • 22 h-Index
  • 44 Article
  • 2 Conference contribution
  • 1 Book
Filter
Article
2019

Somatic evolution and global expansion of an ancient transmissible cancer lineage

Baez-Ortega, A., Gori, K., Strakova, A., Allen, J. L., Allum, K. M., Bansse-Issa, L., Bhutia, T. N., Bisson, J. L., Briceño, C., Domracheva, A. C., Corrigan, A. M., Cran, H. R., Crawford, J. T., Davis, E., De Castro, K. F., De Nardi, A. B., De Vos, A. P., Keenan, L. D., Donelan, E. M., Espinoza Huerta, A. R. & 60 others, Faramade, I. A., Fazil, M., Fotopoulou, E., Fruean, S. N., Gallardo-Arrieta, F., Glebova, O., Gouletsou, P. G., Häfelin Manrique, R. F., Henriques, J. J. G. P., Horta, R. S., Ignatenko, N., Kane, Y., King, C., Koenig, D., Krupa, A., Kruzeniski, S. J., Kwon, Y. M., Lanza-Perea, M., Lazyan, M., Lopez Quintana, A. M., Losfelt, T., Marino, G., Castañeda, S. M., Martínez-López, M. F., Meyer, M., Migneco, E. J., Nakanwagi, B., Neal, K. B., Neunzig, W., Leathlobhair, M. N., Nixon, S. J., Ortega-Pacheco, A., Pedraza-Ordoñez, F., Peleteiro, M. C., Polak, K., Pye, R. J., Reece, J. F., Gutierrez, J. R., Sadia, H., Schmeling, S. K., Shamanova, O., Sherlock, A. G., Stammnitz, M., Steenland-Smit, A. E., Svitich, A., Tapia Martínez, L. J., Ngoka, I. T., Torres, C. G., Tudor, E. M., Van Der Wel, M. G., Viţălaru, B. A., Vural, S. A., Walkinton, O., Wang, J., Wehrle-Martinez, A. S., Widdowson, S. A. E., Stratton, M. R., Alexandrov, L. B., Martincorena, I. & Murchison, E. P., Aug 2 2019, In : Science. 365, 6452, 464.

Research output: Contribution to journalArticle

Clonal Evolution
Veterinary Venereal Tumors
Canidae
Neoplasms
Phylogeography
2018
2 Citations (Scopus)

Does mutated K-RAS oncogene attenuate the effect of sulindac in colon cancer chemoprevention?

Rice, P. F. S., Ehrichs, K. G., Jones, M. S., Chen, H. D. R., Hsu, C-H., Abril, E. R., Nagle, R. B., Besselsen, D. G., Barton, J. K. & Ignatenko, N., Jan 1 2018, In : Cancer Prevention Research. 11, 1, p. 16-26 11 p.

Research output: Contribution to journalArticle

Sulindac
Chemoprevention
Oncogenes
Colonic Neoplasms
Azoxymethane
2017
3 Citations (Scopus)

Detection of Enzyme Activity and Inhibition during Studies in Solution, In Vitro and In Vivo with CatalyCEST MRI

Sinharay, S., Randtke, E. A., Howison, C. M., Ignatenko, N. & Pagel, M. M., Jul 19 2017, (Accepted/In press) In : Molecular Imaging and Biology. p. 1-9 9 p.

Research output: Contribution to journalArticle

Kallikreins
Magnetic Resonance Imaging
Enzymes
Antithrombin III
HCT116 Cells
13 Citations (Scopus)

Specific microRNA–mRNA Regulatory Network of Colon Cancer Invasion Mediated by Tissue Kallikrein–Related Peptidase 6

Sells, E., Pandey, R., Chen, H. D. R., Skovan, B. A., Cui, H. & Ignatenko, N., May 1 2017, In : Neoplasia (United States). 19, 5, p. 396-411 16 p.

