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Naslov:Gene expression levels of the prolyl hydroxylase domain proteins PHD1 and PHD2 but not PHD3 are decreased in primary tumours and correlate with poor prognosis of patients with surgically resected non-small-cell lung cancer
Avtorji:ID Koren, Ana, Klinika Golnik (Avtor)
ID Rijavec, Matija, Klinika Golnik, Biotehniška fakulteta UL (Avtor)
ID Krumpestar, Tomaž, Klinika Golnik (Avtor)
ID Kern, Izidor, Klinika Golnik (Avtor)
ID Sadikov, Aleksander (Avtor)
ID Čufer, Tanja, Klinika Golnik, Medicinska fakulteta UL (Avtor)
ID Korošec, Peter, Klinika Golnik (Avtor)
Datoteke:.pdf PDF - Predstavitvena datoteka, prenos (820,49 KB)
MD5: 85B6284F7ABC1319C112B12AAC1AE48E
 
URL URL - Izvorni URL, za dostop obiščite https://www.mdpi.com/2072-6694/13/10/2309/pdf
 
Jezik:Angleški jezik
Tipologija:1.01 - Izvirni znanstveni članek
Organizacija:Logo UKPBAG - Univerzitetna klinika za pljučne bolezni in alergijo Golnik
Povzetek:Background: Hypoxia correlates with poor prognosis in several cancer types, including lung cancer. Prolyl hydroxylase domain proteins (PHDs) play a role in cell oxygen sensing, negatively regulating the hypoxia-inducible factor (HIF) pathway. Our study aim was to evaluate PHD1, PHD2 and PHD3 mRNA expression levels in primary tumours and normal lungs of non-small-cell lung cancer (NSCLC) patients and to correlate it with selected regulators of HIF signalling, with clinicopathological characteristics and overall survival (OS). Methods: Tumour tissue samples were obtained from 60 patients with surgically resected NSCLC who were treated with radical surgery. In 22 out of 60 cases, matching morphologically normal lung tissue was obtained. PHD1, PHD2 and PHD3 mRNA expressions were measured using RT-qPCR. Results: The PHD1 and PHD2 mRNA levels in primary tumours were significantly decreased compared to those in normal lungs (both p < 0.0001). PHD1 and PHD2 expression in tumours was positively correlated (rs = 0.82; p < 0.0001) and correlated well with HIF pathway downstream genes HIF1A, PKM2 and PDK1. Decreased PHD1 and PHD2 were associated with larger tumour size, higher tumour stage (PHD1 only) and squamous cell carcinoma. Patients with low PHD1 and patients with low PHD2 expression had shorter OS than patients with high PHD1 (p = 0.02) and PHD2 expression (p = 0.01). PHD1 showed borderline independent prognostic values in multivariate analysis (p = 0.06). In contrast, we found no associations between PHD3 expression and any of the observed parameters. Conclusions: Our results show that reduced expression of PHD1 and PHD2 is associated with the development and progression of NSCLC. PHD1 could be further assessed as a prognostic marker in NSCLC.
Ključne besede:non-small-cell lung carcinoma, prognosis, non-small cell lung cancer, mRNA expression, prolyl hydroxylase domain proteins
Status publikacije:Objavljeno
Verzija publikacije:Objavljena publikacija
Kraj izida:Švica
Založnik:MDPI
Leto izida:2021
Št. strani:str. 1-14
Številčenje:Vol. 13, iss. 10
PID:20.500.12556/DiRROS-14075 Novo okno
UDK:616-006
ISSN pri članku:2072-6694
DOI:10.3390/cancers13102309 Novo okno
COBISS.SI-ID:63269891 Novo okno
Avtorske pravice:© 2021 by the authors
Opomba:Nasl. z nasl. zaslona; Soavtorji: Matija Rijavec, Tomaž Krumpestar, Izidor Kern, Aleksander Sadikov, Tanja Čufer, Peter Korošec; Opis vira z dne 14. 5. 2021; Št. prispevka: 2309;
Datum objave v DiRROS:21.05.2021
Število ogledov:1180
Število prenosov:855
Metapodatki:XML RDF-CHPDL DC-XML DC-RDF
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Gradivo je del revije

Naslov:Cancers
Skrajšan naslov:Cancers
Založnik:MDPI
ISSN:2072-6694
COBISS.SI-ID:517914137 Novo okno

Licence

Licenca:CC BY 4.0, Creative Commons Priznanje avtorstva 4.0 Mednarodna
Povezava:http://creativecommons.org/licenses/by/4.0/deed.sl
Opis:To je standardna licenca Creative Commons, ki daje uporabnikom največ možnosti za nadaljnjo uporabo dela, pri čemer morajo navesti avtorja.
Začetek licenciranja:12.05.2021

Sekundarni jezik

Jezik:Ni določen
Ključne besede:nedrobnocelični karcinom pljuč, prognoza non-small cell lung cancer, izražanje mRNA, beljakovine s prolil hidroksilazno domeno


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