1 887 54 EFFECT OF YOGA TYPE BREATHING ON HEART RATE AND CARDIAC AXIS OF NORMAL SUBJECTS. EFFECT OF INSPIRATORY AND EXPIRATORY PHASES OF NORMAL QUIET BREATHING, DEEP BREATHING AND SAVITRI PRANAYAM TYPE BREATHING ON HEART RATE AND MEAN VENTRICULAR QRS AXIS WAS INVESTIGATED IN YOUNG, HEALTHY UNTRAINED SUBJECTS. PRANAYAM TYPE BREATHING PRODUCED SIGNIFICANT CARDIOACCELERATION AND INCREASE IN QRS AXIS DURING THE INSPIRATORY PHASE AS COMPARED TO EUPNEA. ON THE OTHER HAND, EXPIRATORY EFFORT DURING PRANAYAM TYPE BREATHING DID NOT PRODUCE ANY SIGNIFICANT CHANGE IN HEART RATE OR QRS AXIS. THE CHANGES IN HEART RATE AND QRS AXIS DURING THE INSPIRATORY AND EXPIRATORY PHASES OF PRANAYAM TYPE BREATHING WERE SIMILAR TO THE CHANGES OBSERVED DURING THE CORRESPONDING PHASES OF DEEP BREATHING. 1986 2 1013 14 EFFECTS OF ONLINE YOGA AND TAI CHI ON PHYSICAL HEALTH OUTCOME MEASURES OF ADULT INFORMAL CAREGIVERS. AIMS: THIS STUDY AIMED TO INVESTIGATE THE EFFECTS OF ONLINE VINYASA YOGA (VY) AND TAIJIFIT (12 WEEKS) IN INFORMAL CAREGIVERS (>/=18 YEARS OF AGE). METHODS: TWENTY-NINE PARTICIPANTS WERE RANDOMIZED TO TWO GROUPS: VY (N = 16, 55.87 +/- 12.31 YEARS) OR TAIJIFIT (N = 13, 55.07 +/- 12.65 YEARS). MAIN OUTCOME MEASURES: PRIOR TO AND FOLLOWING THE STUDY, ASSESSMENTS WERE MADE FOR MUSCLE STRENGTH (1-RM LEG PRESS, CHEST PRESS, AND HANDGRIP), MUSCLE ENDURANCE (LEG PRESS AND CHEST PRESS; MAXIMAL NUMBER OF REPETITIONS PERFORMED TO FATIGUE AT 80% AND 70% BASELINE 1-RM, RESPECTIVELY), ABDOMINAL ENDURANCE (MAXIMUM NUMBER OF CONSECUTIVE CURL-UPS TO FATIGUE), TASKS OF FUNCTIONALITY (DYNAMIC BALANCE AND WALKING SPEED), AND FLEXIBILITY (SIT AND REACH). RESULTS: THERE WAS A SIGNIFICANT INCREASE OVER TIME FOR MUSCLE STRENGTH, MUSCLE ENDURANCE, TASKS OF FUNCTIONALITY, AND FLEXIBILITY (P = 0.001). THE VY GROUP EXPERIENCED A GREATER IMPROVEMENT IN CHEST PRESS ENDURANCE (VY: PRE 19.25 +/- 5.90, POST 28.06 +/- 7.60 REPS; TAIJIFIT PRE 15.69 +/- 4.49, POST 21.07 +/- 5.85 REPS; P = 0.019) AND ABDOMINAL ENDURANCE (VY: PRE 37.12 +/- 31.26, POST 68.43 +/- 55.07 REPS; TAIJIFIT PRE 19.23 +/- 19.00, POST 32.07 +/- 20.87 REPS; P = 0.034) COMPARED TO THE TAIJIFIT GROUP. CONCLUSIONS: VY AND TAIJIFIT ARE EFFECTIVE FOR IMPROVING MUSCLE STRENGTH AND ENDURANCE, TASKS OF FUNCTIONALITY, AND FLEXIBILITY IN INFORMAL CAREGIVERS. VY LED TO GREATER GAINS IN CHEST PRESS