1.Study on the mechanism of Naozhenning granules in improving learning and memory impairment in multiple cerebral concussion model rats
Xinru WANG ; Yaozhou YAN ; Chunxue ZHANG ; Le ZHAO ; Li GAO ; Yonghui WANG
China Pharmacy 2026;37(11):1416-1421
OBJECTIVE To investigate the mechanism by which Naozhenning granules (NZN) improve learning and memory impairment in a rat model of multiple cerebral concussion (MCC). METHODS The MCC rat model was established using the closed controlled cortical impact method. The experiment was set up with a blank group (normal saline), a model group (normal saline), a piracetam group (positive control group, 0.324 g/kg), and high-, medium-, and low-dose NZN groups (5.4, 2.7, 1.35 g/kg), with 11 rats in each group. Drugs or normal saline were administered by gavage once daily for 28 consecutive days. General condition and body weight were monitored throughout the experiment. The sucrose preference rate and novel object recognition index were measured; Evans blue (EB) extravasation in the cerebral cortex was detected; pathological changes of cortical neurons were observed; the levels of B-cell lymphoma-2 (Bcl-2), Bcl-2-associated X protein (Bax), interleukin-6 (IL-6), IL-10, and tumor necrosis factor-α (TNF-α) in the cerebral cortex were determined; and the phosphorylation levels of AMP-activated protein kinase (AMPK), glycogen synthase kinase 3β (GSK3β), and Tau protein were detected. RESULTS Compared with the blank group, the model group showed poor mental state, sluggish response to external stimuli, reduced food and water intake, decreased limb flexibility, and disheveled fur. Body weight, sucrose preference rate, and novel object recognition index were significantly decreased ( P <0.05); EB extravasation in the cerebral cortex was significantly increased ( P <0.05), with severe neuronal damage. The positive area ratio of Bax protein, IL-6 and TNF-α levels, and Tau protein phosphorylation level were all significantly increased ( P <0.05), whereas the positive area ratio of Bcl-2 protein, IL-10 level, and AMPK and GSK3β protein phosphorylation levels were significantly decreased ( P <0.05). Compared with the model group, all NZN dose groups showed improvements in general condition and pathological damage, with quantitative indices partially restored, and the differences in quantitative indices in high-dose NZN group were statistically significant ( P <0.05). CONCLUSIONS NZN can effectively improve learning and memory impairment in MCC model rats. The mechanism may be related to activating the AMPK/GSK3β pathway, inhibiting inflammatory response, reducing Tau protein phosphorylation level, and then repairing the neuronal injury.
2.Study on the mechanism of cordycepin inhibiting ferroptosis via the Nrf2/HO-1 pathway to delay the transformation from AKI to CKD
Mengqi BAI ; Junhu LI ; Zhibo ZHAO ; Xiaoshuang ZHOU
China Pharmacy 2026;37(11):1428-1433
OBJECTIVE To investigate the mechanism of cordycepin in delaying the transformation from acute kidney injury (AKI) to chronic kidney disease (CKD) (short for “AKI-CKD”). METHODS Network pharmacology and bioinformatics were used to analyze and predict the signaling pathways of cordycepin in delaying AKI-CKD progression and its relationship with the ferroptosis pathway. Cell experiments were performed to verify the predicted results. Human renal tubular epithelial HK-2 cells were divided into blank group, cordycepin group, model group, and H 2 O 2 +cordycepin group. Except for the blank group and cordycepin group, all other groups were treated with 150 μmol/L H 2 O 2 for 72 h to induce persistent oxidative stress injury in cells. After 72 h of cordycepin (40 μmol/L) intervention, the protein and mRNA expression levels of glutathione peroxidase 4 (GPX4), long-chain acyl-CoA synthetase 4 (ACSL4),nuclear factor-erythroid 2-related factor 2(Nrf2), and heme oxygenase-1 (HO-1) in cells were detected. Furthermore, the Nrf2 inhibitor ML385 was added on the basis of H 2 O 2 +cordycepin to verify the role of the Nrf2/HO-1 pathway. RESULTS Network pharmacology and bioinformatics analysis showed that there were 42 overlapping genes related to AKI-CKD and ferroptosis that interact with cordycepin ferroptosis, among which 38 were annotated as ferroptosis-related genes. HO-1 and Nrf2 might be important targets for cordycepin