Electroacupuncture Parameters and β-Endorphin Revisited

Jubb RW , Tukmachi ES , Jones PW , Dempsey E , Waterhouse W , Brailsford S. A blinded randomised trial of acupuncture (manual and electroacupuncture) compared with a non-penetrating sham for the symptoms of osteoarthritis of the knee. Acupunct Med 2008;26(2):69–78.

Searching the EA clinical studies database at www.electroacupunctureknowledge.com/database.html.

Romita VV , Suk A , Henry JL . Parametric studies on electroacupuncture-like stimulation in a rat model: effects of intensity, frequency, and duration of stimulation on evoked anti-nociception. Brain Res Bull 1997;42(4):289–96.

Cheng RS , Pomeranz B. Electroacupuncture analgesia could be mediated by at least two pain-relieving mechanisms; endorphin and non-endorphin systems. Life Sci 1979;25(23):1957–62.

Abenyakar S , Boneval F. Increased plasma β-endorphin concentrations after acupuncture: comparison of electroacupuncture, traditional Chinese acupuncture, TENS and placebo TENS. Acupunct Med 1994;12(1):21–3.

Clark WC , Yang JC , Janal MN . 1986. Altered pain and visual sensitivity in humans: the effects of acute and chronic stress. In: Kelly DD editor. Stress-induced analgesia. Ann NY Acad Sci 467:116–29.

Pert A , Dionne R , Ng L , Bragin E , Moody TW , Pert CB . Alterations in rat central nervous system endorphins following transauricular electroacupuncture. Brain Res 1981;224(1):83–93.

Bragin EO , Dionne R , Ng L , Moody T , Pert K. [Changes in the content of opiate-like substances in auricular electroacupuncture anesthesia of rats]. Vopr Med Khim 1982;28(4):102–5.

Wen HL , Ho WK , Ling N , Ma L , Choa GH . The influence of electroacupuncture on naloxone-induced morphine withdrawal. II. Elevation of immunoassayable beta-endorphin activity in the brain but not the blood. Am J Chin Med 1979;7(3):237–40.

Szczudlik A , Lypka A. [Plasma concentration of immunoreactive beta-endorphin in healthy persons during pinpoint stimulation of receptors (acupuncture)]. Neurol Neurochir Pol 1983;17(5):535–40.

Gimmel'farb GN , Shumilova II , Khalmuratova RA . [Changes in the concentration of endogenous opiates in the blood and cerebrospinal fluid during acute painful stimuli and protective electroacupuncture analgesia]. Anesteziol Reanimatol 1989;(6):27–30.

Luna SPL . Equine Opioid, Endocrine and Metabolic Responses to anaesthesia, Exercise, Transport and Acupuncture. PhD thesis: Cambridge University; 1993.

Mayor DF . Parameters of EA and their effects: time and timing. In: Mayor DF editor. Electroacupuncture: Apractical manual and resource. Churchill Livingstone: Edinburgh; 2007. (CD version only)

Zharkin NA . Acupuncture in obstetrics: part two. J Chin Med 1990;(34):14–9.

Narici L , Pizzella V , Romani GL , Torrioli G , Traversa R , Rossini PM . Evoked α- and μ-rhythm in humans: a neuromagnetic study. Brain Res 1990;520:223–31.

Mayor DF . Electroacupuncture: Apractical manual and resource. Churchill Livingstone: Edinburgh; 2007. pp. 37.