ENDURANCE AND ABDOMINAL CURL-UPS. 2019 3 804 14 EFFECT OF YOGA ON AEROBIC AND ANAEROBIC POWER OF MUSCLES. AEROBIC POWER (VO2 MAX) AND ANAEROBIC POWER WERE ESTIMATED IN MEDICAL STUDENTS BEFORE AND AFTER SIX WEEKS OF YOGIC TRAINING. A SIGNIFICANT INCREASE IN AEROBIC POWER AND A SIGNIFICANT DECREASE IN ANAEROBIC POWER WAS OBSERVED. THIS MAY BE DUE TO CONVERSION OF SOME OF THE FAST TWITCH (F.T.) MUSCLE FIBRES INTO SLOW TWITCH FIBRES (S.T.) DURING YOGIC TRAINING. 1991 4 885 18 EFFECT OF YOGA TRAINING ON REACTION TIME, RESPIRATORY ENDURANCE AND MUSCLE STRENGTH. THERE IS EVIDENCE THAT THE PRACTICE OF YOGA IMPROVES PHYSICAL AND MENTAL PERFORMANCE. THE PRESENT INVESTIGATION WAS UNDERTAKEN TO STUDY THE EFFECT OF YOGA TRAINING ON VISUAL AND AUDITORY REACTION TIMES (RTS), MAXIMUM EXPIRATORY PRESSURE (MEP), MAXIMUM INSPIRATORY PRESSURE (MIP), 40 MMHG TEST, BREATH HOLDING TIME AFTER EXPIRATION (BHTEXP), BREATH HOLDING TIME AFTER INSPIRATION (BHTINSP), AND HAND GRIP STRENGTH (HGS). TWENTY SEVEN STUDENT VOLUNTEERS WERE GIVEN YOGA TRAINING FOR 12 WEEKS. THERE WAS A SIGNIFICANT (P < 0.001) DECREASE IN VISUAL RT (FROM 270.0 +/- 6.20 (SE) TO 224.81 +/- 5.76 MS) AS WELL AS AUDITORY RT (FROM 194.18 +/- 6.00 TO 157.33 +/- 4.85 MS). MEP INCREASED FROM 92.61 +/- 9.04 TO 126.46 +/- 10.75 MMHG, WHILE MIP INCREASED FROM 72.23 +/- 6.45 TO 90.92 +/- 6.03 MMHG, BOTH THESE CHANGES BEING STATISTICALLY SIGNIFICANT (P < 0.05). 40 MMHG TEST AND HGS INCREASED SIGNIFICANTLY (P < 0.001) FROM 36.57 +/- 2.04 TO 53.36 +/- 3.95 S AND 13.78 +/- 0.58 TO 16.67 +/- 0.49 KG RESPECTIVELY. BHTEXP INCREASED FROM 32.15 +/- 1.41 TO 44.53 +/- 3.78S (P < 0.01) AND BHTINSP INCREASED FROM 63.69 +/- 5.38 TO 89.07 +/- 9.61 S (P < 0.05). OUR RESULTS SHOW THAT YOGA PRACTICE FOR 12 WEEKS RESULTS IN SIGNIFICANT REDUCTION IN VISUAL AND AUDITORY RTS AND SIGNIFICANT INCREASE IN RESPIRATORY PRESSURES, BREATH HOLDING TIMES AND HGS. 1992 5 2108 12 THE EFFECT OF YOGA ON PUBORECTALIS PARADOX. NINE PATIENTS WITH SEVERE DEFAECATION DIFFICULTIES PRIMARILY CONSIDERED TO BE DUE TO PUBORECTALIS DYSFUNCTION (PUBORECTALIS PARADOX), VERIFIED BY ELECTROMYOGRAPHY (EMG) OF THE STRIATED ANAL SPHINCTER MUSCLES, WERE OFFERED TRAINING IN YOGIC TECHNIQUES OF RELAXATION AND MUSCLE CONTROL IN ORDER TO CHANGE THE ACTIVITY OF THE PELVIC FLOOR MUSCLES DURING ATTEMPTED DEFAECATION. FIVE PATIENTS COMPLETED THE TRAINING PROGRAM OF 20 2-HOUR SESSIONS AND WERE RE-EXAMINED CLINICALLY AND WITH EMG. ONE PATIENT REGAINED A NORMAL EMG PATTERN BUT NONE OF THE PATIENTS IMPROVED CLINICALLY. 