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BIOMARKER:

BRCA2 positive

i
Other names: BRCA2, BRCC2, FACD, FAD, FAD1, FANCD, FANCD1, Breast cancer 2, early onset
Entrez ID:
3ms
Aberrant miR-3135b and miR-1273g-3p expression in the peripheral blood samples of BRCA1/2 (±) ovarian cancer patients. (PubMed, Heliyon)
In conclusion, miR-1273g-3p, and miR-3135b exhibit significant potential as diagnostic markers. However, further research is needed to comprehensively investigate these miRNAs diagnostic and predictive characteristics in a larger cohort.
Journal • BRCA Biomarker
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TP53 (Tumor protein P53) • BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • MDM2 (E3 ubiquitin protein ligase) • BRCA (Breast cancer early onset) • CHEK1 (Checkpoint kinase 1) • MAPK1 (Mitogen-activated protein kinase 1) • MIR127 (MicroRNA 127) • MIR3135B (MicroRNA 3135b)
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BRCA2 positive
3ms
ER-positive and BRCA2-mutated breast cancer: a literature review. (PubMed, Eur J Med Res)
Almost 70-80% of BRCA2-mutated BC are estrogen receptor (ER)-positive, which is a particular type of ER-positive BC that differs from sporadic ER-positive BC. This article reviews the clinicopathological features, treatment, and prognosis of ER-positive and BRCA2-mutated BC to provide a reference for clinical decision-making.
Review • Journal • BRCA Biomarker
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ER (Estrogen receptor) • BRCA2 (Breast cancer 2, early onset)
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BRCA2 mutation • ER positive • BRCA2 positive • ER positive + BRCA2 mutation
4ms
Survival outcomes of patients with HER2/neu-positive breast cancer with germline BRCA mutations. (PubMed, Cancer)
BRCA1/2 mutations occurred in 6.6% of patients with HER2/neu-positive BC and did not affect survival outcomes. Assessing the potential benefits of new treatment strategies, such as combining anti-HER2/neu therapies with poly(ADP-ribose) polymerase inhibitors, may lead to enhanced outcomes for these patients.
Journal • BRCA Biomarker
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HER-2 (Human epidermal growth factor receptor 2) • BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • BRCA (Breast cancer early onset)
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BRCA2 mutation • BRCA1 mutation • EGFR mutation • BRCA mutation • BRCA2 positive
5ms
Breast cancer surveillance in BRCA positive Sri Lankan women: health equity for a high-risk group at a limited resource setting. (PubMed, BMC Womens Health)
Fifty percent of BRCA1/2 positive women in our study had not undergone annual imaging-based surveillance by mammography or MRI, and none had undergone annual dual screening with mammography and MRI, indicating inadequate breast cancer surveillance in this high-risk group.
Retrospective data • Journal
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BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • BRCA (Breast cancer early onset)
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BRCA1 positive • BRCA2 positive
5ms
Preimplantation genetic testing for monogenic disorders: clinical experience with BRCA1 and BRCA2 from 2010-2021. (PubMed, J Assist Reprod Genet)
PGT-M is a viable option for BRCA-positive patients to avoid transmission while building their families. Most patients in our cohort achieved pregnancy with BRCA-negative euploid embryos.
Journal • BRCA Biomarker
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BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • BRCA (Breast cancer early onset)
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BRCA1 positive • BRCA2 positive
5ms
Simultaneous bilateral mastectomy and RRSO for BRCA2-positive non-invasive breast cancer in Japan: a case report and analysis of initial experience. (PubMed, Hered Cancer Clin Pract)
We encountered a case in which cancer treatment and risk-reducing surgery were performed at the same time for a pathogenic variant carrier who was very anxious about developing cancer. Surveillance of cancer-free BRCA1/2 mutation carriers and expansion of insurance coverage for surgery are important future issues.
Journal • BRCA Biomarker
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BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset)
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BRCA2 mutation • BRCA1 mutation • BRCA2 positive
6ms
Prognostic Effect of Ductal Carcinoma in Situ in Breast Cancer with BRCA1/2 Mutations (SABCS 2023)
BRCA1/2-positive breast cancer with DCIS components is more likely to be hormone receptor-positive and of lower grade compared to patients with IDC only. A tailored approach might be necessary in establishing treatment options for breast cancer patients with BRCA1/2 mutations according to the presence of DCIS.
