Clinical trials: immunohistochemistry staining method
Breast Cancer, Fatigue
Studying Biological Markers of Fatigue in Women With Residual Invasive Breast Cancer Enrolled on Clinical Trial NSABP-B-45
RATIONALE: Studying samples of blood from patients with cancer in the laboratory may help doctors learn more about changes that occur in DNA and identify biomarkers related to fatigue.
- Trial name
- NCT00914043
- Testing
- gene expression analysis, microarray analysis, polymerase chain reaction
- Sponsor
- NSABP Foundation Inc
Nasopharyngeal Carcinoma (NPC)
Biomarker Analysis Data From a Randomized Phase II Study in Patients With Nasopharyngeal Carcinoma Treated With Chemotherapy and Radiotherapy
Clinicopathological and genomic data (Next generation sequencing and IHC/CISH) in available tissues were performed in patients with nasopharyngeal carcinoma who participated in a previously conducted randomized phase II study…
- Trial name
- NCT07741110
- Testing
- Next generation sequencing, Immunohistochemistry/CISH
- Volunteers
- 141 people
- Sponsor
- Hellenic Cooperative Oncology Group
Estrogen Receptor-positive Breast Cancer, Progesterone Receptor Positive Tumor
Pilot Study Estradiol Followed by Exemestane Hormone Receptor + Metastatic Breast Cancer
RATIONALE: Estrogen can cause the growth of tumor cells. Hormone therapy using therapeutic estradiol may fight breast cancer by lowering the amount of estrogen the body makes.
- Conditions
- Estrogen Receptor-positive Breast Cancer, Progesterone Receptor Positive Tumor, Recurrent Breast Cancer, Stage IIIC Breast Cancer
- Trial name
- NCT01385280
- Testing
- therapeutic estradiol, exemestane, laboratory biomarker analysis
- Where
- United States
- Volunteers
- 13 people
- Sponsor
- University of Arizona
Sarcoma
Studying Tumor Tissue Samples From Patients With Soft Tissue Sarcoma
RATIONALE: Studying samples of tumor tissue from patients with cancer in the laboratory may help doctors learn more about changes that occur in DNA and identify biomarkers related to cancer.
- Trial name
- NCT00900341
- Testing
- DNA analysis, gene expression analysis, protein expression analysis
- Where
- United States
- Volunteers
- 27 people
- Sponsor
- University of Arizona
Breast Cancer
Lapatinib Resistance in Patients With Breast Cancer
RATIONALE: Studying samples of tumor tissue and blood from patients with cancer in the laboratory may help doctors learn more about cancer and the development of drug resistance in patients.
- Trial name
- NCT00898573
- Testing
- lapatinib ditosylate, fluorescence in situ hybridization, gene expression analysis
- Where
- 9 sites in United States
- Sponsor
- Case Comprehensive Cancer Center
Kidney Cancer
Studying Tumor Tissue Samples From Patients Who Have Undergone Surgery for Localized Kidney Cancer
RATIONALE: Studying samples of tumor tissue from patients with cancer in the laboratory may help doctors learn more about changes that occur in DNA and identify biomarkers related to cancer.
- Trial name
- NCT00908739
- Testing
- gene expression analysis, immunohistochemistry staining method, laboratory biomarker analysis
- Sponsor
- Case Comprehensive Cancer Center
Endometrial Cancer Stage
Investigation Of Receptivity Markers For Endometrial Cancer Treatment Development
Hyaluronan is an extracellular matrix protein that is involved in cell-cell and cell-matrix interactions. Hyaluronan performs this activity through hyaladherins, which are intracellular and extracellular receptors.
- Trial name
- NCT05914844
- Where
- Turkey (Türkiye)
- Volunteers
- 30 people
- Sponsor
- Manisa Celal Bayar University
HER2 Low Breast Cancers
Clinicopathological Parameters of HER2 Low Breast Cancers
This was a retrospective cohort study which included all histologically proven cases of breast cancer in the 2 years from January 2022- December 2023 at a tertiary care centre.
- Trial name
- NCT06433804
- Testing
- HER2 IHC
- Where
- India
- Volunteers
- 70 people
- Sponsor
- Vardhman Mahavir Medical College And Safdarjung Hospital
Breast Cancer
Molecular Mechanisms of Clinical Resistance to Targeted Therapy Among Patients With Breast Cancer
The purpose of this study is to learn why certain drugs stop working in patients.In lab studies, tumors become resistant in several ways. Specific molecules seem to change and this may be why therapy stops working.
- Trial name
- NCT00897702
- Testing
- Blood draw, immunoenzyme technique, biopsy
- Where
- 7 sites in United States
- Volunteers
- 269 people
- Sponsor
- Memorial Sloan Kettering Cancer Center
Odontogenic Cysts, Odontogenic Tumors
Evaluation of the Expression and Prognostic Role of Tumor Stem Cell Marker SOX2 in Odontogenic Cysts and Tumors
The pathogenesis of odontogenic lesions remains unclear; however, a probable explanation may involve the existence of tumor stem cells (TSCs), which are thought to generate both benign and malignant tumors.