1991 6 379 10 BASILAR ARTERY OCCLUSION FOLLOWING YOGA EXERCISE: A CASE REPORT. BASILAR ARTERY OCCLUSION DEVELOPED IN A 34 YEAR OLD WOMAN 2 MONTHS AFTER ADOPTING UNUSUAL NECK POSTURES DURING YOGA PRACTICE. ON ANGIOGRAPHY, HER BASILAR ARTERY WAS FILLED WITH INTRALUMINAL CLOT WHILE THE VERTEBRAL ARTERIES WERE NORMAL. WE POSTULATE THAT A SEVERE REDUCTION IN BLOOD FLOW AND POSSIBLY AN INTIMAL TEAR TRIGGERED THROMBOSIS OF THE VERTEBRAL ARTERY AND THAT THE FINAL STROKE MECHANISM WAS ARTERY-TO-ARTERY EMBOLISM. 1993 7 1323 20 HEMODYNAMIC OBSERVATIONS OF TUMO YOGA PRACTITIONERS IN A HIMALAYAN ENVIRONMENT. BACKGROUND: FEW ATTEMPTS HAVE BEEN MADE TO EVALUATE THE PHYSIOLOGY OF TRADITIONAL EASTERN HEALTH PRACTICES. THE GOAL OF THIS STUDY WAS TO EVALUATE THE HEMODYNAMIC EFFECTS OF THE MYSTERIOUS BUDDHIST PRACTICE OF TUMO. TUMO IS A MEDITATIVE PRACTICE THAT PRODUCES INNER HEAT THROUGH THE ALLEGED CULTIVATION OF BODY ENERGY-CHANNELS. METHODS: THIS STUDY WAS PERFORMED BY MEMBERS OF AN INTERNATIONAL EXPEDITION TO THE HIMALAYAN MOUNTAINS IN THE REPUBLIC OF INDIA. THE STUDY WAS PERFORMED IN AN UNPOPULATED OUTDOOR MOUNTAINOUS AREA AT AN ALTITUDE OF 16,400 FT WITH AMBIENT TEMPERATURES BETWEEN -10 AND -15( DEGREES )C. TWO (2) COHORTS OF SUBJECTS WERE STUDIED: HEALTHY NON-YOGI VOLUNTEERS AND TUMO PRACTITIONERS. ALL OF THE SUBJECTS WERE STRIPPED DOWN TO THEIR UNDERCLOTHES AND EXPOSED TO THE SUBZERO ATMOSPHERIC TEMPERATURES FOR 5 MINUTES. THE VOLUNTEERS WERE THEN PASSIVELY REWARMED WHILE THE TUMO PRACTITIONERS PERFORMED TUMO FOR UP TO 10 MINUTES. BLOOD PRESSURE, HEART RATE, AND STROKE VOLUME INDEX (SVI) AND CARDIAC INDEX WERE MEASURED NONINVASIVELY USING A NICOM HEMODYNAMIC MONITOR, WHILE CAROTID BLOOD FLOW AND BIVENTRICULAR PERFORMANCE WERE DETERMINED ECHOCARDIOGRAPHICALLY AT EACH STAGE OF THE EXPERIMENT. THE TOTAL PERIPHERAL RESISTANCE INDEX (TPRI), LEFT VENTRICULAR EJECTION FRACTION (LVEF), AND TRICUSPID ANNULAR PLANE SYSTOLIC EXCURSION (TAPSE) WERE DETERMINED USING STANDARD FORMULA. RESULTS: FOURTEEN (14) SUBJECTS (SIX VOLUNTEERS AND EIGHT TUMO PRACTITIONERS) COMPLETED THE STUDY. THERE WAS ONE FEMALE SUBJECT IN EACH GROUP. WITH COLD