BRCA Biomarker
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ER (Estrogen receptor) • PGR (Progesterone receptor) • BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • BRCA (Breast cancer early onset)
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BRCA2 mutation • BRCA1 mutation • HR positive • BRCA1 positive • BRCA2 positive
6ms
Comparing prognosis for BRCA1, BRCA2 and non-BRCA breast cancer. (SABCS 2023)
This is the biggest cohort presented in the Portuguese population and one of the biggest presenting BRCA2 BC patients. Table 1 Characteristics of patients according to BRCA1/2 mutation status (n = 684)
BRCA Biomarker
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BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • BRCA (Breast cancer early onset)
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BRCA2 mutation • BRCA1 mutation • BRCA2 positive
6ms
Phase 2 Trial with Safety Run-In of Gedatolisib Plus Talazoparib in Advanced Triple Negative or BRCA1/2 Positive, HER2 Negative Breast CancersBig Ten Cancer Research Consortium BTCRC-BRE18-337 (SABCS 2023)
Although this study did not meet its primary endpoint, there were 2 TNBC patients without a gBRCA1/2 mutation who achieved a partial response to this non-chemotherapy regimen. Future biomarker testing may help elucidate these findings and possible predictors of response.
Clinical • P2 data • BRCA Biomarker • PARP Biomarker • Metastases
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HER-2 (Human epidermal growth factor receptor 2) • PIK3CA (Phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit alpha) • BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • BRCA (Breast cancer early onset)
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BRCA2 mutation • BRCA1 mutation • HER-2 negative • PIK3CA mutation • BRCA mutation • BRCA1 positive • BRCA1 negative • BRCA2 positive
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Talzenna (talazoparib) • gedatolisib (PF-05212384)
6ms
Clinical Utility of Homologous Recombination Deficiency (HRD) Profiling in Ovarian Cancer - An Indian Experience (AMP 2023)
This study profiles HRD status in the Indian population. It underscores the fact that BRCA1/2 mutational analysis alone cannot capture HRD positivity. Importantly, using an expanded HR panel did not identify additional mutations as potential causes of the observed HRD.
Clinical • BRCA Biomarker • PARP Biomarker
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TP53 (Tumor protein P53) • BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • PTEN (Phosphatase and tensin homolog) • HRD (Homologous Recombination Deficiency) • CHEK2 (Checkpoint kinase 2)
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TP53 mutation • HRD • PTEN mutation • BRCA1 positive • BRCA2 positive • RAD51 mutation
6ms
Understanding testing for and treatment of homologous recombination repair (HRR)-mutated metastatic castrate-resistant prostate cancer (mCRPC): A quality initiative by Integra Connect PrecisionQ. (ASCO-QC 2023)
This Quality Initiative to improve testing and identification of HRR mutations in patients with mCRPC led to a 33% relative increase in HRR testing, demonstrating how QI programs can transform care and move the field toward individualized, precision medicine.
BRCA Biomarker • PARP Biomarker • Metastases
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BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • ATM (ATM serine/threonine kinase) • HRD (Homologous Recombination Deficiency)
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BRCA1 positive • ATM positive • BRCA2 positive
7ms
Niraparib plus abiraterone acetate plus prednisone (NIRA+AAP) as first-line treatment in patients with BRCA+ metastatic castration-resistant prostate cancer (mCRPC): Second interim analysis in the Asian subgroup of the MAGNITUDE study (ESMO Asia 2023)
HR <1 (bold) favors NIRA+AAP treatment; Nominal p-value is from a non-stratified log-rank test. Conclusions Longer follow-up of the Asian subgroup confirms initial observations of a benefit from NIRA+AAP in BRCA+ mCRPC pts, which is consistent with the overall MAGNITUDE study results.
Clinical • Metastases
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BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • BRCA (Breast cancer early onset)
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BRCA1 positive • BRCA2 positive
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Zejula (niraparib) • abiraterone acetate
7ms
The Utility of NGS Analysis in Homologous Recombination Deficiency Tracking. (PubMed, Diagnostics (Basel))
Lin's concordance correlation coefficient for the 24 samples simultaneously examined via both assays was 0.87, indicating a nearly perfect agreement. In conclusion, the addition of gLOH analysis could assist in the detection of additional patients eligible for treatment with PARPis.
