Publications by authors named "Na-Na Yang"

Perfusion through leptomeningeal collateral vessels is a likely pivotal factor in the outcome of ischemic stroke patients. Acupuncture has been reported to restore cerebral blood flow (CBF) after acute ischemic stroke, but the underlying mechanisms are poorly understood. This study aimed to examine whether electroacupuncture (EA) could improve CBF following an acute ischemic injury by regulating leptomeningeal collaterals.

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Inflammatory pain presents a significant clinical challenge. AMP-activated protein kinase (AMPK) is recognized for its capacity to alleviate inflammation by inhibiting transcription factors such as nuclear factor kappa B (NF-κB) and signal transducer and activator of transcription (STAT). Our prior research demonstrated that AMPK reduces inflammatory pain by inhibiting NF-κB activation and interleukin-1 beta (IL-1β) expression.

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Background: Whether gastrointestinal hormones in patients with postprandial distress syndrome (PDS) are altered by acupuncture, and whether such alterations are related to the autonomic nervous system (ANS), remains an open question.

Objective: This study aims to investigate the effects of acupuncture on symptoms, serum hormones, and ANS in PDS patients.

Methods: This randomized controlled clinical trial was conducted at Beijing Hospital of Traditional Chinese Medicine affiliated with Capital Medical University.

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Introduction: Postoperative ileus (POI) is a postoperative complication that can cause lingering recovery after colorectal resection and a heavy healthcare system burden. Acupuncture aims to prevent postoperative complications, reduce the duration of POI, help recovery and shorten hospital stays. We hypothesise that preoperative electroacupuncture (EA) can promote POI recovery under the enhanced recovery after surgery protocol after laparoscopic surgery in patients with POI.

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The nervous system is the necessary condition for inducing the curative effect of acupuncture. Both the sympathetic and vagal nerve systems are widely distributed throughout the body and organically connect various systems and organs of the human body. In maintaining the coordination and unity of human physiological activities, it is in line with the holistic view and bidirectional regulation of acupuncture, and fits in with the meridian theory of "internally belonging to the Zang-fu organs and externally connecting with the limbs and joints".

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is an economically important tree and widely cultured in the southeast of China. Its barks, leaves, and fruits are consumed as a traditional medicine and perceived as a valuable source for bioactive limonin compounds. The extracts from root barks of showed significant anti-inflammatory effect.

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Article Synopsis
  • * Acupuncture is a promising complementary treatment in China for ischemic stroke, showing efficacy in improving cerebral blood flow and enhancing brain function.
  • * The effectiveness of acupuncture varies based on factors like acupoint choice, stimulation methods, and duration, necessitating further research to better understand its benefits and apply them clinically.
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  • The study examines the effectiveness of electroacupuncture (EA) in reducing postoperative ileus (POI) duration when used alongside the Enhanced Recovery After Surgery (ERAS) protocol for colorectal cancer patients.
  • Conducted in China with 248 patients, the trial compared EA treatment against sham electroacupuncture (SA) to evaluate its impact on recovery metrics such as time to first defecation and hospital stay.
  • Results showed that patients receiving EA had a significantly quicker return to bowel function, with a median time to first defecation of 76.4 hours compared to 90 hours in the SA group, indicating EA may enhance post-surgery recovery.
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  • * Acupuncture has emerged as a complementary treatment for neuropathic pain, showing promise in high-quality studies, although the mechanisms behind its effectiveness vary.
  • * The review suggests that acupuncture may alleviate neuropathic pain by inhibiting neuronal activity and reducing inflammatory responses, while also enhancing the body’s natural pain control systems through various neurotransmitters and opioid peptides.
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Acupuncture can regulate peripheral inflammatory response mainly through somatosensory-vagal/sympathetic nerve-splenic/adrenal/local reflex pathway. Besides, acupuncture may also play an anti-inflammatory role through gut microbiota and neuro-endocrine pathway. The effects of acupuncture have acupoint specificity and time window effect, and are influenced by voltage, current and frequency of electroacupuncture.

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Article Synopsis
  • Postoperative ileus is a common issue following colorectal surgery that prolongs recovery and negatively affects patients' overall wellbeing.
  • A study was conducted on colorectal cancer patients to assess the impact of electroacupuncture at specific acupoints combined with standard care on postoperative recovery.
  • The results showed that electroacupuncture at the ST36 point significantly reduced the time to first flatus and defecation compared to standard care alone, while acupuncture at ST25 showed no substantial benefits.
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Purpose: Activation of muscarinic receptors located in bladder sensory pathways is generally considered to be the primary contributor for driving the pathogenesis of neurogenic detrusor overactivity following spinal cord injury. The present study is undertaken to examine whether moxibustion improves neurogenic detrusor overactivity via modulating the abnormal muscarinic receptor pathway.

Materials And Methods: Female Sprague-Dawley rats were subjected to spinal cord injury with T9-10 spinal cord transection.

