1.Clinical Efficacy of Modified Linggui Zhugan Tang in Patients with Obstructive Sleep Apnea-Hypopnea Syndrome of Spleen Deficiency and Dampness Obstruction with Blood Stasis Type and Its Effect on MIF, miR-223, and IL-18
Jun ZHANG ; Mengmei WEI ; Bo LI ; Yi YANG ; Changhui LINGHU ; Mingchang ZHANG ; Zhengxing GE
Chinese Journal of Experimental Traditional Medical Formulae 2026;32(9):171-179
ObjectiveTo investigate the intervention effects of modified Linggui Zhugan Tang (LGZGT) on patients with obstructive sleep apnea-hypopnea syndrome (OSAHS) of the spleen deficiency and dampness obstruction with blood stasis type, reveal its possible mechanisms, and provide a theoretical basis for the clinical treatment of OSAHS with traditional Chinese medicine (TCM). MethodsEighty OSAHS patients with spleen deficiency and dampness obstruction with blood stasis were randomly assigned to a control group and an observation group (1∶1) using a random number table, with 40 patients in each group. The control group received standard basic treatment combined with oral Doxofylline tablets, while the observation group received standard basic treatment combined with modified LGZGT. Serum levels of macrophage migration inhibitory factor (MIF), microRNA-223 (miR-223), and interleukin-18 (IL-18) were measured by enzyme-linked immunosorbent assay (ELISA), and the mRNA expression levels of MIF, miR-223, and IL-18 were measured by real-time quantitative polymerase chain reaction (Real-time PCR). After two months of treatment, the total clinical efficacy, apnea-hypopnea index (AHI), lowest nocturnal oxygen saturation (LSpO2), body mass index (BMI), TCM syndrome scores, and expression levels of MIF, miR-223, and IL-18 before and after treatment were compared between the two groups. Correlations between MIF, miR-223, IL-18 and AHI and LSpO2 were also analyzed. ResultsCompared with the control group, the observation group showed a significantly higher total clinical effective rate (P<0.01, Z=-3.49). Within the control group, no significant changes were observed in AHI, LSpO2, BMI, TCM syndrome scores, or MIF, miR-223, IL-18 levels and their mRNAs after treatment. In the observation group, AHI, BMI, TCM syndrome scores, and MIF and IL-18 levels and their mRNAs decreased significantly, while LSpO2 increased significantly (P<0.01). After treatment, compared with the control group, the observation group exhibited significantly lower AHI, BMI, TCM syndrome scores, and MIF and IL-18 levels and their mRNAs, and significantly higher LSpO2 (P<0.01). Correlation analysis showed that MIF and IL-18 were positively correlated with AHI (P<0.01) and negatively correlated with LSpO2 (P<0.01), whereas miR-223 was negatively correlated with AHI (P<0.01) and positively correlated with LSpO2 (P<0.01). ConclusionModified LGZGT may improve OSAHS of the spleen deficiency and dampness obstruction with blood stasis type by reducing airway inflammatory factors, alleviating airway inflammation, relieving airway edema and stenosis, and improving airway obstruction.
2.Short-Term Efficacy and Long-Term Recurrence Rate of Traditional Chinese Medicine Versus Western Surgical Treatment for Mixed Hemorrhoids:A Multi-Center Retrospective Cohort Study Based on Real-World Data
Kang DING ; Zhimin FAN ; Xiaojie ZHOU ; Xiaoxiao WANG ; Yuanyuan GE ; Huiting ZHU ; Yuxin ZHU ; Xia YANG ; Jun DU ; Shicai HUANG ; Yang ZHANG
Journal of Traditional Chinese Medicine 2026;67(7):747-754
ObjectiveTo observe the short-term and long-term efficacy of traditional Chinese medicine (TCM) surgical operations in treating mixed hemorrhoids. MethodsA multi-center retrospective cohort study was conducted, collecting clinical data from 17,831 mixed hemorrhoid surgery patients in 8 top-tier TCM hospitals in Jiangsu Province. Standardized and structured datasets were obtained through artificial intelligence models. Patients who underwent western surgical treatment were categorized into the western surgery group (11,646 cases), and those receiving TCM surgical operations were categorized into the TCM surgery group (6185 cases). Propensity score matching (1∶1 matching) was used to balance baseline data between groups. The primary outcome was the one-year recurrence rate, and secondary outcomes included the main symptoms (rectal bleeding, degree of prolapse) and secondary symptoms (anal distension, anal edema, wound secretion and exudation, anal stenosis, residual skin tags, perianal itching, and anal pain) measured on days 7, 28, and 60 after discharge. ResultsAfter matching, 2194 patients were included in each group. Symptom scores showed that at 28 days after discharge, the TCM surgical group had superior improvement in rectal bleeding [OR=5.786, 95%CI (3.092,10.827)], degree of prolapse [OR=4.510, 95%CI (1.649,12.333)], and anal edema [OR=3.188, 95%CI (1.295,7.845)] compared to the western surgical group. At 60 days post-discharge, the TCM group still showed advantages in improving rectal bleeding [OR=5.237, 95%CI (1.077,25.464)] and anal pain [OR=11.697, 95%CI (1.186,115.336)] (P<0.05). Long-term follow-up showed that the one-year recurrence rate in the TCM surgery group was 1.1% (8/726), while that in the western surgery group was 2.3% (10/444), with no statistically significant difference between the two groups (P>0.05). ConclusionBased on real-world data, TCM surgical treatment for mixed hemorrhoids shows significant short-term symptom improvement, particularly in terms of hemostasis, reducing swelling, and alleviating prolapse of anal masses.