Journal • Next-generation sequencing • BRCA Biomarker • PARP Biomarker • IO biomarker
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KRAS (KRAS proto-oncogene GTPase) • TP53 (Tumor protein P53) • BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • HRD (Homologous Recombination Deficiency)
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HRD • BRCA1 positive • BRCA2 positive
8ms
Male breast cancer: data analysis (ESSO 2023)
Two metastatic patients were treated with endocrine therapy and Palbociclib...Radical mastectomy associated with axillary dissection was mostly performed given the high incidence of positive lymph nodes. Given the paucity of clinical studies available, therapy aimed at treating advanced or metastatic cancer still follows the same indications available for patients with female breast cancer.
BRCA Biomarker
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ER (Estrogen receptor) • BRCA2 (Breast cancer 2, early onset)
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BRCA2 mutation • HER-2 negative • BRCA2 positive
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Ibrance (palbociclib)
8ms
Which Patients Do We Need to Test for BRCA1/2 Mutation? Feasibility of Adjuvant Olaparib Treatment in Early Breast Cancer-Real-World Data from Two Large German Breast Centers. (PubMed, Cancers (Basel))
Approximately one in ten patients with HR+/HER2-, and half of the patients with TNBC, meet the high-risk criteria according to OlympiA. Half of these patients do not meet the criteria for hereditary cancer testing and should therefore be tested for the presence of gBRCA1/2 mutations, irrespective of their own or family cancer history. The overall number of patients with early breast cancer benefiting from olaparib needs to be investigated in future studies.
Journal • Real-world evidence • BRCA Biomarker • PARP Biomarker • Real-world
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HER-2 (Human epidermal growth factor receptor 2) • BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset)
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BRCA2 mutation • BRCA1 mutation • HR positive • HER-2 negative • BRCA1 positive • BRCA2 positive
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Lynparza (olaparib)
9ms
Efficacy of Olaparib Maintenance Therapy in Simultaneous BRCA2-Positive Metastatic Pancreatic Adenocarcinoma and Invasive Ductal Carcinoma (ACG 2023)
Palliative chemotherapy was initiated with FOLFIRINOX to treat the metastatic disease, with improvement in the breast mass and decline in CA 19-9 antigen after 9 cycles... This case highlights the importance of discovering and utilizing novel targeted therapies when faced with cancers arising from germline mutations such as the BRCA2 gene. Although not FDA-approved for the treatment or maintenance of BRCA2-positive breast cancer, Olaparib has been effective thus far in controlling the progression of both Stage IV pancreatic adenocarcinoma and improving the stage III IDC in this patient.
Clinical • BRCA Biomarker • PARP Biomarker • PD(L)-1 Biomarker • IO biomarker • Metastases
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PD-L1 (Programmed death ligand 1) • KRAS (KRAS proto-oncogene GTPase) • BRCA2 (Breast cancer 2, early onset) • BRCA (Breast cancer early onset) • MUC16 (Mucin 16, Cell Surface Associated)
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BRCA2 mutation • KRAS G12D • KRAS G12 • BRCA mutation • BRCA2 positive
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Lynparza (olaparib) • 5-fluorouracil • irinotecan • leucovorin calcium
9ms
Evaluation of disparities in perceived healthcare discrimination among BRCA1/2-positive women from medically underserved populations. (PubMed, Women Health)
Associations with poverty status, education, and healthcare discrimination outcomes were not statistically significant. Improving patient-provider interactions that can contribute to medical mistrust should become a priority for the care of high-risk US minority women with BRCA1/2 mutations.
Journal • BRCA Biomarker
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BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset)
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BRCA2 mutation • BRCA1 mutation • BRCA1 positive • BRCA2 positive
9ms
Uncommon variants detected via hereditary cancer panel and suggestions for genetic counseling. (PubMed, Mutat Res)
This study provided significant information regarding rare variants observed in the Turkish population because it was carried out with a large patient group. Personalized treatment options and genetic counseling for the patients are therefore made facilitated.
Journal • BRCA Biomarker
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BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • MLH1 (MutL homolog 1) • MSH6 (MutS homolog 6) • MSH2 (MutS Homolog 2) • PMS2 (PMS1 protein homolog 2) • EPCAM (Epithelial cell adhesion molecule) • MUTYH (MutY homolog)
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BRCA1 positive • BRCA2 positive
10ms
Relationship between homologous recombination deficiency and clinical features of breast cancer based on genomic scar score. (PubMed, Breast)
We investigated the HRD status among Chinese BC patients using an HRD detection tool developed based on the Chinese population. The clinical characteristics, pathological profile, family history pattern, neoadjuvant efficacy, and disease progression events of HRD-positive and negative patients were described and compared. Thus, our data provided an evidence-based basis for applying the original HRD assay in Chinese BC.