to inhibit ferroptosis. The binding energies of cordycepin with Nrf2 and HO-1 proteins were -8.5 and -6.7 kcal/mol, respectively. Cell experiments showed that compared with the model group, the protein and mRNA expression levels of GPX4, Nrf2 and HO-1 were significantly increased ( P <0.05),while the protein and mRNA expression levels of ACSL4 were significantly decrease d ( P <0.05) in the H 2 O 2 +cordycepin group. After the addition of the Nrf2 inhibitor ML385, the effects of cordycepin on the above proteins and mRNA were significantly reversed ( P <0.05). CONCLUSIONS Cordycepin can inhibit ferroptosis by activating the Nrf2/HO-1 pathway, reduce persistent oxidative stress injury of renal tubular epithelial cells, and delay the progression of AKI-CKD.
3.Comparative study of three-in-one procedure versus combined anterior cruciate ligament and anterolateral structure reconstruction for revision of anterior cruciate ligament reconstruction
Simin LU ; Zipeng YE ; Jinzhong ZHAO
Chinese Journal of Orthopaedics 2025;45(16):1040-1048
Objective:To compare the clinical efficacy of three-in-one procedure versus combined anterior cruciate ligament (ACL) and anterolateral structure (ALS) reconstruction in patients with ACL reconstruction failure.Methods:A total of 32 patients who underwent revision ACL reconstruction from January 2020 to March 2023 were included. The ipsilateral semitendinosus tendon, gracilis tendons, and the anterior half of the ipsilateral peroneus longus tendon, were harvested to constitute the autograft. In patients in whom the ipsilateral semitendinosus and gracilis tendons were unavailable, the bilateral anterior halves of the peroneus longus tendons were utilised. The ACL+ALS group, with bigger transplant graft (diameter >8 mm, n=17; males 13, females 4; mean age 28.29±7.90 years), ACL combined with ALS reconstruction were performed. The three-in-one group ( n=15; males 8, females 7; mean age 29.53±6.73 years) underwent additional iliotibial band (ITB) transposition for grafts with diameter <8 mm (excluding ITB). Operative time, intraoperative blood loss, and graft dimensions were compared. Graft healing was evaluated via postoperative MRI. Knee stability was evaluated via the Lachman test. Lysholm knee score, International Knee Documentation Committee (IKDC) score, knee injury and osteoarthritis outcome score (KOOS), and Tegner activity scale were compared preoperatively, 6-months postoperatively, and 12-months postoperatively, to assess knee function recovery. Results:Surgical parameters revealed that the ACL+ALS group had an operative time of 47.82±9.32 min, blood loss of 29.00±6.99 ml, graft diameter of 8.77±0.69 mm; three-in-one group had an operative time of 57.47±10.06 min, blood loss of 36.33±6.99 ml, graft diameter of 8.53±0.52 mm. Although graft diameter showed no significant intergroup difference ( t=1.065, P>0.05), the three-in-one group showed significantly longer operative times and greater blood loss ( t=2.815, P=0.009; t=2.746, P=0.010). The average follow-up time of the ACL+ALS group was 19.47±5.25 months (range, 12-28 months), whereas the three-in-one group was 20.40±6.50 months (range, 12-32 months). Postoperative MRI showed continuous and homogeneous graft signals in both groups at 6 and 12 months. Lachman test showed negative in 15 cases, grade I in 2 cases in the ACL+ALS group; and negative in 14 cases, grade I in 1 case in the three-in-one group. Both groups exhibited significant improvement from preoperative status ( P<0.001), with no intergroup difference ( P=1.000). Functional scores revealed that both groups showed significant improvement in Lysholm, IKDC, and Tegner scores at 6 and 12 months ( P<0.05 vs. preoperative), with no intergroup differences ( P>0.05). In KOOS subscales, the three-in-one group had significantly lower scores than the ACL+ALS group in pain (88.89±5.75 vs. 94.77±3.79 at 6 months; 89.26±5.93 vs. 96.41±3.22 at 12 months) and sports/recreation (71.33±12.32 vs. 83.53±9.31 at 6 months; 73.67±13.43 vs. 88.24±8.65 at 12 months; P<0.05). Conclusions:When the graft diameter is greater than or equal to 8 mm, both the three-in-one procedure and ACL combined with ALS reconstruction are effective for revision ACL reconstruction. However, patients who underwent three-in-one procedure experienced higher postoperative pain levels.