3.Study on the current status of emergency management for severe mental disorders in Shanghai
Xiaolei GE ; Yi ZHU ; Chunmei CHEN ; Youwei ZHU ; Yanli LIU ; Jun CAI ; Weibo ZHANG ; Fei XIE
Shanghai Journal of Preventive Medicine 2025;37(3):276-281
ObjectiveTo investigate the current status of emergency management for severe mental disorders in Shanghai, and to provide countermeasures and suggestions for the establishment of a sound emergency management system for severe mental disorders and the enhancement of emergency management capability. MethodsA questionnaire survey and qualitative interviews were used to conduct an investigation into the emergency management in 17 district-level mental illness prevention and control institutions in Shanghai, which includes the basic situation of emergency management for severe mental disorders, the construction of emergency response teams and personnel, emergency preparedness drills and training, emergency management plans and rules and regulations, and problems encountered in emergency management. ResultsIn terms of emergency management mechanism and basic situation, resources such as personnel allocation, security funds and green channel were well equipped in each district-level mental illness prevention and control institution in Shanghai. However, the equipment of some hardware facilities was still insufficient to some extent. Therefore, further improvement on the emergency management mechanism for severe mental disorders was needed. With regard to the construction of emergency team and personnel allocation, the majority were those aged between 35‒<45 years old, with a bachelor’s degree, and more than 10 years of working experience. For example, 90.27% staff in district-level mental illness prevention and control institution had a bachelor’s degree or above, which was higher than that among the staff in community-level (73.60%); staff majored in clinical medicine in district-level institution accounted for the proportion at 52.71%, higher than that among the staff in community-level (28.86%); 57.24% staff in district-level institution had an intermediate professional title, higher than that among the staff in community-level (42.28%); and 69.90% staff in district-level institution had more than 10 years of working experience, higher than that among the staff in community-level (43.62%). In the aspect of emergency drills and training, all district-level mental illness prevention and control institutions in Shanghai had a high demand for emergency training, and the weak aspects mainly focused on lack of emergency service protocols, skills of addressing technical challenges, and construction of effectiveness evaluation system. Moreover, the teaching methods were primarily centered on case analysis, simulation drills, interactive discussions, and so forth. Concerning emergency management plans and rules and regulations, all districts in Shanghai had relatively established well-developed systems for emergency response plans, emergency response leadership groups, and emergency response operational task forces for severe mental disorders. About half of the institutions had established other rules and regulations related to emergency management of severe mental disorders in addition to emergency plans. ConclusionShanghai has initially established an emergency management system for severe mental disorders, but it is still fragile in specialized training for emergency management of severe mental disorders, construction of emergency management mechanisms, and the building-up of grassroots emergency teams. Further priorities should include strengthening emergency management training, enhancing the construction of emergency management personnel teams, and gradually establishing a more comprehensive and integrated emergency management mechanism for severe mental disorders.