EXPOSURE, THE SVI AND CAROTID BLOOD FLOW DECREASED WHILE THE TPRI INCREASED SIGNIFICANTLY IN BOTH GROUPS. IN THE VOLUNTEER GROUP, THESE CHANGES RETUNED TO BASELINE WITH REWARMING. FOLLOWING TUMO, THE CARDIAC INDEX (4.8+/-0.6 VERSUS 4.0+/-0.5 L/M(2); P<0.01), CAROTID BLOOD FLOW (445+/-127 VERSUS 325+/-100 ML/MIN/M(2), P<0.01), LVEF (68+/-5 VERSUS 64+/-7%; P<0.05) AND TAPSE (2.9+/-0.4 VERSUS 2.4+/-0.5 CM; P<0.01) WERE SIGNIFICANTLY HIGHER WHEN COMPARED WITH BASELINE, WHILE THE TPRI WAS SIGNIFICANTLY LOWER (1786+/-189 VERSUS 2173+/-281; P<0.01). CONCLUSIONS: TUMO WAS ASSOCIATED WITH A HYPERDYNAMIC VASODILATED STATE WITH INCREASED BIVENTRICULAR PERFORMANCE. WE POSTULATE THAT TUMO RESULTS IN A MASSIVE INCREASE IN SYMPATHETIC ACTIVITY WITH ACTIVATION OF BROWN ADIPOSE TISSUE AND MARKED HEAT PRODUCTION. THE INCREASED HEAT PRODUCTION MAY EXPLAIN THE PARADOXICAL VASODILATATION IN TUMO PRACTITIONERS EXPOSED TO SUBZERO TEMPERATURES. 2014 8 1358 17 IMMEDIATE EFFECT OF YOGA EXERCISES FOR EYES ON THE MACULAR THICKNESS. BACKGROUND: YOGA EXERCISES FOR EYES HAVE BEEN ADVOCATED AS BENEFICIAL TO EYE HEALTH. IN A PREVIOUS STUDY, WE EVALUATED THE EFFECT OF YOGA EXERCISES FOR EYES ON THE INTRAOCULAR PRESSURE (IOP). THE OTHER ASPECTS OF THE EFFECTS OF YOGA EXERCISES FOR EYES TO OCULAR STRUCTURE HAVE NOT BEEN INVESTIGATED YET. AIM: THE AIM OF THIS STUDY IS TO EVALUATE THE EFFECT OF YOGA EXERCISES FOR EYES ON THE MACULAR STRUCTURE USING THE OPTICAL COHERENCE TOMOGRAPHY (OCT) AND OCT ANGIOGRAPHY (OCTA) PARAMETERS. METHODS: TWENTY-NINE PARTICIPANTS WERE INCLUDED IN THIS MASKED WITHIN PARTICIPANT COMPARISON OF HEALTHY CONTROLS. BASIC OPHTHALMIC EXAMINATION WAS PERFORMED, AFTER WHICH PATIENTS WERE EVALUATED FOR IOP, OCT, AND OCTA BEFORE AND AFTER YOGA EXERCISES FOR EYES. OCT/A PARAMETERS THAT WERE EVALUATED WERE: AVERAGE MACULAR THICKNESS (AMT) (MUM), CENTRAL MACULAR THICKNESS (MUM), CENTRAL CHOROIDAL THICKNESS (MUM) VESSEL DENSITY (%) IN THE SUPERFICIAL, DEEP VASCULAR LAYERS, AND IN THE CHORIOCAPILLARIS. RESULTS: IOP WAS SIGNIFICANTLY REDUCED (POSTEXERCISE IOP = 13.02 MMHG +/- 2.82 MMHG) FROM THE INITIAL VALUE (PREEXERCISE IOP = 13.86 MMHG +/- 2.85 MMHG, P = 0.02). AMT SIGNIFICANTLY INCREASED (POSTEXERCISE AMT = 275.40 MUM +/- 10.85 MUM) FROM THE PREEXERCISE MEASUREMENT (PREEXERCISE AMT = 274.41 MUM +/- 10.89 MUM; P = 0.02). CONCLUSION: AFTER YOGA OCULAR EXERCISES, IOP SIGNIFICANTLY DECREASED AND AMT SIGNIFICANTLY INCREASED IN HEALTHY CONTROLS, SUGGESTING AN EFFECT OF THESE EXERCISES ON THE MACULAR THICKNESS. 