4.Optimization Strategy and Practice of Traditional Chinese Medicine Compound and Its Component Compatibility
Zhihao WANG ; Wenjing ZHOU ; Chenghao FEI ; Yunlu LIU ; Yijing ZHANG ; Yue ZHAO ; Lan WANG ; Liang FENG ; Zhiyong LI
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(1):299-310
Prescription optimization is a crucial aspect in the study of traditional Chinese medicine (TCM) compounds. In recent years, the introduction of mathematical methods, data mining techniques, and artificial neural networks has provided new tools for elucidating the compatibility rules of TCM compounds. The study of TCM compounds involves numerous variables, including the proportions of different herbs, the specific extraction parts of each ingredient, and the interactions among multiple components. These factors together create a complex nonlinear dose-effect relationship. In this context, it is essential to identify methods that suit the characteristics of TCM compounds and can leverage their advantages for effective application in new drug development. This paper provided a comprehensive review of the cutting-edge optimization experimental design methods applied in recent studies of TCM compound compatibilities. The key technical issues, such as the optimization of source material selection, dosage optimization of compatible herbs, and multi-objective optimization indicators, were discussed. Furthermore, the evaluation methods for component effects were summarized during the optimization process, so as to provide scientific and practical foundations for innovative research in TCM and the development of new drugs based on TCM compounds.
5.Prevalence and influencing factors of work-related musculoskeletal disorders of coal miners in a coal mine group
Xiaolan ZHENG ; Liuquan JIANG ; Ying ZHAO ; Hongxia ZHAO ; Fan YANG ; Qiang LI ; Li LI ; Yingjun CHEN ; Qingsong CHEN ; Gaisheng LIU
Journal of Environmental and Occupational Medicine 2025;42(3):278-285
Background The positive rate of work-related musculoskeletal disorders (WMSDs) among coal mine workers remains high, which seriously affects the quality of life of the workers. Objective To estimate the prevalence of WMSDs among coal miners in Shanxi Province and analyze their influencing factors. Methods From May to December 2023,
6.Effects of Different Microbial Fertilizers on Physiology and Rhizosphere Soil Environment of Codonopsis pilosula
Xia JIANG ; Junxi ZHAO ; Panpan SHI ; Xiaoxuan WANG ; Chenhui DU ; Shuosheng ZHANG ; Haixian ZHAN
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(13):241-251
ObjectiveTo study the effects of applying different microbial fertilizers on the growth and rhizosphere soil environment of Codonopsis pilosula and provide a theoretical basis for ecological cultivation of this medicinal plant. MethodsSeven groups were designed, including CK (no application of microbial fertilizer), T1 (Trichoderma longibrachiatum fertilizer), T2 (Bacillus subtilis fertilizer), T3 (Trichoderma viride fertilizer), T4 (compound microbial fertilizer), T5 (C. pilosula stems and leaves fermented with compound microbial fertilizer), and T6 (Scutellaria baicalensis stems and leaves fermented with T. viride fertilizer). The physiological indicators, yield, and quality of C. pilosula and the physicochemical properties, enzyme activities, and microbial diversity in the rhizosphere soil of different fertilizer treatments were measured. ResultsGroup T1 showed slight decreases in soluble protein content (SPC) and superoxide dismutase (SOD). Groups T2-T6 showed increases in physiological indicators such as proline (Pro), soluble solids content (SSC), SPC, catalase (CAT), and peroxidase (POD) and a decrease in malondialdehyde (MDA) in C. pilosula leaves. All the fertilizer treatments increased the yield of C. pilosula and the total polysaccharide