4.Clinical Practice of Coronary Microvascular Disease with the Integrated Approach of Traditional Chinese and Western Medicine
Aolin LI ; Xinnong CHEN ; Lerong YU ; Jun GE ; Wei ZHOU ; Kangzheng GUO ; Junping ZHANG
Journal of Traditional Chinese Medicine 2025;66(16):1662-1667
This paper analyzed the traditional Chinese medicine (TCM) and western medical understanding of coronary microvascular disease (CMVD) from the three dimensions of "disease-syndrome-symptom". In western medicine, by summarizing the suspected diagnosis and understanding of CMVD, it is believed that inflammatory responses and vascular endothelial damage are the key mechanisms of the pathogenesis. From the perspective of TCM, the disease location is at blood, vessels and heart, and the fundamental cause is spleen and kidney depletion, closely realted to phlegm, stasis, toxin, wind and qi. Integrating the understanding of both TCM and western medicine, clinical treatment advocates taking the CMVD pathology as the base, and the TCM understanding of pathogenesis as the main focus. The properties of Chinese herbal medicinals is used as the guidance for medication, and the pharmacological understanding as the assisstance of treatment, with the medical history and the severity of the condition are additionally considered. It is finally proposed that during the acute phase, the methods of nourishing yin and resolving toxins, softening hardness and dissipating masses, dispelling wind and unblocking collaterals should be applied to alleviate the emergency. In the subacute phase, the focus should be on raising and lifting qi promote its movement, with flexible use of medicinals that can unblock yang. In the remission phase, the method of tonifying spleen and fortifying kidney should be used to maintain the stability of the condition.
5.Effects of Huayu Tongluo moxibustion on cognitive function and insulin resistance in patients with type 2 diabetes mellitus and cognitive decline: a randomized controlled trial.
Min YE ; Aihong YUAN ; Lele ZHANG ; Qiqi YANG ; Hongyu XIE ; Xia GE ; Wenjing KAN ; Sheng LI ; Jun YANG
Chinese Acupuncture & Moxibustion 2025;45(11):1541-1548
OBJECTIVE:
To investigate the effects of Huayu Tongluo (transforming stasis and unblocking collaterals) moxibustion on cognitive function and insulin resistance in patients with type 2 diabetes mellitus (T2DM) and cognitive decline.
METHODS:
Ninety patients with T2DM and cognitive decline were randomly divided into a moxibustion group (n=45, 3 cases dropped out, 2 cases were eliminated) and a waiting moxibustion group (n=45, 2 cases dropped out). Both groups received routine hypoglycemic treatment for 12 weeks. The moxibustion group additionally received Huayu Tongluo moxibustion at Baihui (GV20), Shenting (GV24), and Dazhui (GV14). Pressing moxibustion was applied to Baihui (GV20) for 20 min, while suspended moxibustion was applied to Shenting (GV24) and Dazhui (GV14) for 20 min each. Treatments of moxibustion were administered every other day (three times per week) for 12 weeks. All patients were followed up for 12 weeks, during which their original hypoglycemic medication regimen was maintained. Before treatment, after 12 weeks of treatment, and at the 12-week follow-up, the scores of Montreal cognitive assessment (MoCA), mini-mental state examination (MMSE), Addenbrooke's cognitive examination Ⅲ (ACE-Ⅲ), symbol digit modalities test (SDMT), and Athens insomnia scale (AIS) and the insulin resistance index (HOMA-IR) were observed in the two groups.
RESULTS:
Compared with before treatment, the MoCA scores, MMSE scores, ACE-Ⅲ subscale scores (attention, memory, language fluency, language, visuospatial ability) and total scores, and SDMT scores were increased (P<0.01), while the AIS scores were decreased (P<0.05) in the moxibustion group after treatment and at follow-up. Compared with before treatment, the MMSE score, ACE-Ⅲ subscale scores (memory, attention) and total score after treatment, as well as the ACE-Ⅲ subscale scores (language, memory, attention) and total score, and SDMT score at follow-up were increased (P<0.05, P<0.01) in the waiting moxibustion group. Compared with before treatment, HOMA-IR was decreased in both groups after treatment and at follow-up (P<0.01). At follow-up, ACE-Ⅲ subscale scores (attention, memory), and the total score in the moxibustion group were lower than those after treatment (P<0.05, P<0.01), and the ACE-Ⅲ language subscale score, total ACE-Ⅲ score, and SDMT score in the waiting moxibustion group were higher than those after treatment (P<0.01, P<0.05). After treatment and at follow-up, compared with the waiting moxibustion group, the moxibustion group had higher MoCA scores, MMSE scores, SDMT scores, ACE-Ⅲ subscale scores (attention, memory, language fluency) and total scores (P<0.05, P<0.01), and lower HOMA-IR (P<0.05).