2020 9 808 18 EFFECT OF YOGA ON ARTERIAL STIFFNESS IN ELDERLY SUBJECTS WITH INCREASED PULSE PRESSURE: A RANDOMIZED CONTROLLED STUDY. OBJECTIVE: WE AIMED TO DETERMINE THE EFFECT OF YOGA ON ARTERIAL FUNCTION IN ELDERLY WITH INCREASED PULSE PRESSURE (PP). DESIGN: RANDOMIZED CONTROLLED STUDY WITH TWO PARALLEL GROUPS. PARTICIPANTS: ELDERLY SUBJECTS WITH PP>/=60 MMHG (N=60). INTERVENTIONS: YOGA GROUP (N=30) WAS ASSIGNED FOR YOGA TRAINING AND BRISK-WALKING (BW) GROUP (N=30) FOR BRISK-WALK WITH STRETCHING EXERCISE FOR 1H IN THE MORNING FOR 6 DAYS IN A WEEK FOR 12 WEEKS. MAIN OUTCOME MEASURES: ARTERIAL STIFFNESS MEASURES: BRACHIAL-ANKLE PULSE WAVE VELOCITY (BAPWV), CAROTID-FEMORAL PULSE WAVE VELOCITY (C-F PWV), AORTIC AUGMENTATION INDEX (AIX@75), ARTERIAL STIFFNESS INDEX AT BRACHIAL (BASI) AND TIBIAL ARTERIES (AASI). TOTAL SERUM NITRIC OXIDE CONCENTRATION (NOX) AS AN INDEX OF ENDOTHELIAL FUNCTION. HEART RATE VARIABILITY (HRV) MEASURES: LOW FREQUENCY AND HIGH FREQUENCY IN NORMALIZED UNITS (LFNU, HFNU) AND LF/HF RATIO. RESULTS: THE MEAN BETWEEN-GROUP CHANGE (WITH 95% CI) IN ARTERIAL STIFFNESS: C-F PWV(M/S) [1.25(0.59-1.89); P<0.001], BAPWV(M/S) [1.96(0.76-3.16), P<0.01], AIX@75 [3.07(0.24-5.89), P=0.066], AASI [8.3(4.06-12.53), P<0.001]; ENDOTHELIAL FUNCTION INDEX: NO(MUMOL/L) [-9.03(-14.57 TO -3.47), P<0.001]; SBP(MMHG) [14.23(12.03-16.44), P<0.001], DBP(MMHG) [0.1(-1.95-2.15), P=0.38], PP(MMHG) [14.07(11.2-16.92), P<0.001], MAP(MMHG) [4.7(3.08-6.32), P<0.001]; AND CARDIAC AUTONOMIC FUNCTION: LF(NU) [4.81(1.54-8.08), P<0.01], HF(NU) [-4.13(-7.57 TO -0.69), P<0.01], LF/HF RATIO [0.84(0.3-1.37), P<0.001], INDICATE SIGNIFICANT DIFFERENCE IN EFFECTS OF TWO INTERVENTION ON ARTERIAL STIFFNESS, ENDOTHELIAL FUNCTION, BP AND CARDIAC AUTONOMIC ACTIVITY. THERE WAS SIGNIFICANT CHANGE WITHIN-YOGA GROUP IN VASCULAR FUNCTION, BP AND AUTONOMIC FUNCTION, WHILE NO SIGNIFICANT CHANGE WITHIN-BW GROUP WAS OBSERVED. CONCLUSION: OUR FINDINGS SUGGEST THAT YOGA PROGRAM OFFERED WAS MORE EFFECTIVE THAN BRISK-WALK IN REDUCING ARTERIAL STIFFNESS ALONG WITH BP IN ELDERLY INDIVIDUALS WITH INCREASED PP. YOGA CAN ALSO SIGNIFICANTLY REDUCE SYMPATHETIC ACTIVITY AND