content in the roots. T1, T2, T3, T4, and T5 increased the total flavonoid content in the roots. Meanwhile, T4 increased the total saponin content in the roots. All the fertilizer treatments reduced the pH and increased the electric conductivity (EC), soil organic matter (SOM), and alkaline nitrogen (AN) in the soil. T2 and T5 increased the available phosphorus (AP), and T3, T4, T5, and T6 increased the available potassium (AK) in the soil. All the fertilizer treatments increased the activities of urease, sucrase, and CAT in the soil. Except that T1 decreased the bacterial diversity in the soil, other fertilizer treatments significantly increased bacterial and fungal diversity in the soil. Different fertilizer treatments significantly affected the composition of bacterial and fungal communities in the soil. At the phylum level, the dominant bacterial phyla included Proteobacteria, Acidobacteriota, and Bacteroideta, and the dominant fungal phyla were Ascomycota, Mortierellomycota, and unclassified_fungi in the rhizosphere soil of C. pilosula after bacterial fertilizer treatment. At the genus level, unclassified Gemmatimonadaceae, Sphingomonas, and unclassified Vicinamibacteraceae were the dominant bacterial genera, while unidentified, unclassified Fungi, and unclassified Sordariomycetes were the dominant fungal genera in the rhizosphere soil. The results of redundancy analysis indicated that the main physicochemical factors affecting changes of microbial communities in the rhizosphere soil of C. pilosula were pH, EC, AK, AN, AP, and soil organic matter (SOM) in the soil. The correlation heatmap showed that Bryobacter had significantly positive correlations with EC, AK, and AN. There was a significantly negative correlation between Fusarium and SOM. In summary, applying an appropriate amount of microbial fertilizer can promote the growth and improve the rhizosphere soil environment of C. pilosula. ConclusionThe compound microbial fertilizer and the C. pilosula stems and leaves fermented with compound microbial fertilizer can improve the soil nutrients, growth, development, yield, and quality of C. pilosula, and thus they can be applied to the artificial cultivation of C. pilosula.
7.Effects of Different Microbial Fertilizers on Physiology and Rhizosphere Soil Environment of Codonopsis pilosula
Xia JIANG ; Junxi ZHAO ; Panpan SHI ; Xiaoxuan WANG ; Chenhui DU ; Shuosheng ZHANG ; Haixian ZHAN
Chinese Journal of Experimental Traditional Medical Formulae 2025;31(13):241-251
ObjectiveTo study the effects of applying different microbial fertilizers on the growth and rhizosphere soil environment of Codonopsis pilosula and provide a theoretical basis for ecological cultivation of this medicinal plant. MethodsSeven groups were designed, including CK (no application of microbial fertilizer), T1 (Trichoderma longibrachiatum fertilizer), T2 (Bacillus subtilis fertilizer), T3 (Trichoderma viride fertilizer), T4 (compound microbial fertilizer), T5 (C. pilosula stems and leaves fermented with compound microbial fertilizer), and T6 (Scutellaria baicalensis stems and leaves fermented with T. viride fertilizer). The physiological indicators, yield, and quality of C. pilosula and the physicochemical properties, enzyme activities, and microbial diversity in the rhizosphere soil of different fertilizer treatments were measured. ResultsGroup T1 showed slight decreases in soluble protein content (SPC) and superoxide dismutase (SOD). Groups T2-T6 showed increases in physiological indicators such as proline (Pro), soluble solids content (SSC), SPC, catalase (CAT), and peroxidase (POD) and a decrease in malondialdehyde (MDA) in C. pilosula leaves. All the fertilizer treatments increased the yield of C. pilosula and the total polysaccharide content in the roots. T1, T2, T3, T4, and T5 increased the