CONCLUSION
Huayu Tongluo moxibustion can effectively improve cognitive function in patients with T2DM and cognitive decline. This improvement may be associated with the reduction in insulin resistance.
Humans
;
Insulin Resistance
;
Diabetes Mellitus, Type 2/complications*
;
Male
;
Female
;
Moxibustion
;
Middle Aged
;
Aged
;
Cognition
;
Acupuncture Points
;
Adult
;
Cognitive Dysfunction/therapy*
6.Determination of sotagliflozin in rat plasma by UPLC-MS/MS method
Ge-xi CAO ; Xiao-xu ZHANG ; Yan-ru DENG ; Bin YAN ; Zhan-jun DONG
The Chinese Journal of Clinical Pharmacology 2025;41(2):230-234
Objective To establish a ultra-high performance liquid chromatography-tandem mass spectrometer(UPLC-MS/MS)method for determining the concentration of sotagliflozin in rat plasma and apply it to pharmacokinetic studies in rats.Methods Electrospray negative ion multi-reaction ion detection was used.Chromatographic column:EXT-C18(2.1 mm × 100.0 mm,2.7 μm);column temperature:45 ℃;mobile phase:5 mmol·L-1 ammonium acetate aqueous solution-acetonitrile;flow rate:0.35 mL·min-1;ion pairs:sotagliflozin m/z 483.3→315.1,dapagliflozin m/z 467.4→329.2;injection volume:6 μL,plasma samples were processed using methyl tert-butyl ether liquid-liquid extraction.Six male SD rats were administered a single oral dose of sogliflozin at 40 mg·kg-1,and detected the concentration of sogliflozin in plasma.Pharmacokinetic parameters were calculated using Drug And Statistics(DAS)2.1.1.Results Sotagliflozin showed good linearity within the range of 5-2 000 ng·mL-1,with intra-day and inter-day precision both less than 15%.The recovery rate,matrix effect,and stability were all within the specified range.Pharmacokinetic parameters:Cmax was(3 716.67±568.28)ng·mL-1,tmax was(1.00±0.32)h,t1/2 was(2.28±0.45)h,AUC0-t was(1.70 × 104±2 075.87)ng·mL-1·h.Conclusion This study established a method for determining the concentration of sotagliflozin in rat plasma,which is characterized by high sensitivity,rapid detection,and good repeatability.It is suitable for the determination of sotagliflozin concentration in plasma and pharmacokinetic studies.
7.Epidemiological distribution characteristics and transmission patterns of Campylobacter in a Shandong broiler slaughterhouse
Shuai MIAO ; Xiu-mei HUANG ; Lin WANG ; Jun-hui LIU ; Jian-mei ZHAO ; Yu-bin GAO ; Shi-ping SONG ; Si-yu ZHANG ; Na LIU ; Ge ZHAO ; Xi-yue ZHANG ; Jun-wei WANG ; Juan WANG ; Zhi-na QU
Chinese Journal of Zoonoses 2025;41(6):583-591
This research investigated the contamination level,distribution of drug-resistant strains,and molecular epidemiologi-cal characteristics of Campylobacter,and further explored transmission pathways and prevention strategies.Cecum,chicken carcass,chicken product,and environmental samples,as well as swabs from workers'hands,were collected from a slaughterhouse in a large broiler group in the Jiaodong area between August 2023 and July 2024.Quantitative contamination assessment of Campylobacter in chicken carcasses and chicken products was performed.After microbial mass spectrometry identification,the representative strains of different links were selected for drug resistance testing and whole genome sequencing(WGS).On the basis of the sequencing results,the resistance genes,virulence genes,multilocus sequence typing(MLST),and phylogenetic characteristics of representative strains were analyzed.Homology comparisons were performed between isolates and strains from patients with diarrhea in the NCBI database.A total of 297 Campylobacter strains were isolated from 806 samples,and the overall detection rate was 36.85%.The detection rate of Campylobacter was highest in the evisceration process(47.33%),followed by the cutting process(35.64%).Overall,the Campylo-bacter detection rate first increased,then decreased,and subsequently increased.Drug sensitivity testing revealed that 90 isolates were resistant to nalidixic acid and ciprofloxacin,and 94.97%of isolates were resistant to tetracycline.WGS showed that both Campylo-bacter jejuni(C.jejuni)and Campylobacter coli(C.coli)carried many drug resistance and virulence genes.ST-14176 of C.jejuni was isolated for the first time herein.The predominant ST-8261 strain of C.jejuni and ST-860,ST-829,and ST-1586 strains of C.coli are known to cause human diarrhea.LOS expression genes associated with Guillain-Barré syndrome(GBS)were detected in both C.jejuni isolates from the slaughter chain and patients with GBS.Some strains exhibited close genetic relatedness to human-derived Campylo-bacter strains from the NCBI database.The detection rate of Campylobacter in the slaughterhouse first increased,then decreased,and subsequently increased,and the quantitative contamination level of each link was similar to the detection rate.Quantitative analysis of chicken carcasses/products revealed that the average bacterial load was highest in eviscerated carcasses(102.80 cfu/g),and the high-est amount of Campylobacter in chicken products reached 451.80 cfu/g.Abundant drug resistance genes and virulence genes were iden-tified,and the drug resistance genes were highly correlated with the drug resistance rate.Therefore,surveillance intensity and control measures for Campylobacter in slaughter processes should be strengthened.
