KAFKOVA RASKOVA, Leona, Veronika NAVRKALOVÁ, Marie JAROSOVA, Tomáš LOJA, Jana ČERNÁ, Jana KUCEROVA, Eva KRIEGOVA, Vit PROCHAZKA, Zdenek NOVAK, Dana SIMKOVA, Šárka POSPÍŠILOVÁ and Vladimir DIVOKY. Ability to downregulate the level of cyclin-dependent kinase inhibitor p27(Kip1) after DNA damage is retained in chronic lymphocytic leukemia cells with functional ATM/p53 signaling pathway. LEUKEMIA & LYMPHOMA. Oxon: TAYLOR & FRANCIS LTD, 2017, vol. 58, No 1, p. 199-203. ISSN 1042-8194. Available from: https://dx.doi.org/10.1080/10428194.2016.1187276.
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Basic information
Original name Ability to downregulate the level of cyclin-dependent kinase inhibitor p27(Kip1) after DNA damage is retained in chronic lymphocytic leukemia cells with functional ATM/p53 signaling pathway
Authors KAFKOVA RASKOVA, Leona (203 Czech Republic), Veronika NAVRKALOVÁ (203 Czech Republic, belonging to the institution), Marie JAROSOVA (203 Czech Republic), Tomáš LOJA (703 Slovakia, belonging to the institution), Jana ČERNÁ (203 Czech Republic, belonging to the institution), Jana KUCEROVA (203 Czech Republic), Eva KRIEGOVA (203 Czech Republic), Vit PROCHAZKA (203 Czech Republic), Zdenek NOVAK (840 United States of America), Dana SIMKOVA (203 Czech Republic), Šárka POSPÍŠILOVÁ (203 Czech Republic, guarantor, belonging to the institution) and Vladimir DIVOKY (203 Czech Republic).
Edition LEUKEMIA & LYMPHOMA, Oxon, TAYLOR & FRANCIS LTD, 2017, 1042-8194.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 30200 3.2 Clinical medicine
Country of publisher United Kingdom of Great Britain and Northern Ireland
Confidentiality degree is not subject to a state or trade secret
WWW URL
Impact factor Impact factor: 2.644
RIV identification code RIV/00216224:14740/17:00094367
Organization unit Central European Institute of Technology
Doi http://dx.doi.org/10.1080/10428194.2016.1187276
UT WoS 000387484400027
Keywords in English PROTEIN EXPRESSION; ATM; APOPTOSIS; SURVIVAL; MYC
Tags rivok
Tags International impact, Reviewed
Changed by Changed by: Mgr. Pavla Foltynová, Ph.D., učo 106624. Changed: 28/2/2018 16:02.
Abstract
The activity of the key DNA-damage response (DDR) kinases, ATR and ATM, is largely compromised in chronic lymphocytic leukemia (CLL) cells. While noncycling CLL cells lack ATR protein expression,[1] ATM is commonly targeted for inactivation by genetic abnormalities of the ATM gene.[2] It has been shown that checkpoint pathways, which operate in cycling somatic cells and target Cdk2 kinase activity, are to some extent activated in arrested CLL cells after DNA damage as well;[3] however, the impact of these pathways is questionable, as it could be hampered by predominantly cytoplasmic localization of Cdk2 in CLL cells.[4] Nevertheless, DDR plays a key role in sensitivity of CLL to chemotherapy. Another stress-response kinase, p38 MAP kinase (p38MAPK), was shown to promote CLL cells survival.[5] In multiple cell types, p38MAPK activates different cell cycle checkpoints (mainly through regulation of cyclindependent kinase (Cdk) inhibitors p21Cip1 and p27Kip1), and also ATM/ATR-dependent G2/M checkpoint signaling through MAPKAP kinase-2 activity.[6] While relationship between ATM/p53 and p21Cip1 expression in CLL was studied,[7] the association of ATM kinase activity with the levels of p27Kip1 after DNA damage has not been elucidated in CLL cells.
Links
LQ1601, research and development projectName: CEITEC 2020 (Acronym: CEITEC2020)
Investor: Ministry of Education, Youth and Sports of the CR
NV15-31834A, research and development projectName: Vliv selekce genomických poškození na průběh chronické lymfocytární leukémie
TE02000058, research and development projectName: Centrum kompetence pro molekulární diagnostiku a personalizovanou medicínu (Acronym: MOLDIMED)
Investor: Technology Agency of the Czech Republic
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