total flavonoid content in the roots. Meanwhile, T4 increased the total saponin content in the roots. All the fertilizer treatments reduced the pH and increased the electric conductivity (EC), soil organic matter (SOM), and alkaline nitrogen (AN) in the soil. T2 and T5 increased the available phosphorus (AP), and T3, T4, T5, and T6 increased the available potassium (AK) in the soil. All the fertilizer treatments increased the activities of urease, sucrase, and CAT in the soil. Except that T1 decreased the bacterial diversity in the soil, other fertilizer treatments significantly increased bacterial and fungal diversity in the soil. Different fertilizer treatments significantly affected the composition of bacterial and fungal communities in the soil. At the phylum level, the dominant bacterial phyla included Proteobacteria, Acidobacteriota, and Bacteroideta, and the dominant fungal phyla were Ascomycota, Mortierellomycota, and unclassified_fungi in the rhizosphere soil of C. pilosula after bacterial fertilizer treatment. At the genus level, unclassified Gemmatimonadaceae, Sphingomonas, and unclassified Vicinamibacteraceae were the dominant bacterial genera, while unidentified, unclassified Fungi, and unclassified Sordariomycetes were the dominant fungal genera in the rhizosphere soil. The results of redundancy analysis indicated that the main physicochemical factors affecting changes of microbial communities in the rhizosphere soil of C. pilosula were pH, EC, AK, AN, AP, and soil organic matter (SOM) in the soil. The correlation heatmap showed that Bryobacter had significantly positive correlations with EC, AK, and AN. There was a significantly negative correlation between Fusarium and SOM. In summary, applying an appropriate amount of microbial fertilizer can promote the growth and improve the rhizosphere soil environment of C. pilosula. ConclusionThe compound microbial fertilizer and the C. pilosula stems and leaves fermented with compound microbial fertilizer can improve the soil nutrients, growth, development, yield, and quality of C. pilosula, and thus they can be applied to the artificial cultivation of C. pilosula.
8.Effects of peripheral blood-derived exosomes intervened by Naozhenning on injury of neuron induced by microglia
Li GAO ; Le ZHAO ; Liya WU ; Weiyi ZHANG ; Nan LI ; Nannan WEI ; Yonghui WANG
China Pharmacy 2025;36(19):2393-2398
OBJECTIVE To study the effects of peripheral blood-derived exosomes (Exo) intervened by Naozhenning (NZN) on injury of neuron cells HT22 induced by microglia BV-2 cells. METHODS Wistar rats were selected to prepare peripheral blood- derived Exo intervened by NZN (66.83 g/kg), referred to as NZN-Exo; peripheral blood-derived Exo intervened by normal saline and piracetam (PLXT, 1.62 g/kg) were prepared using the same method, denoted as KB-Exo and PLXT-Exo respectively, and all Exo were subsequently identified. Meanwhile, BV-2 cells were stimulated with 1 μg/mL lipopolysaccharide (LPS) to prepare LPS- stimulated supernatant, and non-LPS-stimulated supernatant was prepared following the same protocol. HT22 cells were divided into four groups: KB-Exo group (treated with non-LPS-stimulated supernatant+KB-Exo), model group (treated with LPS-stimulated supernatant+KB-Exo), PLXT-Exo group (treated with LPS-stimulated supernatant+PLXT-Exo), and NZN-Exo group (treated with LPS-stimulated supernatant+NZN-Exo), with the concentration of the corresponding Exo in all groups being 50 μg/mL. After 24 hours of culture, the proliferation of HT22 cells was detected by the CCK-8 assay and EdU assay; the apoptosis of HT22 cells was detected; the microstructure of HT22 cells was observed; the contents of interleukin-1β (IL-1β), IL-10, nuclear factor-κB (NF- κB), and tumor necrosis factor-α (TNF-α) in HT22 cells were measured, as well as the expression