8.Expert consensus on the diagnosis and treatment of cemental tear.
Ye LIANG ; Hongrui LIU ; Chengjia XIE ; Yang YU ; Jinlong SHAO ; Chunxu LV ; Wenyan KANG ; Fuhua YAN ; Yaping PAN ; Faming CHEN ; Yan XU ; Zuomin WANG ; Yao SUN ; Ang LI ; Lili CHEN ; Qingxian LUAN ; Chuanjiang ZHAO ; Zhengguo CAO ; Yi LIU ; Jiang SUN ; Zhongchen SONG ; Lei ZHAO ; Li LIN ; Peihui DING ; Weilian SUN ; Jun WANG ; Jiang LIN ; Guangxun ZHU ; Qi ZHANG ; Lijun LUO ; Jiayin DENG ; Yihuai PAN ; Jin ZHAO ; Aimei SONG ; Hongmei GUO ; Jin ZHANG ; Pingping CUI ; Song GE ; Rui ZHANG ; Xiuyun REN ; Shengbin HUANG ; Xi WEI ; Lihong QIU ; Jing DENG ; Keqing PAN ; Dandan MA ; Hongyu ZHAO ; Dong CHEN ; Liangjun ZHONG ; Gang DING ; Wu CHEN ; Quanchen XU ; Xiaoyu SUN ; Lingqian DU ; Ling LI ; Yijia WANG ; Xiaoyuan LI ; Qiang CHEN ; Hui WANG ; Zheng ZHANG ; Mengmeng LIU ; Chengfei ZHANG ; Xuedong ZHOU ; Shaohua GE
International Journal of Oral Science 2025;17(1):61-61
Cemental tear is a rare and indetectable condition unless obvious clinical signs present with the involvement of surrounding periodontal and periapical tissues. Due to its clinical manifestations similar to common dental issues, such as vertical root fracture, primary endodontic diseases, and periodontal diseases, as well as the low awareness of cemental tear for clinicians, misdiagnosis often occurs. The critical principle for cemental tear treatment is to remove torn fragments, and overlooking fragments leads to futile therapy, which could deteriorate the conditions of the affected teeth. Therefore, accurate diagnosis and subsequent appropriate interventions are vital for managing cemental tear. Novel diagnostic tools, including cone-beam computed tomography (CBCT), microscopes, and enamel matrix derivatives, have improved early detection and management, enhancing tooth retention. The implementation of standardized diagnostic criteria and treatment protocols, combined with improved clinical awareness among dental professionals, serves to mitigate risks of diagnostic errors and suboptimal therapeutic interventions. This expert consensus reviewed the epidemiology, pathogenesis, potential predisposing factors, clinical manifestations, diagnosis, differential diagnosis, treatment, and prognosis of cemental tear, aiming to provide a clinical guideline and facilitate clinicians to have a better understanding of cemental tear.
Humans
;
Dental Cementum/injuries*
;
Consensus
;
Diagnosis, Differential
;
Cone-Beam Computed Tomography
;
Tooth Fractures/therapy*
9.Expert consensus on the treatment of oral diseases in pregnant women and infants.