Journal • BRCA Biomarker
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HER-2 (Human epidermal growth factor receptor 2) • ER (Estrogen receptor) • PGR (Progesterone receptor) • BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • HRD (Homologous Recombination Deficiency) • PARP1 (Poly(ADP-Ribose) Polymerase 1)
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BRCA2 mutation • BRCA1 mutation • HRD • ER negative • BRCA2 positive • PGR negative
10ms
Novel diagnostic/predictive biomarkers in familial-hereditary breast/ovarian cancer: focus on circulating miRNA-signatures (EACR 2023)
A total of 23 differentially expressed miRNAs, 12 up-regulated and 11 down-regulated, were found in non-BRCA compared to BRCA cases. Among them, 12 miRNAs were also differentially expressed between non-BRCA cases and control group, thus representing a specific miRNA expression pattern of non-BRCA patients; ROC curves showed very good diagnostic accuracy (mean AUC 0.80; p-value<0.05), suggesting that this miRNA-panel could potentially be used as diagnostic/predictive signature in hereditary-familial non-BRCA BC/OC.ConclusionOverall, these results suggest that the analysis of circulating miRNAs expression levels, based on the BRCA1/2 germline mutational status, could provide important information for characterizing and putatively distinguishing familial-hereditary BC/OC cases, particularly non-BRCA group, and might be considered as potentially applicable in screening and prevention programs.
BRCA Biomarker
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BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • BRCA (Breast cancer early onset)
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BRCA1 positive • BRCA2 positive
11ms
Hereditary Breast Cancer in Romania-Molecular Particularities and Genetic Counseling Challenges in an Eastern European Country. (PubMed, Biomedicines)
The most frequent non-BRCA mutations were found in CHEK2, ATM, and PALB2, and several recurrent variants were identified for each gene. Unlike other European countries, germline testing for HBC is still limited due to the high costs and is not covered by the National Health System (NSH), thus leading to significant discrepancies related to the screening and prophylaxis of cancer.
Journal • BRCA Biomarker
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BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • PALB2 (Partner and localizer of BRCA2) • BRCA (Breast cancer early onset) • CHEK2 (Checkpoint kinase 2)
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ATM mutation • PALB2 mutation • CHEK2 mutation • BRCA1 positive • BRCA2 positive
11ms
Clinicopathological and ultrasound characteristics of breast cancer in BRCA1 and BRCA2 mutation carriers. (PubMed, J Med Ultrason (2001))
In the surveillance of BRCA mutation carriers, radiologists should be aware that the morphological differences between tumors are quite different between BRCA1 and BRCA2 patients.
Journal • BRCA Biomarker
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HER-2 (Human epidermal growth factor receptor 2) • BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • BRCA (Breast cancer early onset)
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BRCA2 mutation • BRCA1 mutation • BRCA1 mutation + BRCA2 mutation • BRCA mutation • BRCA1 positive • BRCA2 positive
12ms
BRCA1/2 MUTATIONS IMPACT ON THE DEVELOPMENT OF BREAST IMPLANT-ASSOCIATED LYMPHOMA (BIA-ALCL) IN WOMEN WITH BREAST CANCER RECONSTRUCTED WITH TEXTURED BREAST IMPLANTS (ICML 2023)
In this study, we define the role of BRCA1/2 mutations as a significant risk factor in the development of BIA-ALCL in patients with BC reconstructed with textured implants. These results will help decision making for women with BRCA1/2 mutations undergoing breast reconstruction, or with textured implants in place. Analysis of pathogenic variants in other DNA repair genes in this cohort potentially affecting lymphomagenesis is ongoing.
Clinical • BRCA Biomarker
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BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • BRCA (Breast cancer early onset)
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BRCA2 mutation • BRCA1 mutation • BRCA mutation • BRCA1 positive • BRCA2 positive
|
MSK-IMPACT
12ms
Understanding testing for and treatment of homologous recombination repair (HRR)-mutated metastatic castrate-resistant prostate cancer (mCRPC): A quality initiative by Integra Connect (IC) PrecisionQ. (ASCO 2023)
This quality initiative to improve testing and identification of HRR mutations in patients with mCRPC led to a 33% relative increase in HRR testing. Quality initiative programs are critical to transforming cancer care and moving the field closer toward individualized, precision medicine.
