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Imunohistokemična analiza izražanja glukokortikoidnih receptorjev pri zgodnjem raku dojk in njihov vpliv na odgovor na zdravljenje z neoadjuvantno sistemsko terapijo
Marjetka Sraka, Barbara Gazić, Primož Drev, Cvetka Grašič-Kuhar, 2024, izvirni znanstveni članek

Povzetek: Glukokortikoidni receptor (GR) je različno izražen na tumorskih in imunskih celicah raka dojk, njegova izraženost pa je morda odvisna od molekularnega podtipa raka dojk, prav tako njegova izraženost morda vpliva na odgovor na neoad-juvantno sistemsko terapijo. Naš namen je vpeljati zanesljivo imunohistokemično barvanje s protitelesi proti GR, drugi namen pa je oceniti izraženost GR na vzorcih raka dojk in preučiti, ali se ta izraža različno pri različnih podtipih in ali njegova izraženost vpliva na odgovor na neoadjuvantno sistemsko terapijo.
Ključne besede: rak dojk, neoadjuvantno sistemsko zdravljenje, glukokortikoidni receptor
Objavljeno v DiRROS: 26.07.2024; Ogledov: 650; Prenosov: 256
.pdf Celotno besedilo (7,50 MB)

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Significance of nuclear factor - kappa beta activation on prostate needle biopsy samples in the evaluation of Gleason score 6 prostatic carcinoma indolence
Marko Zupančič, Boris Pospihalj, Snežana Cerović, Barbara Gazić, Primož Drev, Marko Hočevar, Andraž Perhavec, 2020, izvirni znanstveni članek

Povzetek: The goal of our study was to find out whether the immunohistochemical expression of nuclear factor-kappa beta (NF-%B) p65 in biopsy samples with Gleason score 3 + 3 = 6 (GS 6) can be a negative predictive factor for Prostate cancer (PCa) indolence. Patients and methods Study was conducted on a retrospective cohort of 123 PCa patients with initial total PSA % 10 ng/ml, number of needle biopsy specimens % 8, GS 6 on biopsy and T1/T2 estimated clinical stage who underwent laparoscopic radical prostatectomy and whose archived formalin-fixed and paraffin-embedded (FFPE) prostate needle biopsy specimens were used for additional immunohistochemistry staining for detection of NF-%B p65. Both cytoplasmic and nuclear NF-%B p65 expression in biopsy cores with PCa were correlated with postoperative pathological stage, positive surgical margins, GS and biochemical progression of disease. Results After follow-up of 66 months, biochemical progression (PSA % 0.2 ng/ml) occurred in 6 (5.1%) patients, 3 (50%) with GS 6 and 3 (50%) with GS 7 after radical prostatectomy. Both cytoplasmic and nuclear NF-%B p65 expressions were not significantly associated with pathological stage, positive surgical margin and postoperative GS. Patients with positive cytoplasmic NF-kB reaction had significantly more frequent biochemical progression than those with negative cytoplasmic NF-kB reaction with PSA 0.2 ng/ml as cutoff point (p = 0.015) and a trend towards more biochemical progression with PSA % 0.05 ng/ml as cutoff point (p = 0.068). Conclusions Cytoplasmic expression of NF-%B is associated with more biochemical progression and might be an independent prognostic factor for recurrence-free survival (RFS), but further studies including larger patient cohorts are needed to confirm these initial results.
Ključne besede: prostate cancer, needle biopsy, nuclear factor-kappa beta, Gleason
Objavljeno v DiRROS: 12.07.2024; Ogledov: 521; Prenosov: 271
.pdf Celotno besedilo (399,54 KB)
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Vpliv opustitve dopolnilne kemoterapije na preživetje bolnic z zgodnjim ER+/HER2+ rakom dojk
Valentina Jerič Horvat, Damjan Manevski, Barbara Gazić, Primož Drev, Domen Ribnikar, Erika Matos, Boštjan Šeruga, 2022, objavljeni povzetek strokovnega prispevka na konferenci

Ključne besede: onkologija, rak dojke, kemoterapija
Objavljeno v DiRROS: 27.01.2023; Ogledov: 1127; Prenosov: 280
.pdf Celotno besedilo (47,33 KB)

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Določanje onkogena Her-2 pri karcinomu dojke
Primož Drev, Rastko Golouh, 2002, strokovni članek

Objavljeno v DiRROS: 31.08.2018; Ogledov: 3369; Prenosov: 731
.pdf Celotno besedilo (108,24 KB)

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