Jun ZHANG ; Chenchen ZHOU ; Liwei ZHENG ; Jun WANG ; Bin XIA ; Wei ZHAO ; Xi WEI ; Zhengwei HUANG ; Xu CHEN ; Shaohua GE ; Fuhua YAN ; Jian ZHOU ; Kun XUAN ; Li-An WU ; Zhengguo CAO ; Guohua YUAN ; Jin ZHAO ; Zhu CHEN ; Lei ZHANG ; Yong YOU ; Jing ZOU ; Weihua GUO
International Journal of Oral Science 2025;17(1):62-62
With the growing emphasis on maternal and child oral health, the significance of managing oral health across preconception, pregnancy, and infancy stages has become increasingly apparent. Oral health challenges extend beyond affecting maternal well-being, exerting profound influences on fetal and neonatal oral development as well as immune system maturation. This expert consensus paper, developed using a modified Delphi method, reviews current research and provides recommendations on maternal and child oral health management. It underscores the critical role of comprehensive oral assessments prior to conception, diligent oral health management throughout pregnancy, and meticulous oral hygiene practices during infancy. Effective strategies should be seamlessly integrated across the life course, encompassing preconception oral assessments, systematic dental care during pregnancy, and routine infant oral hygiene. Collaborative efforts among pediatric dentists, maternal and child health workers, and obstetricians are crucial to improving outcomes and fostering clinical research, contributing to evidence-based health management strategies.
Humans
;
Pregnancy
;
Female
;
Infant
;
Consensus
;
Mouth Diseases/therapy*
;
Pregnancy Complications/therapy*
;
Oral Health
;
Infant, Newborn
;
Delphi Technique
;
Oral Hygiene
10.Identification and expression analysis of seed dehydration tolerance and PLD gene family in Panax medicinal plants.
Chao-Lin LI ; Min HUANG ; Na GE ; Qing-Yan WANG ; Jin-Shan JIA ; Ting LUO ; Jin-Yan ZHANG ; Ping ZHOU ; Jun-Wen CHEN
China Journal of Chinese Materia Medica 2025;50(12):3307-3321
Panax species are mostly valuable medicinal plants. While some species' seeds are sensitive to dehydration, the dehydration tolerance of seeds from other Panax species remains unclear. The phospholipase D(PLD) gene plays an important role in plant responses to dehydration stress. However, the characteristics of the PLD gene family and their mechanisms of response to dehydration stress in seeds of Panax species with different dehydration tolerances are not well understood. This study used seeds from eight Panax species to measure the germination rates and PLD activity after dehydration and to analyze the correlation between dehydration tolerance and seed traits. Bioinformatics analysis was also conducted to characterize the PnPLD and PvPLD gene families and to evaluate their expression patterns under dehydration stress. The dehydration tolerance of Panax seeds was ranked from high to low as follows: P. ginseng, P. zingiberensis, P. quinquefolius, P. vietnamensis var. fuscidiscus, P. japonicus var. angustifolius, P. japonicus, P. notoginseng, and P. stipuleanatus. A significant negative correlation was found between dehydration tolerance and seed shape(three-dimensional variance), with flatter seeds exhibiting stronger dehydration tolerance(r=-0.792). Eighteen and nineteen PLD members were identified in P. notoginseng and P. vietnamensis var. fuscidiscus, respectively. These members were classified into five isoforms: α, β, γ, δ, and ζ. The gene structures, subcellular localization, physicochemical properties, and other characteristics of PnPLD and PvPLD were similar. Both promoters contained regulatory elements associated with plant growth and development, hormone responses, and both abiotic and biotic stress. During dehydration, the PLD enzyme activity in P. notoginseng seeds gradually increased as the water content decreased, whereas in P. vietnamensis var. fuscidiscus, PLD activity first decreased and then increased. The expression of PLDα and PLDδ in P. notoginseng seeds initially increased and then decreased, whereas in P. vietnamensis var. fuscidiscus, the expression of PLDα and PLDδ consistently decreased. In conclusion, the dehydration tolerance of Panax seeds showed a significant negative correlation with seed shape. The dehydration tolerance in P. vietnamensis var. fuscidiscus and dehydration sensitivity of P. notoginseng seeds may be related to differences in PLD enzyme activity and the expression of PLDα and PLDδ genes. This study provided the first systematic comparison of dehydration tolerance in Panax seeds and analyzed the causes of tolerance differences and the optimal water content for long-term storage at ultra-low temperatures, thus providing a theoretical basis for the short-term and ultra-low temperature long-term storage of medicinal plant seeds with varying dehydration tolerances.
Seeds/metabolism*
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Panax/physiology*
;
Plant Proteins/metabolism*
;
Gene Expression Regulation, Plant
;
Phospholipase D/metabolism*
;
Plants, Medicinal/enzymology*
;
Germination
;
Multigene Family
;
Water/metabolism*
;
Dehydration
;
Phylogeny

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