Research output: Contribution to journalArticle

Kallikreins
Colonic Neoplasms
Peptide Hydrolases
MicroRNAs
Messenger RNA
2016
22 Citations (Scopus)

Mitochondrial genetic diversity, selection and recombination in a canine transmissible cancer

Strakova, A., Leathlobhair, M. N., Wang, G. D., Yin, T. T., Airikkala-Otter, I., Allen, J. L., Allum, K. M., Bansse-Issa, L., Bisson, J. L., Domracheva, A. C., De Castro, K. F., Corrigan, A. M., Cran, H. R., Crawford, J. T., Cutter, S. M., Keenan, L. D., Donelan, E. M., Faramade, I. A., Reynoso, E. F., Fotopoulou, E. & 41 others, Fruean, S. N., Gallardo-Arrieta, F., Glebova, O., Häfelin Manrique, R. F., Henriques, J. J. G. P., Ignatenko, N., Koenig, D., Lanza-Perea, M., Lobetti, R., Lopezquintana, A. M., Losfelt, T., Marino, G., Martincorena, I., Castañeda, S. M., Martínez-López, M. F., Meyer, M., Nakanwagi, B., De Nardi, A. B., Neunzig, W., Nixon, S. J., Onsare, M. M., Ortega-Pacheco, A., Peleteiro, M. C., Pye, R. J., Reece, J. F., Gutierrez, J. R., Sadia, H., Schmeling, S. K., Shamanova, O., Ssuna, R. K., Steenland-Smitsvitich, A. E. A., Ngoka, I. T., Vitǎlaru, B. A., De Vos, A. P., De Vos, J. P., Walkinton, O., Wedge, D. C., Wehrle-Martinez, A. S., Van Der Wel, M. G., Widdowson, S. A. & Murchison, E. P., May 17 2016, In : eLife. 5, MAY2016, e14552.

Research output: Contribution to journalArticle

Veterinary Venereal Tumors
Mitochondrial DNA
Genetic Recombination
Canidae
Tumors
2015

Erratum: Caveolin-1 is a novel regulator of K-RASdependent migration in colon carcinogenesis (International Journal of Cancer (2013) 133: 1 (43-57) DOI: 10.1002/ijc.28001)

Roy, U. K. B., Henkhaus, R. S., Loupakis, F., Cremolini, C., Gerner, E. W. & Ignatenko, N., Oct 15 2015, In : International Journal of Cancer. 137, 8, p. E18

Research output: Contribution to journalArticle

Caveolin 1
Colon
Carcinogenesis
Neoplasms
2013
39 Citations (Scopus)

Caveolin-1 is a novel regulator of K-RAS-dependent migration in colon carcinogenesis

Basu Roy, U. K., Henkhaus, R. S., Loupakis, F., Cremolini, C., Gerner, E. W. & Ignatenko, N., Jul 2013, In : International Journal of Cancer. 133, 1, p. 43-57 15 p.

Research output: Contribution to journalArticle

Caveolin 1
Colon
Carcinogenesis
Colonic Neoplasms
Oncogenes
2 Citations (Scopus)

Get the fat out!

Ignatenko, N. & Gerner, E. W., Mar 2013, In : Cancer Prevention Research. 6, 3, p. 161-164 4 p.

Research output: Contribution to journalArticle

Intra-Abdominal Fat
Obesity
Fats
Caloric Restriction
Neoplasms
2011
11 Citations (Scopus)

Defining the role of polyamines in colon carcinogenesis using mouse models

Ignatenko, N., Gerner, E. & Besselsen, D., 2011, In : Journal of Carcinogenesis. 10, 10.

Research output: Contribution to journalArticle

Polyamines
Colon
Carcinogenesis
Colonic Neoplasms
Colorectal Neoplasms
2009
22 Citations (Scopus)

Associations of a polymorphism in the ornithine decarboxylase gene with colorectal cancer survival

Zell, J. A., Ziogas, A., Ignatenko, N., Honda, J., Qu, N., Bobbs, A. S., Neuhausen, S. L., Gerner, E. W. & Anton-Culver, H., Oct 1 2009, In : Clinical Cancer Research. 15, 19, p. 6208-6216 9 p.

Research output: Contribution to journalArticle

Ornithine Decarboxylase
Colorectal Neoplasms
Survival
Colonic Neoplasms
Genes
10 Citations (Scopus)

Gene expression analysis of HCT116 colon tumor-derived cells treated with the polyamine analog PG-11047

Ignatenko, N., Yerushalmi, H. F., Pandey, R., Kachel, K. L., Stringer, D. E., Marton, L. J. & Gerner, E. W., May 2009, In : Cancer Genomics and Proteomics. 6, 3, p. 161-176 16 p.

