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  • Hendrix Arthur posted an update 1 week, 1 day ago

    CD19-directed chimeric antigen receptor (CAR) T-cell therapy is a valuable new treatment option for patients with relapsed/refractory (R/R) B-cell non-Hodgkin lymphoma. The aim of this review is to give an overview of the pivotal phase I/II trials, emerging real-world evidence and ongoing trials.

    For decades, attempts at improvement of the poor prognosis of patients with R/R large B-cell lymphoma with new treatment regimens have been disappointing. Since the first report of CD19-directed CAR-T-cell therapy in 2010, three constructs have been tested in large phase I/II trials and resulted in 30-40% durable responses. This has led to Food and Drug Administration and European Medicines Agency approval for axicabtagene ciloleucel and tisagenlecleucel and filing of the biologics license application for lisocabtagene maraleucel. Emerging real-world evidence seems to confirm the promising results. However, considerable toxicity, mainly cytokine release syndrome and neurotoxicity limits their general applicability and not all patients intended to be treated can be bridged during the manufacturing period due to kinetics of the disease. Randomized phase III clinical trials are being conducted to test anti-CD19 CAR-T-cell therapy in the second-line and several phase II trials are aiming to improve efficacy and decrease toxicity.

    CD19-directed CAR-T-cell therapy has become standard of care for aggressive R/R diffuse large B-cell non-Hodgkin lymphoma (DLBCL), but challenges still remain.

    CD19-directed CAR-T-cell therapy has become standard of care for aggressive R/R diffuse large B-cell non-Hodgkin lymphoma (DLBCL), but challenges still remain.

    Changes in molecular classification together with a deeper knowledge of both immune disregulation and phosphatidylinositol-3 kinase (PI3K) pathway alterations are leading to a new endometrial cancer treatment paradigm. This review will address the cutting-edge data in this field.

    This article will cover the updated data in endometrial cancer molecular classification and its correlation with the outcomes in randomized clinical trials (e.g., PORTEC-3). Moreover, we will review the latest data regarding checkpoint blockade molecules (CPB) in the recurrent setting and how they are changing the treatment landscape. In addition, the role of the PI3K inhibitors, their activity, and toxicity profile will be described.

    As result of the incorporation of molecular classification in our daily practice, the adjuvant treatment in endometrial cancer is rapidly evolving and leading to a new paradigm. The promising data observed with CPB in the recurrent setting have led to the food and drug administration approval of pembrolizumab as monotherapy and in combination with lenvatinib. Additionally, the current outcomes achieved with PI3K inhibitor agents encourage us to continue our clinical research to identify those patients who may benefit the most.

    As result of the incorporation of molecular classification in our daily practice, the adjuvant treatment in endometrial cancer is rapidly evolving and leading to a new paradigm. The promising data observed with CPB in the recurrent setting have led to the food and drug administration approval of pembrolizumab as monotherapy and in combination with lenvatinib. Additionally, the current outcomes achieved with PI3K inhibitor agents encourage us to continue our clinical research to identify those patients who may benefit the most.

    Novel therapies are needed for the treatment of recurrent cervical cancer. The best chemotherapy regimen to date has a response rate of 48% with an overall survival of 17 months, with limited options for second-line chemotherapy. Immunotherapy can induce a strong immune response in cervical cancer due to retained viral antigens and is reviewed in this article.

    Current clinical trials include treatment with Listeria that elicits an immune response against the E7 oncoprotein and active vaccines against the E7 oncoprotein. Although the response rates to programmed cell death 1 (PD-1) inhibition alone have been modest, the landmark survival reported in these trials suggests the activity of these agents may not be measured by RECIST criteria. Histone Methyltransferase inhibitor The KEYNOTE-158 trial has led to the approval of pembrolizumab in recurrent programmed cell death ligand 1 (PD-L1) positive cervical cancer. Combinations of programmed cell death 1 and anticytotoxic T-lymphocyte-associated protein 4 inhibitors (CTLA4) inhibitors have shown promising and durable activity. There is active research with new combinations of checkpoint inhibitors, as well as combinations of these drugs with chemotherapy and radiation, and other novel approaches.

    Immune therapy has broad activity in cervical cancer. Responses to immunotherapy can be dramatic and durable. Continued work to find the optimal combination and setting for immunotherapy is ongoing.

    Immune therapy has broad activity in cervical cancer. Responses to immunotherapy can be dramatic and durable. Continued work to find the optimal combination and setting for immunotherapy is ongoing.

    Epithelial to mesenchymal transition (EMT) is a key process in determining distant metastasis and intra-hepatic dissemination of hepatocellular carcinoma (HCC). Follistatin (FST) family members are considered to be an attractive therapeutic targets and prognostic indicators in cancers. As a derivative of FST, Follistatin Like 5 (FSTL5) may play a similar role in HCC cells. This study aimed to investigate the expression and function of FSTL5 in HCC and its role in EMT.

    FSTL5, E-cadherin and vimentin in HCC, and paracancerous tissues were detected by immunohistochemistry. Correlation of FSTL5 expression with overall survival was assessed. The proliferation and invasion of HCC cell lines SK-Hep1 and MHCC-LM3 were analyzed by cell counting kit-8 and Transwell assays. The expression of FSTL5, E-cadherin, and vimentin in HCC cells was examined by polymerase chain reaction and Western blot analysis. T-test was used to analyze the difference in proliferation and invasion ability between groups. The Spearman rank d the expression of vimentin in SK-Hep1 (negative control [NC] vs. FSTL5-interfering group [Lv-FSTL5] E-cadherin [t = 45.03, P < 0.001], vimentin [t = 67, P < 0.001]) and MHCC-LM3 (NC vs. Lv-FSTL5 E-cadherin [t = 50, P < 0.001], vimentin [t = 72.75, P < 0.001]) cells at mRNA level. The same as protein level. In addition, the over-expression of FSTL5 inhibited the proliferation (NC vs. Lv-FSTL5 SK-Hep1, 3 d [t = 7.324, P = 0.018], 4 d [t = 6.23, P = 0.021], 5 d [t = 10.21, P = 0.003]; MHCC-LM3, 3 d [t = 4.32, P = 0.037], 4 d [t = 7.49, P = 0.012], 5 d [t = 9.3661, P = 0.009]) and invasion (NC vs. Lv-FSTL5 SK-Hep1, t = 21.57, P < 0.001; MHCC-LM3, t = 18.04, P < 0.001) of HCC cells.

    Down-regulation of FSTL5 may contribute to EMT of HCC, and FSTL5 is a potential target in the treatment of HCC.

    Down-regulation of FSTL5 may contribute to EMT of HCC, and FSTL5 is a potential target in the treatment of HCC.

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