Prof. Dr. Özlem Er

Comparison of First-Line Pembrolizumab Monotherapy Versus Chemo-Immunotherapy in Metastatic Non-Small Cell Lung Cancer Patients with PD-L1 TPS ≥ 50%: A Multicenter Real-World Study from Turkey

Medicina, 2026

DOI 10.3390/medicina62112136 Frei zugänglicher VolltextQuelle: OpenAlex

Real‑world efficacy and safety data of immune checkpoint inhibitors in Turkish patients with metastatic melanoma: A Turkish oncology group retrospective study

Molecular and Clinical Oncology, 2025

DOI 10.3892/mco.2025.2846 PMID 40297501 Frei zugänglicher VolltextQuelle: OpenAlex

Real-World Outcomes in BRAF-Mutant Non-small Cell Lung Cancer: A Multicenter Analysis From the Turkish Oncology Group

Clinical Lung Cancer, 2025

DOI 10.1016/j.cllc.2025.07.015 PMID 40813186 2 Zitationen (Europe PMC) Quelle: OpenAlex

Comparing the efficacy of regorafenib and 5-fluorouracil-based rechallenge chemotherapy in the third-line treatment of metastatic colorectal cancer

BMC Cancer, 2024

DOI 10.1186/s12885-023-11783-5 PMID 38166764 6 Zitationen (Europe PMC) Frei zugänglicher VolltextQuelle: OpenAlex

Beyond traditional therapies: clinical significance of complex molecular profiling in patients with advanced solid tumours—results from a Turkish multi-centre study

Japanese Journal of Clinical Oncology, 2024

DOI 10.1093/jjco/hyae002 PMID 38271177 1 Zitation (Europe PMC) Frei zugänglicher VolltextQuelle: OpenAlex

Total Neoadjuvant Therapy Versus Neoadjuvant Chemoradiation for Locally Advanced Rectal Cancer: A Multi-Institutional Real-World Study

Cancers, 2024

DOI 10.3390/cancers16183213 PMID 39335184 8 Zitationen (Europe PMC) Frei zugänglicher VolltextQuelle: OpenAlex

Efficacy of subsequent treatments in patients with hormone-positive advanced breast cancer who had disease progression under CDK 4/6 inhibitor therapy

BMC Cancer, 2023

DOI 10.1186/s12885-023-10609-8 PMID 36765293 18 Zitationen (Europe PMC) Frei zugänglicher VolltextQuelle: OpenAlex

Major and minor salivary gland cancers: A multicenter retrospective study

Head & Neck, 2023

DOI 10.1002/hed.27376 PMID 37084179 8 Zitationen (Europe PMC) Frei zugänglicher VolltextQuelle: OpenAlex

The efficacy of immunotherapy and chemoimmunotherapy in patients with advanced rare tumors: A Turkish oncology group ( TOG ) study

Cancer Medicine, 2023

DOI 10.1002/cam4.6869 PMID 38140782 1 Zitation (Europe PMC) Frei zugänglicher VolltextQuelle: OpenAlex

Short-Course Radiotherapy Followed by Consolidation Chemotherapy Is Safe and Effective in Locally Advanced Rectal Cancer: Comparative Short-term Results of Multicenter Propensity Score Case-Matched Study

Diseases of the Colon & Rectum, 2023

DOI 10.1097/dcr.0000000000002646 PMID 36856669 3 Zitationen (Europe PMC) Quelle: OpenAlex

Safety and survival in adult women with platinum sensitive relapsed BRCA mutant ovarian cancer: A study of patients in Olaparib Turkey Early Access Program—LynTurk study.

Journal of Clinical Oncology, 2023

DOI 10.1200/jco.2023.41.16_suppl.e17509 1 Zitation (OpenAlex) Frei zugänglicher VolltextQuelle: OpenAlex

Real life experience of patients with locally advanced gastric and gastroesophageal junction adenocarcinoma treated with neoadjuvant chemotherapy: a Turkish oncology group study

Journal of Chemotherapy, 2022

DOI 10.1080/1120009x.2022.2073159 PMID 35579894 1 Zitation (Europe PMC) Frei zugänglicher VolltextQuelle: OpenAlex

Atezolizumab combined with chemotherapy in the first-line treatment of extensive-stage small cell lung cancer: a real-life data of the Turkish Oncology Group

Journal of Cancer Research and Clinical Oncology, 2022

DOI 10.1007/s00432-022-04087-x PMID 35689097 11 Zitationen (Europe PMC) Frei zugänglicher VolltextQuelle: OpenAlex

Optimizing the Personalized Care for the Management of Rectal Cancer: A Consensus Statement