Research output: Contribution to journalArticle

Polyamines
Gene expression
Tumors
Colon
Gene Expression
2008
41 Citations (Scopus)

Caveolin-1 mediated expression and secretion of Kallikrein 6 in colon cancer cells

Henkhaus, R. S., Roy, U. K. B., Cavallo-Medved, D., Sloane, B. F., Gerner, E. W. & Ignatenko, N., Feb 2008, In : Neoplasia. 10, 2, p. 140-148 9 p.

Research output: Contribution to journalArticle

Caveolin 1
Kallikreins
Colonic Neoplasms
Proteins
HCT116 Cells
27 Citations (Scopus)

Combination chemoprevention of intestinal carcinogenesis in a murine model of familial adenomatous polyposis

Ignatenko, N., Besselsen, D. G., Stringer, D. E., Blohm-Mangone, K. A., Cui, H. & Gerner, E. W., 2008, In : Nutrition and Cancer. 60, SUPPL. 1, p. 30-35 6 p.

Research output: Contribution to journalArticle

Celecoxib
Sulindac
Eflornithine
Adenomatous Polyposis Coli
Chemoprevention
2 Citations (Scopus)

HuRrying colon cancer progression

Ignatenko, N. & Gerner, E. W., Mar 2008, In : Cancer Biology and Therapy. 7, 3, p. 428-429 2 p.

Research output: Contribution to journalArticle

Neoplastic Gene Expression Regulation
Adenomatous Polyposis Coli
RNA-Binding Proteins
RNA Stability
Surface Antigens
35 Citations (Scopus)

Kallikrein 6 is a mediator of K-RAS-dependent migration of colon carcinoma cells

Henkhaus, R. S., Gerner, E. W. & Ignatenko, N., Jun 1 2008, In : Biological Chemistry. 389, 6, p. 757-764 8 p.

Research output: Contribution to journalArticle

Kallikreins
Colon
Cells
Carcinoma
Colonic Neoplasms
28 Citations (Scopus)

Wild-type APC regulates caveolin-1 expression in human colon adenocarcinoma cell lines via FOXO1a and C-myc

Roy, U. K. B., Henkhaus, R. S., Ignatenko, N., Mora, J., Fultz, K. E. & Gerner, E. W., Dec 2008, In : Molecular Carcinogenesis. 47, 12, p. 947-955 9 p.

Research output: Contribution to journalArticle

Caveolin 1
Adenomatous Polyposis Coli
Colon
Adenocarcinoma
Cell Line
2007
17 Citations (Scopus)

Deoxycholate-induced colitis is markedly attenuated in Nos2 knockout mice in association with modulation of gene expression profiles

Bernstein, H., Holubec, H., Bernstein, C., Ignatenko, N., Gerner, E., Dvorak, K., Besselsen, D., Blohm-Mangone, K. A., Padilla-Torres, J., Dvorakova, B., Garewal, H. & Payne, C. M., Mar 2007, In : Digestive Diseases and Sciences. 52, 3, p. 628-642 15 p.

Research output: Contribution to journalArticle

Deoxycholic Acid
Colitis
Transcriptome
Knockout Mice
Diet
44 Citations (Scopus)

Risk and risk reduction involving arginine intake and meat consumption in colorectal tumorigenesis and survival

Zell, J. A., Ignatenko, N., Yerushalmi, H. F., Ziogas, A., Besselsen, D. G., Gerner, E. W. & Anton-Culver, H., Feb 1 2007, In : International Journal of Cancer. 120, 3, p. 459-468 10 p.

Research output: Contribution to journalArticle

Risk Reduction Behavior
Meat
Arginine
Colorectal Neoplasms
Carcinogenesis
27 Citations (Scopus)

Serial endoscopy in azoxymethane treated mice using ultra-high resolution optical coherence tomography

Hariri, L. P., Qiu, Z., Tumlinson, A. R., Besselsen, D. G., Gerner, E. W., Ignatenko, N., Považay, B., Hermann, B., Sattmann, H., McNally, J., Unterhuber, A., Drexler, W. & Barton, J. K., Nov 2007, In : Cancer Biology and Therapy. 6, 11, p. 1753-1762 10 p.

