25 citations,
April 2015 in “Current problems in dermatology” Hair regrowth slows with age and can be affected by treatments that change enzyme activity in the skin.
17 citations,
July 2013 in “Amino Acids” Increased ODC activity leads to skin tumors by recruiting stem cells, not by toxic byproducts.
26 citations,
June 2003 in “PubMed” Alpha-difluoromethylornithine prevents cancer in mice but causes hair loss.
13 citations,
December 2001 in “Journal of Investigative Dermatology” Overexpressing ornithine decarboxylase and v-Ha-ras in keratinocytes leads to invasiveness and malignancy.
34 citations,
April 2001 in “PubMed” Vaniqa cream slows unwanted facial hair growth in women.
31 citations,
September 1999 in “Molecular Carcinogenesis” Increased ornithine decarboxylase makes normally tumor-resistant mice more sensitive to tumors.
233 citations,
July 1997 in “PubMed” High levels of ornithine decarboxylase can cause tumors in mouse skin.
26 citations,
January 1992 in “Carcinogenesis” TPA strongly increases ODC activity in certain skin cells, potentially aiding tumor growth.
1 citations,
January 1989 in “Carcinogenesis” Dexamethasone reduces inflammation and delays skin cell changes caused by TPA.
30 citations,
July 2010 in “Experimental Dermatology” Polyamines are important for hair growth, but more research is needed to understand their functions and treatment potential.
88 citations,
August 1998 in “Carcinogenesis” High levels of ODC and a mutant Ha-ras gene cause tumors in mice.
3 citations,
February 1983 in “Journal of Investigative Dermatology” Hair plucking quickly increases antizyme, reducing a specific enzyme activity in rats.
10 citations,
July 1980 in “British Journal of Dermatology” Topical putrescine and spermine increased DNA synthesis in hairless mouse skin.
115 citations,
January 2001 in “American journal of clinical dermatology” Eflornithine cream effectively reduces women's unwanted facial hair but hair returns if treatment stops.
67 citations,
September 2001 in “American Journal Of Pathology” Inhibiting ODC can prevent UV-induced skin cancer.
20 citations,
April 2000 in “Experimental dermatology” ODC transgenic mice can model human hair loss with skin lesions.
5 citations,
October 2013 in “Experimental Dermatology” The commentary explains that a balance of HR protein and putrescine is important for normal hair growth.
3 citations,
June 2009 in “The journal of alternative and complementary medicine/Journal of alternative and complementary medicine” Green tea extract may help reduce excessive hair growth.
46 citations,
February 1983 in “The Journal of Dermatology” Hair regrowth slows with age due to changes in enzyme activity.
71 citations,
May 1996 in “Journal of Investigative Dermatology” Ornithine decarboxylase is crucial for hair growth regulation in mice.
42 citations,
February 1996 in “Journal of Investigative Dermatology” Polyamines, especially spermidine, are essential for hair growth.
43 citations,
April 2011 in “AJP Endocrinology and Metabolism” Androgens increase muscle mass by promoting myoblast growth through ornithine decarboxylase.
37 citations,
January 2006 in “Carcinogenesis” Antizyme slows skin tumor growth by reducing cell growth in mice.
8 citations,
August 2014 in “Biochemical and Biophysical Research Communications” ODC overexpression in hair cells increases tumor growth by reducing Notch signaling.
54 citations,
May 2001 in “Journal of Investigative Dermatology” Excessive putrescine causes hair loss in transgenic mice by disrupting hair follicle development.
52 citations,
May 1997 in “Journal of Biological Chemistry” High ornithine decarboxylase levels may lead to hair loss and cancer by increasing CK2 activity in the nucleus.
10 citations,
August 2013 in “Experimental Dermatology” Hairless protein and putrescine regulate each other, affecting hair growth and skin balance.
64 citations,
March 2004 in “Journal of Clinical Investigation” Targeting ornithine decarboxylase can help prevent skin cancer.
33 citations,
March 1994 in “PubMed” High ODC and low K1 and K10 may indicate early skin tumors in mice.
11 citations,
October 2005 in “Toxicological Sciences” Cigarette smoke condensates increase tumor-promoting markers in mouse skin, especially around hair follicles.