Kurum Yazarı "Rakıcı, Sema Yılmaz" Tıp Fakültesi İçin Listeleme
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Are there predictors that can determine neoadjuvant treatment responses in rectal cancer?
Background/Aims: This study aimed to determine a predictive bioindicator that would detect the treatment response of patients diagnosed with rectal cancer and treated with neoadjuvant chemoradiotherapy (nCRT). Materials ... -
Chemoradiotherapy for elderly patients with rectal cancer: A single‑institution study
Uslu, Gonca H.; Rakıcı, Sema Yılmaz (2022)Introduction: The incidence of cancer, particularly rectal cancer (RC), in older adults is gradually increasing. The aim of the present study was to evaluate radiotherapy (RT) and chemoradiotherapy (CRT) results, ... -
Colorful screams of silent emotions: A study with oncological patients
Rakıcı, Sema Yılmaz; Karaman, Elanur (Wolters Kluwer Medknow Publications, 2019)Background: Art, as a product of human behavior, is the expression of emotions from inner states and may provide catharsis, purification, and release. Several branches of art, most notably music, dance, and painting, can ... -
Comparison of DNA isolation methods from mammalian sperm cells and development of a new protocol
Nalkıran, Hatice Sevim; Nalkıran, İhsan; Rakıcı, Sema Yılmaz; Tümkaya, Levent; Güzel, Ali İrfan (Effect Publishing Agency ( EPA ), 2021)Sperm DNA tightly packed with protamines makes the DNA isolation procedure from sperm cells long and laborious. Cell lysis is also a challenging step because of the disulfide bonds-rich membranes of the sperm cells. In ... -
COVID-19 vaccine immunity in oncology patients
Uslu, Gonca Hanedan; Rakıcı, Sema Yılmaz; Çiçek, Ayşegül Çopur; Yazıcı, Zihni Açar (AEPRESS Sro, 2023)BACKGROUND: To investigate the effect of vaccine types applied in our country against 2019 coronavirus disease on the formation of protective antibodies in oncology patients. MATERIALS AND METHODS: The data of 81 cancer ... -
Do little things cast great shadows?
Rakıcı, Sema Yılmaz; Cankay, Tuğba Uyar (Wolters Kluwer Medknow Publications, 2020)... -
The effects of coenzyme Q10 (CoQ10) on Ionizing radiation- induced pancreatic β-cell injury
Mercantepe, Filiz; Tümkaya, Levent; Mercantepe, Tolga; Rakıcı, Sema Yılmaz (AVES, 2023)Objective: This study investigated the antioxidant effect of coenzyme Q10 on ionizing radiation induced oxidative damage in pancreatic & beta;-cells. Methods: Twenty-four male rats were assigned to 4 groups. Group 1 ... -
Evaluation of the protective effect of coenzyme Q10 against x-ray irradiation-induced ovarian injury
Tekin, Yeşim Bayoğlu; Tümkaya, Levent; Mercantepe, Tolga; Topal, Zehra Suzan; Samancı, Tuğba Çelik; Yılmaz, Hülya Kılıç; Rakıcı, Sema Yılmaz; Topçu, Atilla (Wiley, 2024)Aim: This study focused on the anti-oxidant and anti-apoptotic effects of CoQ10 in ovaries exposed to pelvic radiation. Methods: Thirty-two female rats were randomly assigned into four groups. Group I (control group), Group ... -
Interesting different survival status of musicians with malignant cerebral tumors
Gasenzer, Elena Romana; Kanat, Ayhan; Özdemir, Vacide; Rakıcı, Sema Yılmaz; Neugebauer, Edmund (Taylor & Francis Ltd, 2020)Introduction: the education of a musician may have an effect on the neuronal functions and organization of the brain, promote brain plasticity, resulting in functional and structural changes. A variety of malign cerebral ... -
Investigation of a glioblastoma risk-associated SNP of the PTPRB Gene in familial glioblastoma
Sevim Nalkıran, Hatice; Rakıcı, Sema Yılmaz; Nalkıran, İhsan (Turkiye Klinikleri, 2023)Objective: To investigate the association of the single nucleotide polymorphism (SNP) rs2252784 in the protein tyrosine phos-phatase receptor type B (PTPRB) gene with familial glioblastoma multiforme (GBM). Material and ... -
Oncology mortality: weekend and summer vacation effect