Research output: Contribution to journalArticle

Azoxymethane
Optical Coherence Tomography
Endoscopy
Adenoma
Colorectal Neoplasms
2006
26 Citations (Scopus)

Dietary putrescine reduces the intestinal anticarcinogenic activity of sulindac in a murine model of familial adenomatous polyposis

Ignatenko, N., Besselsen, D. G., Basu Roy, U. K., Stringer, D. E., Blohm-Mangone, K. A., Padilla-Torres, J. L., Guillen-R, J. M. & Gerner, E. W., 2006, In : Nutrition and Cancer. 56, 2, p. 172-181 10 p.

Research output: Contribution to journalArticle

Sulindac
Adenomatous Polyposis Coli
Putrescine
anticarcinogenic activity
putrescine
4 Citations (Scopus)
Pharmacogenetics
Polyamines
DNA Methylation
Colon
Adenocarcinoma
37 Citations (Scopus)

Role of c-Myc in intestinal tumorigenesis of the ApcMin/+ mouse

Ignatenko, N., Holubec, H., Besselsen, D. G., Blohm-Mangone, K. A., Padilla-Torres, J. L., Nagle, R. B., De Alboránç, I. M., Guillen-R, J. M. & Gerner, E. W., Dec 2006, In : Cancer Biology and Therapy. 5, 12, p. 1658-1664 7 p.

Research output: Contribution to journalArticle

Adenomatous Polyposis Coli
Carcinogenesis
Colon
Transcriptional Regulatory Elements
Proto-Oncogene Proteins c-myc
36 Citations (Scopus)

Role of polyamines in arginine-dependent colon carcinogenesis in Apc Min/+ mice

Yerushalmi, H. F., Besselsen, D. G., Ignatenko, N., Blohm-Mangone, K. A., Padilla-Torres, J. L., Stringer, D. E., Guillen, J. M., Holubec, H., Payne, C. M. & Gerner, E. W., Oct 2006, In : Molecular Carcinogenesis. 45, 10, p. 764-773 10 p.

Research output: Contribution to journalArticle

Polyamines
Colon
Carcinogenesis
Arginine
Apoptosis
30 Citations (Scopus)

The role of NO synthases in arginine-dependent small intestinal and colonic carcinogenesis

Yerushalmi, H. F., Besselsen, D. G., Ignatenko, N., Blohm-Mangone, K. A., Padilla-Torres, J. L., Stringer, D. E., Cui, H., Holubec, H., Payne, C. M. & Gerner, E. W., Feb 2006, In : Molecular Carcinogenesis. 45, 2, p. 93-105 13 p.

Research output: Contribution to journalArticle

Nitric Oxide Synthase
Arginine
Carcinogenesis
Apoptosis
Small Intestine
31 Citations (Scopus)

Unique dietary-related mouse model of colitis

Bernstein, H., Holubec, H., Bernstein, C., Ignatenko, N., Gerner, E., Dvorak, K., Besselsen, D., Ramsey, L., Dall'Agnol, M., Blohm-Mangone, K. A., Padilla-Torres, J., Cui, H., Garewal, H. & Payne, C. M., Apr 2006, In : Inflammatory Bowel Diseases. 12, 4, p. 278-293 16 p.

Research output: Contribution to journalArticle

Deoxycholic Acid
Colitis
Inflammatory Bowel Diseases
High Fat Diet
Diet
2005
15 Citations (Scopus)
Adenomatous Polyposis Coli
Tumor Suppressor Genes
Colonic Neoplasms
Tumors
Genes
2004
17 Citations (Scopus)

Role of polyamines in the function of nuclear transcription factor NF-κB in breast cancer cells

Zaletok, S., Alexandrova, N., Berdynskykh, N., Ignatenko, N., Gogol, S., Orlovsky, O., Tregubova, N., Gerner, E. & Chekhun, V., Sep 2004, In : Eksperimentalnaa onkologia. 26, 3, p. 221-225 5 p.

Research output: Contribution to journalArticle

Polyamines
NF-kappa B
Transcription Factors
Breast Neoplasms
MCF-7 Cells
48 Citations (Scopus)

Suppression of Polyamine Catabolism by Activated Ki-ras in Human Colon Cancer Cells

Ignatenko, N., Babbar, N., Mehta, D., Casero, R. A. & Gerner, E. W., Feb 2004, In : Molecular Carcinogenesis. 39, 2, p. 91-102 12 p.