levels of TNF-α, NOD-like receptor thermal protein domain associated protein 3 (NLRP3), Caspase-1, B-cell lymphoma-2( Bcl-2), and Bcl-2-associated X protein (Bax). RESULTS KB-Exo, PLXT-Exo and NZN-Exo were successfully prepared, and all Exo exhibited typical cup-shaped contours and membrane-enclosed characteristics. Compared with KB-Exo group, model group showed significantly decreased cell proliferation rates (detected by CCK-8 and EdU), intracellular IL-10 levels, and Bcl-2 protein expression levels (P<0.05); while the cell apoptosis rate, intracellular levels of IL-1β, TNF-α, and NF-κB, as well as the expression levels of NLRP3, TNF-α, Caspase-1, and Bax proteins were significantly increased (P<0.05). Additionally, in the model group, the cells showed volume swelling, incomplete cell membrane, nucleolar rupture, significant swelling and deformation of mitochondria, and severe vacuolization. Compared with model group, the above quantitative indicators in the PLXT-Exo group and NZN-Exo group were significantly reversed (P<0.05), with large and round cell nuclei, intact nuclear membranes, and reduced mitochondrial vacuolization. CONCLUSIONS Peripheral blood-derived Exo intervened by naozhenning can alleviate the injury of neuronal cells HT22 by inhibiting inflammatory responses and cell apoptosis.
9.The prospect and underlying mechanisms of Chinese medicine in treating periodontitis.
Aili XING ; Feng WANG ; Jinzhong LIU ; Yuan ZHANG ; Jingya HE ; Bin ZHAO ; Bin SUN
Chinese Journal of Natural Medicines (English Ed.) 2025;23(3):269-285
Inflammation represents a critical immune response triggered by cellular activities and inflammatory mediators following tissue damage. It plays a central role in the pathological progression of diverse diseases, including psychiatric disorders, cancer, and immunological conditions, rendering it an essential target for therapeutic intervention. Periodontitis, a prevalent oral inflammatory disease, is a leading cause of tooth loss and poses significant health challenges globally. Traditionally, inflammatory diseases such as periodontitis have been treated with systemic administration of synthetic chemicals. However, recent years have witnessed challenges, including drug resistance and microbial dysbiosis associated with these treatments. In contrast, natural products derived from Chinese medicine offer numerous benefits, such as high safety profiles, minimal side effects, innovative pharmacological mechanisms, ease of extraction, and multiple targets, rendering them viable alternatives to conventional antibiotics for treating inflammatory conditions. Numerous effective anti-inflammatory natural products have been identified in traditional Chinese medicine (TCM), including alkaloids, flavonoids, terpenoids, lignans, and other natural products that exhibit inhibitory effects on inflammation and are potential therapeutic agents. Several studies have confirmed the substantial anti-inflammatory and immunomodulatory properties of these compounds. This comprehensive review examines the literature on the anti-inflammatory effects of TCM-derived natural products from databases such as PubMed, Web of Science, and CNKI, focusing on terms like "inflammation", "periodontitis", "pharmacology", and "traditional Chinese medicine". The analysis systematically summarizes the molecular pharmacology, chemical composition, and biological activities of these compounds in inflammatory responses, alongside their mechanisms of action. This research seeks to deepen understanding of the mechanisms and biological activities of herbal extracts in managing inflammatory diseases, potentially leading to the development of promising new anti-inflammatory drug candidates. Future applications could extend to the treatment of various inflammatory conditions, including periodontitis.