BRCA Biomarker • PARP Biomarker • Metastases
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BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • ATM (ATM serine/threonine kinase) • HRD (Homologous Recombination Deficiency)
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BRCA1 positive • ATM positive • BRCA2 positive
1year
Use and Clinical Value of Whole Exam Sequencing in Patients With Severe Asthma (ATS 2023)
WES revealed 6 patients were candidates for cystic fibrosis transmembrane conductance (CFTR) modulator therapy most commonly via the identification of known CFTR mutation considered to be pathogenic.3 patients (18%) were positive for BRCA1&2 genetic abnormalities associated with high risk for breast cancer.DISCUSSIONThe use of whole exome sequencing in patients presenting to a tertiary asthma referral center identifies both known and novel genetic variants that improve clinicians understanding of the patient’s clinical phenotype and may significantly change the clinical management. WES shouldbe considered in addition to standard diagnostic evaluation in patients with severe asthma who have radiographic abnormalities with minimal response to standard therapies.
Clinical • BRCA Biomarker
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BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • CFTR (CF Transmembrane Conductance Regulator) • DNAH9 (Dynein Axonemal Heavy Chain 9) • SERPINA1 (Serpin Family A Member 1) • TNFRSF13B (TNF Receptor Superfamily Member 13B)
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BRCA2 mutation • BRCA2 positive
over1year
Therapeutic sensitivity to standard treatments in BRCA positive metastatic castration-resistant prostate cancer patients-a systematic review and meta-analysis. (PubMed, Prostate Cancer Prostatic Dis)
Our PSA50 analyses revealed that all the three first-line treatments have therapeutic effect in BRCA1/2 positive mCRPC; although, based on the results of PSA50 and PFS analyses, BRCA positive mCRPC patients might better respond to enzalutamide treatment. However, molecular marker-driven interventional studies directly comparing these agents are crucial for providing higher-level evidence.
Retrospective data • Review • Journal • BRCA Biomarker • PARP Biomarker
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BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • BRCA (Breast cancer early onset)
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BRCA2 mutation • BRCA1 mutation • BRCA1 positive • BRCA2 positive
|
docetaxel • Xtandi (enzalutamide capsule) • abiraterone acetate
over1year
Male awareness of prostate cancer risk remains poor in families with germline DNA-repair genes mutations (EMUC 2022)
32 mutated, 19 negative and 15 were missed as they were unable to say or remember the result. Only 51 healthy males, with at least one female DRG mutated relative, were interested to be tested. This means that out of 378 men relatives of patients with DRG mutations, only 117 had already been tested or decided to do it with us, so 117/378 (31%) wanted to know whether they carried the mutation.
BRCA Biomarker
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BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • BRCA (Breast cancer early onset)
|
BRCA mutation • BRCA1 positive • BRCA2 positive
over1year
BRAVO: A Phase III Trial of Niraparib Versus Physician's Choice in HER2 Negative, Germline BRCA Mutation-positive Breast Cancer Patients (clinicaltrials.gov)
P3, N=216, Terminated, Tesaro, Inc. | Completed --> Terminated; The study was terminated due to futility.
Trial termination
|
HER-2 (Human epidermal growth factor receptor 2) • BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • BRCA (Breast cancer early onset)
|
BRCA2 mutation • BRCA1 mutation • EGFR mutation • HR positive • HER-2 negative • BRCA mutation • BRCA1 positive • BRCA1 rearrangement • BRCA2 positive
|
Zejula (niraparib)
over1year
Comparing Characteristics of Pelvic High-grade Serous Carcinomas with and without Breast Cancer Gene Variants on MR Imaging. (PubMed, Magn Reson Med Sci)
There was no significant difference in the MRI findings between patients with HGSCs with and without BRCA variants. Although studied in small numbers, BRCA1 variant-positive HGSCs were larger and more enhanced than BRCA2 variant-positive HGSCs with higher CA125 and more frequent lymph node metastases, and may represent more aggressive features.