Research output: Contribution to journalArticle

PPAR gamma
Polyamines
Colonic Neoplasms
Clone Cells
ras Genes
38 Citations (Scopus)

The Chemopreventive Agent α-Difluoromethylornithine Blocks Ki-ras-Dependent Tumor Formation and Specific Gene Expression in Caco-2 Cells

Ignatenko, N., Zhang, H., Watts, G. S., Skovan, B. A., Stringer, D. E. & Gerner, E. W., Apr 2004, In : Molecular Carcinogenesis. 39, 4, p. 221-233 13 p.

Research output: Contribution to journalArticle

Eflornithine
Caco-2 Cells
Gene Expression
Integrin alpha1
Neoplasms
2003
110 Citations (Scopus)

Cyclooxygenase-independent Induction of Apoptosis by Sulindac Sulfone Is Mediated by Polyamines in Colon Cancer

Babbar, N., Ignatenko, N., Casero, R. A. & Gerner, E. W., Nov 28 2003, In : Journal of Biological Chemistry. 278, 48, p. 47762-47775 14 p.

Research output: Contribution to journalArticle

Peroxisome Proliferator-Activated Receptors
Polyamines
Prostaglandin-Endoperoxide Synthases
Colonic Neoplasms
Apoptosis
31 Citations (Scopus)

Inhibition of human ornithine decarboxylase activity by enantiomers of difluoromethylornithine

Ning, Q. U., Ignatenko, N., Yamauchi, P., Stringer, D. E., Levenson, C., Shannon, P., Perrin, S. & Gerner, E. W., Oct 15 2003, In : Biochemical Journal. 375, 2, p. 465-470 6 p.

Research output: Contribution to journalArticle

Eflornithine
Ornithine Decarboxylase
Enantiomers
Ornithine
Decarboxylation
9 Citations (Scopus)
Chemoprevention
Colonic Neoplasms
Rodentia
Colon
Carcinogenesis
4 Citations (Scopus)

Regulation of the HIV1 long terminal repeat by mutant heat shock factor

Ignatenko, N. & Gerner, E. W., Aug 1 2003, In : Experimental Cell Research. 288, 1, p. 1-8 8 p.

Research output: Contribution to journalArticle

HIV Long Terminal Repeat
HIV-1
Shock
Hot Temperature
Consensus Sequence
2000
39 Citations (Scopus)

Influence of K-ras activation on the survival responses of Caco-2 cells to the chemopreventive agents sulindac and difluoromethylornithine

Lawson, K. R., Ignatenko, N., Piazza, G. A., Cui, H. & Gerner, E. W., 2000, In : Cancer Epidemiology Biomarkers and Prevention. 9, 11, p. 1155-1162 8 p.

Research output: Contribution to journalArticle

Sulindac
Eflornithine
Caco-2 Cells
Survival
Apoptosis
42 Citations (Scopus)

Sulindac sulfone inhibits K-ras-dependent cyclooxygenase-2 expression in human colon cancer cells

Taylor, M. T., Lawson, K. R., Ignatenko, N., Marek, S. E., Stringer, D. E., Skovan, B. A. & Gerner, E. W., Dec 1 2000, In : Cancer Research. 60, 23, p. 6607-6610 4 p.

Research output: Contribution to journalArticle

Cyclooxygenase 2
Colonic Neoplasms
Prostaglandin-Endoperoxide Synthases
Sulindac
Sulfides
1999
72 Citations (Scopus)

APC-dependent changes in expression of genes influencing polyamine metabolism, and consequences for gastrointestinal carcinogenesis, in the Min mouse

Erdman, S. H., Ignatenko, N., Powell, M. B., Blohm-Mangone, K. A., Holubec, H., Guillén-Rodriguez, J. M. & Gerner, E. W., 1999, In : Carcinogenesis. 20, 9, p. 1709-1713 5 p.

Research output: Contribution to journalArticle

Polyamines
Carcinogenesis
Ornithine Decarboxylase
Gene Expression
Eflornithine
1996
15 Citations (Scopus)

Expression of the human spermidine/spermine N1-acetyltransferase in spermidine acetylation-deficient Escherichia coli

Ignatenko, N., Fish, J. L., Shassetz, L. R., Woolridge, D. P. & Gerner, E. W., Oct 15 1996, In : Biochemical Journal. 319, 2, p. 435-440 6 p.