Humans
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Periodontitis/immunology*
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Drugs, Chinese Herbal/chemistry*
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Medicine, Chinese Traditional
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Animals
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Anti-Inflammatory Agents/chemistry*
10.Comparative study of three-in-one procedure versus combined anterior cruciate ligament and anterolateral structure reconstruction for revision of anterior cruciate ligament reconstruction
Simin LU ; Zipeng YE ; Jinzhong ZHAO
Chinese Journal of Orthopaedics 2025;45(16):1040-1048
Objective:To compare the clinical efficacy of three-in-one procedure versus combined anterior cruciate ligament (ACL) and anterolateral structure (ALS) reconstruction in patients with ACL reconstruction failure.Methods:A total of 32 patients who underwent revision ACL reconstruction from January 2020 to March 2023 were included. The ipsilateral semitendinosus tendon, gracilis tendons, and the anterior half of the ipsilateral peroneus longus tendon, were harvested to constitute the autograft. In patients in whom the ipsilateral semitendinosus and gracilis tendons were unavailable, the bilateral anterior halves of the peroneus longus tendons were utilised. The ACL+ALS group, with bigger transplant graft (diameter >8 mm, n=17; males 13, females 4; mean age 28.29±7.90 years), ACL combined with ALS reconstruction were performed. The three-in-one group ( n=15; males 8, females 7; mean age 29.53±6.73 years) underwent additional iliotibial band (ITB) transposition for grafts with diameter <8 mm (excluding ITB). Operative time, intraoperative blood loss, and graft dimensions were compared. Graft healing was evaluated via postoperative MRI. Knee stability was evaluated via the Lachman test. Lysholm knee score, International Knee Documentation Committee (IKDC) score, knee injury and osteoarthritis outcome score (KOOS), and Tegner activity scale were compared preoperatively, 6-months postoperatively, and 12-months postoperatively, to assess knee function recovery. Results:Surgical parameters revealed that the ACL+ALS group had an operative time of 47.82±9.32 min, blood loss of 29.00±6.99 ml, graft diameter of 8.77±0.69 mm; three-in-one group had an operative time of 57.47±10.06 min, blood loss of 36.33±6.99 ml, graft diameter of 8.53±0.52 mm. Although graft diameter showed no significant intergroup difference ( t=1.065, P>0.05), the three-in-one group showed significantly longer operative times and greater blood loss ( t=2.815, P=0.009; t=2.746, P=0.010). The average follow-up time of the ACL+ALS group was 19.47±5.25 months (range, 12-28 months), whereas the three-in-one group was 20.40±6.50 months (range, 12-32 months). Postoperative MRI showed continuous and homogeneous graft signals in both groups at 6 and 12 months. Lachman test showed negative in 15 cases, grade I in 2 cases in the ACL+ALS group; and negative in 14 cases, grade I in 1 case in the three-in-one group. Both groups exhibited significant improvement from preoperative status ( P<0.001), with no intergroup difference ( P=1.000). Functional scores revealed that both groups showed significant improvement in Lysholm, IKDC, and Tegner scores at 6 and 12 months ( P<0.05 vs. preoperative), with no intergroup differences ( P>0.05). In KOOS subscales, the three-in-one group had significantly lower scores than the ACL+ALS group in pain (88.89±5.75 vs. 94.77±3.79 at 6 months; 89.26±5.93 vs. 96.41±3.22 at 12 months) and sports/recreation (71.33±12.32 vs. 83.53±9.31 at 6 months; 73.67±13.43 vs. 88.24±8.65 at 12 months; P<0.05). Conclusions:When the graft diameter is greater than or equal to 8 mm, both the three-in-one procedure and ACL combined with ALS reconstruction are effective for revision ACL reconstruction. However, patients who underwent three-in-one procedure experienced higher postoperative pain levels.

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