Journal • BRCA Biomarker
|
BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • BRCA (Breast cancer early onset) • MUC16 (Mucin 16, Cell Surface Associated)
|
BRCA2 positive
over1year
Nivolumab plus rucaparib for metastatic castration-resistant prostate cancer: results from the phase 2 CheckMate 9KD trial. (PubMed, J Immunother Cancer)
Nivolumab plus rucaparib is active in patients with HRD-positive postchemotherapy or chemotherapy-naïve mCRPC, particularly those harboring BRCA1/2 mutations. Safety was as expected, with no new signals identified. Whether the addition of nivolumab incrementally improves outcomes versus rucaparib alone cannot be determined from this trial.
P2 data • Clinical Trial,Phase II • Journal • BRCA Biomarker • PARP Biomarker • PD(L)-1 Biomarker
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BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • HRD (Homologous Recombination Deficiency)
|
BRCA2 mutation • BRCA1 mutation • HRD • BRCA1 positive • BRCA2 positive
|
Opdivo (nivolumab) • Xtandi (enzalutamide capsule) • Rubraca (rucaparib) • abiraterone acetate • Erleada (apalutamide)
over1year
DNA damage repair gene germline profiling for metastatic prostate cancer patients of different ancestries. (PubMed, Prostate)
We showed that, in France, BRCA2 and ATM are the main predisposing DDR genes in mPC patients, with a particular aggressiveness for BRCA2 leading to early metastatic stage and death.
Journal • BRCA Biomarker
|
BRCA2 (Breast cancer 2, early onset)
|
BRCA2 mutation • BRCA2 positive
almost2years
Stress, anxiety, and health-related quality of life in BRCA1/2-positive women with and without cancer: A comparison of four US female samples. (PubMed, Gynecol Oncol Rep)
This study provides insight into how a sample of BRCA1/2-positive women both with and without cancer fare post-genetic counseling as compared to three normative female populations. Results infer the need for additional education, patient-provider training, and mental health referrals to support this population in order to circumvent unintended consequences and to improve psychosocial health in those being tested for, and those who test positive for, BRCA1/2 genetic mutations.
Journal • HEOR • BRCA Biomarker
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BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset)
|
BRCA2 mutation • BRCA1 mutation • BRCA1 positive • BRCA2 positive
almost2years
Circulating microRNAs as predictive biomarkers in familial-hereditary breast cancer (EACR 2022)
In silico analysis of target/pathway genes of the differentially expressed miRNAs revealed an enrichment of genes involved in different cancer types (e.g. prostate, lung, melanoma) and key biological processes, including cell cycle, apoptosis, focal adhesion and growth factor signaling pathways. Conclusion Overall, these preliminary results suggest that the analysis of the expression levels of circulating miRNAs in familial-hereditary BCs, based on the BRCA1/2 germline mutational status, could provide, once extended and confirmed on a larger number of patients, important information for characterizing and putatively distinguishing familial BRCA and non-BRCA BCs, and might be considered as potentially applicable in screening and prevention programs.
BRCA Biomarker
|
BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • BRCA (Breast cancer early onset) • MIR486-1 (MicroRNA 486-1)
|
BRCA1 positive • BRCA2 positive
almost2years
Prevalence of Aflatoxin B1 and loss of BRCA2 expression in Adenocarcinoma of the colon in Southern Nigeria (EACR 2022)
Conclusion This study revealed a high prevalence of Aflatoxin B1 and loss of BRCA2 gene among patients with adenocarcinoma of the Colon in Southern Nigeria. Individuals with both toxin and BRCA2 mutation should be closely monitored for the development of the disease.
BRCA Biomarker
|
BRCA2 (Breast cancer 2, early onset) • BRCA (Breast cancer early onset)
|
BRCA2 mutation • BRCA2 expression • BRCA2 positive
almost2years
Retrospective Analysis of BRCA1/2 Alterations in Advanced NSCLC Using An Amplicon-based NGS Liquid Biopsy Assay (IASLC-WCLC 2022)
Ultrasensitive liquid biopsy enables detection of pathogenic BRCA1/2 alterations in plasma cfDNA of lung adenocarcinomas, despite low VAFs. Retrospective analysis suggests a difference in cfDNA mutational profiles in BRCA1/2 mutants, warranting further investigation on the role of BRCA1/2, HRD, and correlation with ICI treatment response in lung adenocarcinoma.