- Trial name
- NCT06833840
- Where
- Egypt
- Volunteers
- 45 people
- Sponsor
- Mansoura University
Endometrial Cancer
Role of Biomarkers in Endometrial Cancer Recurrence in Samples From Patients With Stage II, Stage III, or Stage IV Endometrial Cancer
RATIONALE: Studying samples of blood and tissue from patients with cancer in the laboratory may help doctors identify and learn more about biomarkers related to cancer.
- Trial name
- NCT01150682
- Testing
- RNA analysis, reverse transcriptase-polymerase chain reaction, enzyme-linked immunosorbent assay
- Volunteers
- 865 people, healthy volunteers welcome
- Sponsor
- Gynecologic Oncology Group
Bladder Cancer
Autophagy Bladder Cancer
Bladder cancer is the most common malignancy of the urinary tract. It represents the 7th most commonly diagnosed cancer in male population worldwide and drops to the 11th when both genders are considered .
- Trial name
- NCT03254888
- Where
- Egypt
- Volunteers
- 150 people
- Sponsor
- Assiut University
Malignant Neoplasm of Salivary Gland, Benign Neoplasm of Salivary Gland
Diagnostic Accuracy of Human Transcriptional Activator(MYB) Expression by ELISA Technique Versus Immmunohistochemistry in Detecting Salivary Gland Carcinomas
in this resarch we will use ELISA Technique to estimate Human Transcriptional Activator(MYB) Expression .compare it by Immmunohistochemistry analysis of MYB Expression in the malignant and benign salivary gland tumor
- Trial name
- NCT03687294
- Testing
- enzyme linked immunosorbent assay (ELISA)
- Where
- Egypt
- Volunteers
- 70 people
- Sponsor
- Cairo University
Thyroid Cancer
Three-pronged Centralized Molecular Analysis to Optimize Detection of NTRK1,2,3 Fusions in Thyroid Cancer
This multi-center study aims at NTRK fusion testing of all patients with advanced thyroid cancer (any histotype and regardless of stage).
- Trial name
- NTRK (NCT05796258)
- Testing
- NTRK fusion assessment
- Where
- Italy
- Volunteers
- 100 people
- Sponsor
- Regina Elena Cancer Institute
Kidney Cancer
Studying Biomarkers in Samples From Younger Patients With Wilms Tumor
RATIONALE: Studying samples of tissue and urine from patients with cancer in the laboratory may help doctor learn more about changes that occur in DNA and identify biomarkers related to cancer.
- Trial name
- NCT01542333
- Testing
- gene expression analysis, proteomic profiling, reverse transcriptase-polymerase chain reaction
- Volunteers
- 20 people
- Sponsor
- Children's Oncology Group
Mitochondrial Diseases, Developmental Delay Disorder
Reference Values of Intraepidermal Nerve Fiber Density in Children and Small Fiber Neuropathy in Neurodevelopmental Disorders
Background: Small-Fiber-Neuropathy describes the degeneration of mildly or unmyelinated nerve fibers and causes neuropathic pain and autonomic dysfunction.
- Conditions
- Mitochondrial Diseases, Developmental Delay Disorder, Small Fiber Neuropathy, Cerebral Palsy
- Trial name
- SFN_children (NCT05645874)
- Testing
- Skin biopsy
- Where
- Germany
- Volunteers
- 203 people, healthy volunteers welcome
- Sponsor
- Heinrich-Heine University, Duesseldorf
Neuroblastoma
Biomarkers in Blood and Tissue Samples From Patients With Newly Diagnosed Neuroblastoma
RATIONALE: Studying samples of blood and tissue from patients with cancer in the laboratory may help doctors learn more about changes that occur in DNA and identify biomarkers related to cancer.
- Trial name
- NCT01387724
- Testing
- RNA analysis, polymerase chain reaction, protein expression analysis
- Volunteers
- 300 people
- Sponsor
- Children's Oncology Group
Bladder Urothelial Carcinoma
ALDOA Expression in Bladder Urothelial Carcinoma
1. Study the immunohistochemical expression of ALDOA in bladder urothelial cancer. 2. Correlate between ALDOA expression in specimens and different cilnicopathological factors. 3.
- Trial name
- NCT06550947
- Testing
- Immunohistochemistry
- Volunteers
- 50 people
- Sponsor
- Assiut University
Endometriosis Outside Pelvis
Assessment of Surgically Removed Abdominal Wall Endometriomas
A retrospective review of all patients who underwent surgery for an anterior abdominal wall mass which confirmed by pathology examination as an endometrioma will be completely performed.
- Trial name
- NCT04639063
- Testing
- Microscopic examination using H&E stained slides
- Where
- Egypt
- Volunteers
- 30 people
- Sponsor
- Al-Azhar University
Vitiligo
Exosomal Markers CD63 and CD9 in Vitiligo Before and After NB-UVB Therapy
This study evaluated the expression of the exosomal markers CD63 and CD9 in the skin of patients with vitiligo and assessed changes in their expression after narrow-band ultraviolet B (NB-UVB) therapy.
- Trial name
- NCT07796893
- Testing
- Narrow-Band Ultraviolet B (NB-UVB) Therapy
- Where
- Egypt
- Volunteers
- 20 people
- Sponsor
- Amany El-Agamy Ibrahim El-Samadony