The Turkish Journal of Gastroenterology, 2022

DOI 10.5152/tjg.2022.211103 PMID 35993526 4 Zitationen (Europe PMC) Frei zugänglicher VolltextQuelle: OpenAlex

Favorable locoregional control in clinically node-negative hormone-receptor positive breast cancer with low 21-gene recurrence scores: a single-institution study with 10-year follow-up

BMC Cancer, 2022

DOI 10.1186/s12885-022-10308-w PMID 36434599 2 Zitationen (Europe PMC) Frei zugänglicher VolltextQuelle: OpenAlex

MGMT in glial carcinogenesis. Roles from prevention to treatment

European Journal of Cancer Prevention, 2022

DOI 10.1097/cej.0000000000000746 PMID 35671254 3 Zitationen (Europe PMC) Quelle: OpenAlex

Treatment Strategies for Dopamine Agonist-Resistant and Aggressive Prolactinomas: A Comprehensive Analysis of the Literature

Hormone and Metabolic Research, 2021

DOI 10.1055/a-1525-2131 PMID 34282593 11 Zitationen (Europe PMC) Frei zugänglicher VolltextQuelle: OpenAlex

Benign leiomyoma with multiple metastases to vertebrae and calvarium: An index case with comprehensive review of endocrine targets

Neurosurgical Review, 2020

DOI 10.1007/s10143-020-01268-5 PMID 32078084 3 Zitationen (Europe PMC) Quelle: OpenAlex

Efficacy of Palbociclib and Endocrine Treatment in Heavily Pretreated Hormone Receptor-positive Her2-negative Advanced Breast Cancer: Retrospective Multicenter Trial

Balkan Medical Journal, 2020

DOI 10.4274/balkanmedj.galenos.2019.11.143 PMID 31970972 3 Zitationen (Europe PMC) Frei zugänglicher VolltextQuelle: OpenAlex

Clinicopathological and prognostic significance of microsatellit instability (MSI) status and PDl-1 expression in Turkish patients with gastric cancer.

Journal of Clinical Oncology, 2019

DOI 10.1200/jco.2019.37.15_suppl.e15538 1 Zitation (OpenAlex) Quelle: OpenAlex

Pertuzumab, trastuzumab and taxane-based treatment for visceral organ metastatic, trastuzumab-naïve breast cancer: real-life practice outcomes

Cancer Chemotherapy and Pharmacology, 2018

DOI 10.1007/s00280-018-3712-7 PMID 30377778 8 Zitationen (Europe PMC) Frei zugänglicher VolltextQuelle: OpenAlex

Pertuzumab, trastuzumab and taxane combination for visceral organ metastatic patients: Real life practice results

Annals of Oncology, 2018

DOI 10.1093/annonc/mdy272.315 1 Zitation (OpenAlex) Frei zugänglicher VolltextQuelle: OpenAlex

Dealing with the gray zones in the management of gastric cancer: The consensus statement of the İstanbul Group

The Turkish Journal of Gastroenterology, 2018

DOI 10.5152/tjg.2018.18737 PMID 30541724 7 Zitationen (Europe PMC) Frei zugänglicher VolltextQuelle: OpenAlex

Tiroid Kanserlerinde Tirozin Kinaz İnhibitör Tedavisi, Kemoterapi ve Gelecekteki Olası Tedaviler

Turkiye Klinikleri Medical Oncology - Special Topics, 2017

Quelle: OpenAlex

18F-fluorodeoxyglucose-positron emission tomography avid paraspinal soft-tissue mass mimicking a malign neoplasm: non-traumatic myositis ossificans

The Spine Journal, 2016

DOI 10.1016/j.spinee.2016.03.036 PMID 27001110 2 Zitationen (Europe PMC) Quelle: OpenAlex

Cutaneous melanoma in Turkey: analysis of 1157 patients in the Melanoma Turkish Study.

PubMed, 2015

PMID 26416068 5 Zitationen (Europe PMC) Quelle: OpenAlex

Positive Effects of Oral β-Glucan on Mucositis and Leukopenia in Colorectal Cancer Patients Receiving Adjuvant FOLFOX-4 Combination Chemotherapy

Asian Pacific Journal of Cancer Prevention, 2014

DOI 10.7314/apjcp.2014.15.8.3641 PMID 24870771 15 Zitationen (Europe PMC) Quelle: OpenAlex

Bone health in breast cancer patients: A comprehensive statement by CECOG/SAKK Intergroup

The Breast, 2014

DOI 10.1016/j.breast.2014.05.023 PMID 24986766 15 Zitationen (Europe PMC) Quelle: OpenAlex

The effect of small-molecular-weight heparin added to chemotherapy on survival in small-cell lung cancer - A retrospective analysis

Indian Journal of Cancer, 2014

DOI 10.4103/0019-509x.146784 PMID 25494131 5 Zitationen (Europe PMC) Quelle: OpenAlex

D-dimer is a marker of response to chemotherapy in patients with metastatic colorectal cancer.