Rakıcı, Sema Yılmaz; Terzi, Özlem (BMJ Publishing Group, 2023)ObjectivesIn this study, we investigated the effect of the weekend and summer vacation on mortality in patients with cancer. MethodsAll patient data were obtained from their hospital registry records and the Death Notification ... -
Pelvic radiation-induced testicular damage: an experimental study at 1 gray
Rakıcı, Sema Yılmaz; Güzel, Ali İrfan; Tümkaya, Levent; Nalkıran, Hatice Sevim; Mercantepe, Tolga (Taylor & Francis Inc, 2020)Therapeutic radiation of the pelvic region has been shown to cause damage to testicular germ cells. in this study we aimed to evaluate the effects of a low therapeutic dose of 1 Gy on the induction of cellular and histological ... -
Positron emission tomography-computed tomography use during the COVID-19 pandemic outbreak
Göksel, Sibel; Rakıcı, Sema Yılmaz (Wolters Kluwer Medknow Publications, 2021)Sir, The severe acute respiratory syndrome coronavirus 2 (SARS‑CoV‑2), which first appeared in Hubei/China, has spread worldwide quite rapidly since December 2019.[1] In the current scenario, it is difficult to predict ... -
The protective effects of red ginseng and amifostine against renal damage caused by ionizing radiation
Yılmaz, Hamit; Karakoç, Yunus; Tümkaya, Levent; Mercantepe, Tolga; Sevinç, Hacer; Yılmaz, Adnan; Rakıcı, Sema Yılmaz (2022)This study aimed to elucidate the effects of amifostine (ethyol) (AM), a synthetic radioprotector, and red ginseng (RG), a natural radioprotective agent, against the toxic effect of ionizing radiation (IR) on kidney tissues ... -
Radioprotective effect of endogenous melatonin secretion associated with the circadian rhythm in irradiated rats
Rakıcı, Sema Yılmaz; Tümkaya, Levent; Erdivanlı, Özlem Çelebi; Yazıcı, Ufuk; Dursun, Engin; Arpa, Medeni; Mercantepe, Tolga (Taylor & Francis Ltd, 2019)Purpose: We investigated the radioprotective effect of endogenous melatonin release at different times associated with the circadian rhythm on head and neck radiotherapy. Materials and methods: Two groups of animals were ... -
Radioprotective effects of alpha 2-adrenergic receptor agonist dexmedetomidine on X-ray irradiation-induced pancreatic islet cell damage
Mercantepe, Filiz; Tümkaya, Levent; Mercantepe, Tolga; Rakıcı, Sema Yılmaz; Çiftel, Serpil; Çiftel, Sedat (Springer, 2023)Comprehensive epidemiological analyses conducted in the last 30 years have revealed a link between radiation and DM. We aimed to determine the effects of dexmedetomidine pretreatment on radiation-induced pancreatic islet ... -
Radioprotective effects of dexmedetomidine on X-ray-induced testicular damage
Dil, Eyüp; Tümkaya, Levent; Mercantepe, Tolga; Rakıcı, Sema Yılmaz; Yılmaz, Adnan; Samancı, Tuğba Çelik; Yazıcı, Zihni Açar (Verduci Publisher, 2023)OBJECTIVE: Approximately 70% of cancer patients require radiotherapy. However, despite its effectiveness in the treatment of cancer, radiotherapy can also affect and damage surrounding healthy tissues in addition to ... -
An urban legend: Malignant transformation caused by radiotherapy in patients with presacral ganglioneuroma. The necessity and first-time administration of radiotherapy. Case report and literature review
Rakıcı, Sema Yılmaz; Köksal, Vaner; Bedir, Recep; Göksel, Sibel (Wolters Kluwer Medknow Publications, 2021)Ganglioneuromas (GNs) are well-differentiated, rare benign tumors of neural crest origin and are, for the most part, considered to be the benign equivalent of neuroblastomas. There are very few cases of GN reported to be ... -
Wernicke's encephalopathy in a patient with unresectable gastric carcinoma and literature review
Rakıcı, Sema Yılmaz; Erdemli, Sema Doğan; Yazıcı, Zihni Açar; Cengiz, Ercüment; Acar, Özlem Günay; Tufan, Gülnihal (E-Century Publishing Corp, 2015)Wernicke's encephalopathy (WE) is a disease classically associated with nutrition deficiency. It is characterized by typical symptoms like confusion, ataxia and ophthalmoparesis, and developes due to thiamine deficieny in ...