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Article Synopsis
  • - Major depressive disorder is a common mental health issue with limited treatment options, and acupuncture is gaining attention as a non-drug alternative that may help reduce depressive symptoms.
  • - Research indicates that acupuncture may enhance brain neuroplasticity and reduce inflammation, which could contribute to its effectiveness in treating various forms of depression, especially milder cases.
  • - While there is promising evidence from both animal studies and clinical trials supporting acupuncture’s benefits for depression, more large-scale studies are required to confirm these findings and assess their broader applicability.
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Although, acupoint specificity is regarded as the core of scientific issues in electroacupuncture (EA), the difference of EA on treating functional dyspepsia (FD) at different acupoints is unclear. Therefore, this study aims to investigate the different therapeutic effects of EA at lower extremity or abdominal acupoints on the mucosal integrity and lower-inflammatory response in FD. The intragastric administration of iodoacetamide (IA) was performed in 48 rats to establish the FD model.

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The current clinical evidence and underlying mechanisms of acupuncture and moxibustion in the treatment of irritable bowel syndrome (IBS) were summarized, so as to better optimize clinical treatment. The relevant articles of acupuncture and moxibustion in the treatment of IBS in recent years were retrieved and summarized. We found that the clinical efficacy of acupuncture and moxibustion in the treatment of IBS was relatively reliable.

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Functional dyspepsia (FD), a common disorder of gastrointestinal function, originated from the gastroduodenum. Although the therapeutic effect of acupuncture has been investigated by various high-quality randomized controlled trials, the potential mechanisms showed obvious heterogeneity. This review summarized the potential mechanisms of acupuncture on FD in order to guide for future laboratory and clinical studies.

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Background: Postprandial distress syndrome (PDS) is accompanied by a high incidence of mood disorder. Acupuncture is an effective method in relieving dyspepsia symptoms; however, the impact of psychological status on acupuncture for PDS remains mysterious.

Methods: This secondary analysis of a multicenter, randomized controlled trial aims to evaluate the influence of anxiety and depression on acupuncture for PDS.

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Background: Postoperative ileus (POI) occurs in almost all patients after abdominal laparoscopic surgery, resulting in complications and increasing the length of hospitalization. Electroacupuncture has been used as an alternative therapy for gastrointestinal dysfunction, but its efficacy for POI is inconclusive. The study is designed to determine whether electroacupuncture can accelerate recovery from POI.

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Background: Sympathetic activation leads to elevated blood pressure. Neuronal nitric oxide synthase (nNOS) inhibits sympathetic nervous system activity, thereby decreasing blood pressure (BP). nNOS is highly expressed in the arcuate nucleus (ARC) and ventrolateral periaqueductal gray (vlPAG), which play essential roles in the regulation of the cardiovascular and sympathetic nervous systems.

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is widely used in She Ethnopharmacy in China owing to its significant anti-inflammatory activities. This study aimed to investigate the anti-inflammatory effect of the active fraction of (CFAF) in an arthritis animal model and its possible mechanism. Pre-inflammatory cytokine levels were examined by ELISA.

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Inflammatory cytokines produced by muscularis macrophages largely contribute to the pathological signs of postoperative ileus (POI). Electroacupuncture (EA) can suppress inflammation, mainly or partly via activation of vagal efferent. The goal of this study was to investigate the mechanisms by which EA stimulation at an hindlimb region ameliorates inflammation in POI.

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White matter lesions induced by chronic cerebral hypoperfusion are associated with cognitive impairment in vascular dementia (VaD). Previous studies have shown that acupuncture can ameliorate the cognitive deficits of individuals with VaD. However, the neuroimaging mechanisms of acupuncture on white matter perfusion and integrity remain elusive.

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Ischemic stroke is the major type of cerebrovascular disease usually resulting in death or disability among the aging population globally. Oxidative stress has been closely linked with ischemic stroke. Disequilibrium between excessive production of reactive oxygen species (ROS) and inherent antioxidant capacity leads to subsequent oxidative damage in the pathological progression of ischemic brain injury.

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Aims: Chronic cerebral hypoperfusion (CCH) elicits inflammatory response, which contributes to the pathology of cognitive impairment. Several studies demonstrate that the alpha-7 nicotinic acetylcholine receptor (α7nAChR) can be a key component to modulate the inflammatory responses. We have reported previously that acupuncture attenuated cognitive deficits induced by CCH.

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Objective: To investigate the effect of electroacupuncture (EA) at different acupoint combination on intestinal motility and expression of inflammatory factors IL-6 and TNF-α in intestinal muscle layer in mice with postoperative ileus (POI), so as to provide reference of acupoint combination of clinical EA intervention for POI.

Methods: A total of 78 SPF-grade male C57BL/6 mice aged 8-12 weeks were randomly divided into a sham operation group, a model group, a ST 36+ non-acupoint group, a ST 36+ ST 25 group, a ST 36+ CV 4 group and a ST 36+ CV 12 group, 13 mice in each group. The model of POI was established by intestinal manipulation.

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