Research output: Contribution to journalArticle

Acetylation
Acetyltransferases
Spermidine
Spermine
Escherichia coli
14 Citations (Scopus)

Growth arrest- and polyamine-dependent expression of spermidine/spermine N1-acetyltransferase in human tumor cells

Ignatenko, N. & Gerner, E. W., Apr 1996, In : Cell Growth and Differentiation. 7, 4, p. 481-486 6 p.

Research output: Contribution to journalArticle

Spermine
Polyamines
Growth
Neoplasms
RNA
1994

The effect of polyhexamethyleneguanidine on some indices of polyamine metabolism in rats with transplantable hepatoma H-27

Zaletok, S. P., Berdinskikh, N. K., Ignatenko, N., Baumanis, E. A., Lidak Yu., M. & Lyalyushko, N. M., 1994, In : Eksperimentalnaa onkologia. 16, 2-3, p. 136-139 4 p.

Research output: Contribution to journalArticle

Polyamines
Hepatocellular Carcinoma
Liver
Neoplasms
Cell Membrane
1993

The influence of polyhexamethyleneguanidine on polyamine metabolism in mongrel rats and on the growth and metastatic spreading of transplantable Lewis lung carcinoma in C57Bl mice

Zaletok, S. P., Lyalyushko, N. M., Berdinskikh, N. K., Ignatenko, N., Lidak Yu., M., Baumanis, E. A. & Birska, I. A., 1993, In : Eksperimentalnaa onkologia. 15, 6, p. 36-40 5 p.

Research output: Contribution to journalArticle

Lewis Lung Carcinoma
Polyamines
Growth
Ceruloplasmin
Ornithine Decarboxylase
1991
42 Citations (Scopus)

Ornithine decarboxylase activity and polyamine content in adenocarcinomas of human stomach and large intestine

Berdinskikh, N. K., Ignatenko, N., Zaletok, S. P., Ganina, K. P. & Chorniy, V. A., 1991, In : International Journal of Cancer. 47, 4, p. 496-498 3 p.

Research output: Contribution to journalArticle

Ornithine Decarboxylase
Large Intestine
Polyamines
Stomach
Adenocarcinoma
1990

Aktivnost' ornitindekarboksilazy i soderzhanie poliaminov pri indutsirovannom 1,2-dimetilgidrazinom kantserogeneze kishechnika u krys.

Translated title of the contribution: Ornithine decarboxylase activity and polyamine contents in 1,2-dimethylhydrazine-induced carcinogenesis of the intestines in ratsBerdinskikh, N. K., Ignatenko, N. & Zaletok, S. P., 1990, In : Eksperimentalnaa onkologia. 12, 6, p. 34-36 3 p.

Research output: Contribution to journalArticle

1,2-Dimethylhydrazine
Ornithine Decarboxylase
Polyamines
Intestines
Carcinogenesis
1988
2 Citations (Scopus)

Aktivnost' ornitindekarboksilazy i soderzhanie poliaminov v adenokartsinomakh zheludka i tolstogo kishechnika cheloveka.

Translated title of the contribution: Ornithine decarboxylase activity and polyamine content in human adenocarcinomas of the stomach and large intestineBerdinskikh, N. K., Zaletok, S. P., Bobro, L. I. & Ignatenko, N., 1988, In : Eksperimentalnaa onkologia. 10, 6, p. 39-41 3 p.

Research output: Contribution to journalArticle

Ornithine Decarboxylase
Large Intestine
Polyamines
Stomach
Mucous Membrane
1 Citation (Scopus)

Uvelichenie aktivnosti ornitindekarboksilazy i soderzhaniia poliaminov v pecheni krys v ranniǐ period gepatokantserogeneza.

Translated title of the contribution: Increase in ornithine decarboxylase activity and polyamine levels of the rat liver during an early period of hepatocarcinogenesisBerdinskikh, N. K., Zaletok, S. P., Ignatenko, N. & Draga, N. V., Jan 1988, In : Ukrainskii biokhimicheskii zhurnal. 60, 1, p. 94-97 4 p.

Research output: Contribution to journalArticle

Ornithine Decarboxylase
Polyamines
Liver
Rats
Cell membranes