1.Diagnostic and treatment strategies for esophageal squamous cell carcinoma from the perspective of kidney deficiency as the root cause and toxicity and stasis as the enabler
Jingjie YU ; Sicong LI ; Shengjuan HU ; Yiyuan CUI ; Yue JIN ; Yufan CHEN ; Yijing YAN ; Li FENG
Journal of Beijing University of Traditional Chinese Medicine 2025;48(11):1595-1601
Esophageal squamous cell carcinoma(ESCC)is a common malignant tumor with insidious early symptoms and a poor prognosis.In traditional Chinese medicine(TCM),ESCC is classified as"ye ge."Drawing on clinical experience,we believe that kidney deficiency leads to the deficiency of vital qi and immune dysfunction,providing the foundation for cancerous growth by depleting qi and damaging essence,toxic stasis and stagnation,forming a local hypoxic and acidic microenvironment that promotes tumor invasion,metastasis,and recurrence.Considering the effect of modern comprehensive treatments,the occurrence and development of ESCC are summarized as kidney deficiency being the root cause and toxic stasis being the driving force.The pathogenesis and treatment of ESCC in the preoperative,postoperative,and non-surgical treatment stages are discussed.The pathogenesis of the disease is summarized as follows:preoperatively,toxicity and stasis intertwine,depleting the kidney;postoperatively,the kidney loses its vitality,allowing various pathogenic factors to persist;during non-operative treatment,vital qi and pathogens contend,resulting in entrenched toxicity.During the preoperative neoadjuvant phase,therapy should resolve stasis,eliminate toxins,enhance kidney function,tonify essence,and support the body.During the postoperative adjuvant phase,therapy should strengthen the root and consolidate the foundation while detoxifying and expelling stasis.The non-surgical treatment stage uses"balanced interruption,"targeting tumor progression and metastasis by harmonizing yin and yang,thus preventing recurrence.This article will provide insights into the integrative Chinese-Western management of ESCC.
2.Research Progress of Fuzheng Jiedu Huayu Method in Reducing Toxicity and Enhancing Efficacy of Immunotherapy
Yufan CHEN ; Sicong LI ; Yiyuan CUI ; Li FENG
Cancer Research on Prevention and Treatment 2025;52(1):11-18
Immunotherapy, including immune checkpoint inhibitors, tumor vaccine therapy, oncolytic virotherapy, and adoptive cell therapy, has made remarkably breakthroughs in the field of oncology. Immune checkpoint inhibitors, which block programmed death receptor 1 or programmed death ligand 1, have been included in the first-line clinical treatment for advanced solid tumors, such as non-small cell lung cancer and malignant melanoma. However, primary or secondary drug resistance in tumors severely limits the survival benefits for patients. Immune-related adverse reactions, such as pneumonia, hypothyroidism, hypophysitis, and myocarditis, also greatly affect the quality of life of patients. Fuzheng Jiedu Huayu is an important concept guiding the prevention and treatment of tumors with traditional Chinese medicine (TCM). It is also a curative principle and therapeutic TCM method to reduce the toxicity and enhance the efficacy of immunotherapy. This article summarizes the research progress of immunotherapy and discusses how TCM reduces the toxicity and enhances the efficacy of immunotherapy, hoping to provide a reference for the integrated treatment of tumors with TCM and immunotherapy.
3.Diagnostic and treatment strategies for esophageal squamous cell carcinoma from the perspective of kidney deficiency as the root cause and toxicity and stasis as the enabler
Jingjie YU ; Sicong LI ; Shengjuan HU ; Yiyuan CUI ; Yue JIN ; Yufan CHEN ; Yijing YAN ; Li FENG
Journal of Beijing University of Traditional Chinese Medicine 2025;48(11):1595-1601
Esophageal squamous cell carcinoma(ESCC)is a common malignant tumor with insidious early symptoms and a poor prognosis.In traditional Chinese medicine(TCM),ESCC is classified as"ye ge."Drawing on clinical experience,we believe that kidney deficiency leads to the deficiency of vital qi and immune dysfunction,providing the foundation for cancerous growth by depleting qi and damaging essence,toxic stasis and stagnation,forming a local hypoxic and acidic microenvironment that promotes tumor invasion,metastasis,and recurrence.Considering the effect of modern comprehensive treatments,the occurrence and development of ESCC are summarized as kidney deficiency being the root cause and toxic stasis being the driving force.The pathogenesis and treatment of ESCC in the preoperative,postoperative,and non-surgical treatment stages are discussed.The pathogenesis of the disease is summarized as follows:preoperatively,toxicity and stasis intertwine,depleting the kidney;postoperatively,the kidney loses its vitality,allowing various pathogenic factors to persist;during non-operative treatment,vital qi and pathogens contend,resulting in entrenched toxicity.During the preoperative neoadjuvant phase,therapy should resolve stasis,eliminate toxins,enhance kidney function,tonify essence,and support the body.During the postoperative adjuvant phase,therapy should strengthen the root and consolidate the foundation while detoxifying and expelling stasis.The non-surgical treatment stage uses"balanced interruption,"targeting tumor progression and metastasis by harmonizing yin and yang,thus preventing recurrence.This article will provide insights into the integrative Chinese-Western management of ESCC.