PubMed, 2013

PMID 23818351 14 Zitationen (Europe PMC) Quelle: OpenAlex

Analysis of resected gastric cancer in Turkish population.

PubMed, 2013

DOI 10.5754/hge11078 PMID 24298576 Frei zugänglicher VolltextQuelle: OpenAlex

Küçük Hücreli Akciğer Kanserinin Mide Metastazı: Olgu Sunumu

Acibadem University Open Access Repository, 2012

Frei zugänglicher VolltextQuelle: OpenAlex

349 High Ki67 Values Are Significantly Correlated with Oncotype DX Scores

European Journal of Cancer, 2012

DOI 10.1016/s0959-8049(12)70415-x Quelle: OpenAlex

Prognostic value of tumor growth factor levels during chemotherapy in patients with metastatic colorectal cancer

Medical Oncology, 2012

DOI 10.1007/s12032-012-0250-8 PMID 22580817 12 Zitationen (Europe PMC) Quelle: OpenAlex

Good clinical response to erlotinib in a lung adenocancer patient and grade 3 skin rash: a case report.

2011

Quelle: OpenAlex

Follicular Thyroid Cancer Presenting as a Pelvic Mass: A Case Report

DOAJ (DOAJ: Directory of Open Access Journals), 2011

Quelle: OpenAlex

Renal Hücreli Tümör ile Takip Edilen Olguda PET/BT ile Tesbit Edilen İntramüsküler Metastazlar

Acibadem University Open Access Repository, 2010

Quelle: OpenAlex

Cyclooxygenase-2 expression in gastrointestinal stromal tumours.

PubMed, 2010

PMID 21133589 4 Zitationen (Europe PMC) Quelle: OpenAlex

Hypoglycemia in a Patient With Metastatic Gastrointestinal Stromal Tumor: Is Chemotherapy a Reasonable Option for Symptom Control?

2010

Quelle: OpenAlex

Cisplatin, epirubicin and uracil-tegafur combination in metastatic gastric cancer: retrospective evaluation.

2010

Quelle: OpenAlex

Evaluation of expression of ERCC1 in hepatocellular cancer.

Journal of Clinical Oncology, 2010

DOI 10.1200/jco.2010.28.15_suppl.e14685 Frei zugänglicher VolltextQuelle: OpenAlex

Triple-negative breast cancer: immunohistochemical correlation with basaloid markers and prognostic value of survivin

Medical Oncology, 2009

DOI 10.1007/s12032-009-9166-3 PMID 19156550 23 Zitationen (Europe PMC) Quelle: OpenAlex

Recovery of paraneoplastic hypercalcemia by sunitinib treatment for renal cell carcinoma: a case report and review of the literature

Medical Oncology, 2009

DOI 10.1007/s12032-009-9327-4 PMID 19830602 10 Zitationen (Europe PMC) Quelle: OpenAlex

VEGF, EGF, HGF, and PDGF levels during chemotherapy in patients with metastatic colorectal cancer

Journal of Clinical Oncology, 2009

DOI 10.1200/jco.2009.27.15_suppl.4057 Quelle: OpenAlex

The impact of genetic factors in the development of thrombosis in cancer patients

Journal of Clinical Oncology, 2009

DOI 10.1200/jco.2009.27.15_suppl.e22227 Quelle: OpenAlex

Gemcitabine Combined With Uracil-Tegafur in Patients With Advanced Pancreatic Cancer

Journal of the National Medical Association, 2009

DOI 10.1016/s0027-9684(15)31003-8 PMID 19715037 Quelle: OpenAlex

The predictors of information needs and different views of patients and relatives on disclosure and treatment participation: A multicentric survey study

Journal of Clinical Oncology, 2009

DOI 10.1200/jco.2009.27.15_suppl.e20526 Quelle: OpenAlex

Band 32, Heft 10, October 2009

Onkologie, 2009

DOI 10.1159/000243816 Frei zugänglicher VolltextQuelle: OpenAlex

Clinical Course of Breast Cancer Patients With Metastases Limited to the Liver Treated With Chemotherapy

The Cancer Journal, 2008

DOI 10.1097/ppo.0b013e3181629a7b PMID 18303485 36 Zitationen (Europe PMC) Quelle: OpenAlex

Factors Related to Complementary/Alternative Medicine use among Cancer Patients in Central Anatolia

Tumori Journal, 2008

DOI 10.1177/030089160809400610 PMID 19267101 16 Zitationen (Europe PMC) Quelle: OpenAlex