Retrospective data • BRCA Biomarker • IO biomarker • Liquid biopsy • Next-generation sequencing
|
EGFR (Epidermal growth factor receptor) • HER-2 (Human epidermal growth factor receptor 2) • KRAS (KRAS proto-oncogene GTPase) • BRAF (B-raf proto-oncogene) • ALK (Anaplastic lymphoma kinase) • BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • RET (Ret Proto-Oncogene) • ROS1 (Proto-Oncogene Tyrosine-Protein Kinase ROS) • HRD (Homologous Recombination Deficiency) • BRCA (Breast cancer early onset)
|
KRAS mutation • BRCA2 mutation • BRCA1 mutation • EGFR mutation • BRAF mutation • HRD • BRCA wild-type • MET mutation • BRCA2 deletion • BRCA1 deletion • HRD + BRCA1 mutation • BRCA mutation • BRCA1 positive • BRCA2 positive
|
LiquidHALLMARK®
almost2years
Perceptions and care Recommendations from Previvors: Qualitative analysis of female BRCA1/2 mutation Carriers' experience with genetic testing and counseling. (PubMed, Gynecol Oncol Rep)
Two subthemes also emerged within the first theme, which are termed "Pre-vivor," and "Testing Intuition." Participants indicated that genetic testing/counseling improvements would be helpful for women in this population surrounding quality care, including sensitivity training for healthcare professionals involved in testing/counseling, additional educational resources, and increased emotional and financial support. Although these recommendations may be beneficial, more widespread research with greater generalizability to disparate groups may be necessary prior to implementation.
Journal • BRCA Biomarker
|
BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset)
|
BRCA2 mutation • BRCA1 mutation • BRCA1 positive • BRCA2 positive
almost2years
Psychological Determinants of Men's Adherence to Cascade Screening for BRCA1/2. (PubMed, Curr Oncol)
On a theoretical level, our findings partially supported the Health Action Process Approach as a valuable model based on which interventions could be developed in the context of cascade screening for BRCA1/2 genetic testing. Those results supported the importance of integrated genetic counselling sessions with a strict collaboration between geneticists and psychologists together with interventions planned to increase men's self-monitoring ability to support their self-efficacy.
Journal • BRCA Biomarker
|
BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset)
|
BRCA1 positive • BRCA2 positive
2years
Probiotics and Breast Health (clinicaltrials.gov)
P=N/A, N=60, Completed, Lawson Health Research Institute | Active, not recruiting --> Completed
Trial completion
|
BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset)
|
BRCA2 positive
2years
A qualitative analysis of coping with genetically exacerbated risk of breast and ovarian cancers among medically-underserved women with BRCA1/2 mutations (AACR 2022)
Furthermore, since much of the research on the lived experiences of BRCA1/2 has been on highly-educated, non-Hispanic white women, few studies have focused entirely on medically-underserved populations, which was the entirety of our sample. This work adds an important intersectional lens in which to better understand the experiences of living with a BRCA1/2 mutation.
Clinical • BRCA Biomarker
|
BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset)
|
BRCA2 mutation • BRCA1 mutation • BRCA1 positive • BRCA2 positive
2years
Residential Locale Is Associated with Disparities in Genetic Testing-Related Outcomes Among BRCA1/2-Positive Women. (PubMed, J Racial Ethn Health Disparities)
Our study identifies disparities in genetic testing resources among women living in suburban and rural areas. These findings can be used to inform future care, research, and community resources that may impact services relating to genetic testing within these locales.
Journal • BRCA Biomarker
|
BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset)
|
BRCA2 mutation • BRCA1 mutation • BRCA1 positive • BRCA2 positive
2years
Pregnancy after breast cancer in BRCA1/2 mutation carriers. (PubMed, Hered Cancer Clin Pract)
According to the existing literature evidence pregnancy after therapy for breast cancer in BRCA carriers is safe for the mother and offspring, but patients' needs, oncofertility counseling and fertility-sparing strategy should be carefully planned before starting the cytotoxic treatment.
Review • Journal • BRCA Biomarker
|
BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset) • BRCA (Breast cancer early onset)
|
BRCA2 mutation • BRCA1 mutation • BRCA1 positive • BRCA2 positive
2years
COVID-19 experiences predicting high anxiety and depression among a sample of BRCA1/BRCA2-positive women in the US. (PubMed, Sci Rep)
To date, this is the first study to analyze anxiety and depression considering several COVID-19 predictors among BRCA1/2-positive women. Our findings can be used to inform future research and advise COVID-19-related mental health resources specific to these women.
Clinical • Journal
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BRCA1 (Breast cancer 1, early onset) • BRCA2 (Breast cancer 2, early onset)
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BRCA1 positive • BRCA2 positive