4.Research progress on influencing factors and related mechanisms of birth weight in offspring of assisted reproductive technology
Jiejing JIAO ; Chen GENG ; Yiyuan ZHANG ; Linlin CUI
Chinese Journal of Reproduction and Contraception 2024;44(7):742-749
With the increase of the incidence rate of infertility, assisted reproductive technology (ART) has gradually become the main or even the only treatment for infertile people. A large amount of evidence showed that perinatal outcomes of ART offspring are different from those of naturally conceived offspring, such as the increased risk of low birth weight and long-term metabolic abnormalities. However, beside of ART, infertility and the fetus factor also play a role in the poor pregnancy outcome. Since birth weight plays an important role in the long-term health of newborns, this article reviewed the factors and related mechanisms that may affect the birth weight of offspring conceived by ART, so as to contribute improving the pregnancy outcome.
5.Research progress on influencing factors and related mechanisms of birth weight in offspring of assisted reproductive technology
Jiejing JIAO ; Chen GENG ; Yiyuan ZHANG ; Linlin CUI
Chinese Journal of Reproduction and Contraception 2024;44(7):742-749
With the increase of the incidence rate of infertility, assisted reproductive technology (ART) has gradually become the main or even the only treatment for infertile people. A large amount of evidence showed that perinatal outcomes of ART offspring are different from those of naturally conceived offspring, such as the increased risk of low birth weight and long-term metabolic abnormalities. However, beside of ART, infertility and the fetus factor also play a role in the poor pregnancy outcome. Since birth weight plays an important role in the long-term health of newborns, this article reviewed the factors and related mechanisms that may affect the birth weight of offspring conceived by ART, so as to contribute improving the pregnancy outcome.
6.Expression, purification Orai2 protein and preparation, application it's polyclonal antibody
Xiaoqiang XIA ; Yiyuan CUI ; Fanghua LI ; Mina CHEN
Chinese Journal of Immunology 2009;25(11):965-968
Objective:To prepare GST-Orai2 fusion protein and to prepare polyclonal antibody against Orai2 by immunizing rabbits.To further investigate the function of Orai2,a transmembrane protein,this antibody was used to identify the Orai2 conditional gene knockout mice.Methods:ORF of Orai2 was amplified by PCR and subcloned into pGEX-6p-1 vector.After transforming BL21 (DE3) competent cells,we succeeded in inducing the expression of GST-Orai2 fusion protein using IPTG.Then the GST-Orai2 protein was purified by immobilized Glutathione affinity chromatography and identified by SDS-PAGE.A New England rabbit was immunized with the prepared fusion protein in Freund's adjuvant to prepare specific antibody.Finally,the prepared antibody was identified by Western blot by checking its titer and specificity.Furthermore,we took use of the prepared Orai2 antibody to identify Orai2 conditional gene knockout mice,with comparing to the wildtype ones in the same cage.Results:The purity of purified GST-Orai2 reached to 90% and the concentration was 0.35 mg/ml by BCA kit.We could detect Orai2 protein even in dilution of 1:10,000.Also,the prepared polyclonal antibody agianst Orai2 could detect both overexpressed and endogenous Orai2 protein in mouse-brain,without crossing reaction with Orai1.As well,we found that the Orai2 protein expression was of obvious reduction in Orai2 conditional gene knockout mice,compared with the wildtype ones in the same cage.Conclusion:We successfully obtain the purified GST-Orai2 fusion protein and prepare specific and highly sensitive polyclonal antibody against Orai2.The antibody can be used to detect overexpressed and endogenous Orai2 protein inmouse-brain specifically,and to identify Orai2 conditional gene knockout mice,without any crossing reaction with Orai1.Our work contributes a lot to the future investigation of functions of Orai2.

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