IMPROVE ENDOTHELIAL FUNCTION WITH ENHANCEMENT IN BIOAVAILABILITY OF NO. 2015 10 1265 8 FLEXIBILITY-NOT JUST FOR YOGA ANYMORE! OVER THE PAST FEW YEARS, NUCLEOSIDES HAVE MAINTAINED A PROMINENT ROLE AS ONE OF THE CORNERSTONES OF ANTIVIRAL AND ANTICANCER THERAPEUTICS, AND MANY APPROACHES TO NUCLEOSIDE DRUG DESIGN HAVE BEEN PURSUED. ONE SUCH APPROACH INVOLVES FLEXIBILITY IN THE SUGAR MOIETY OF NUCLEOSIDES, FOR EXAMPLE, IN THE HIGHLY SUCCESSFUL ANTI-HIV AND HBV DRUG TENOFOVIR. IN CONTRAST, INTRODUCTION OF FLEXIBILITY TO THE NUCLEOBASE SCAFFOLD HAS ONLY MORE RECENTLY GAINED SIGNIFICANCE WITH THE INVENTION OF OUR FLEXIMERS. THE HISTORY, DEVELOPMENT, AND SOME BIOLOGICAL RELEVANCE FOR THIS INNOVATIVE CLASS OF NUCLEOSIDES ARE DETAILED HEREIN. 2018 11 1433 15 IMPROVING THE DEGREE OF PUBIC ARCH POST-YOGA EXERCISE DURING PREGNANCY. YOGA EXERCISES UNDERTAKEN DURING THE MATERNITY PERIOD MAY REDUCE UNPLEASANT SYMPTOMS DURING PREGNANCY AND REDUCE DELIVERY PAIN. FLEXIBILITY OF THE HIP JOINT IMPROVES THE DEGREE OF PUBIC ARCH CREATED IN AN OPEN-LEG POSTURE AND WIDENS THE PELVIC OUTLET REGION, SHORTENING THE TIME REQUIRED FOR DELIVERY AND FACILITATING EASY DELIVERY. THE DEGREE OF PUBIC ARCH IS RELATED TO THE FLEXIBILITY OF THE HIP JOINT. ALTHOUGH MANY STUDIES HAVE SHOWN THE EFFECT OF YOGA EXERCISE DURING PREGNANCY, THE EFFECT ON THE DEGREE OF THE PUBIC ARCH HAS NOT BEEN ELUCIDATED. TO ELUCIDATE WHETHER THE DEGREE OF THE PUBIC ARCH IS IMPROVED BY YOGA EXERCISE DURING PREGNANCY, THIS STUDY ENROLLED 177 PREGNANT SUBJECTS. THE DEGREE OF PUBIC ARCH PRE- AND POST-YOGA EXERCISE WAS MEASURED USING INSTRUMENTS IN AN OPEN-LEG POSTURE (SEATED WITH FEMURS ABDUCTED). THE MEAN PUBIC ARCH PRE- AND POST-YOGA WAS 122.61 AND 127.93 DEGREES, RESPECTIVELY. THE DEGREE OF PUBIC ARCH POST-YOGA SESSIONS WAS SIGNIFICANTLY INCREASED COMPARED WITH PRE-YOGA SESSIONS (P < 0.01). THIS STUDY SHOWED THAT YOGA EXERCISES DURING THE PREGNANCY PERIOD APPEAR TO IMPROVE THE DEGREE OF PUBIC ARCH. 2021 12 2694 9 YOGA INDUCED ACUTE ULNAR NERVE COMPRESSION BY A GANGLION CYST IN GUYON'S CANAL. ACUTE ULNAR NEUROPATHY AT THE WRIST CAN BE DIFFICULT TO DIAGNOSE, AS IT IS AN UNCOMMON NEUROPATHY WITH VARIABLE CLINICAL PRESENTATIONS AND NUMEROUS ETIOLOGIES. WE PRESENT A CASE OF ACUTE ULNAR NEUROPATHY OF THE DEEP MOTOR BRANCH CAUSED BY A GANGLION CYST IN GUYON'S CANAL. INTERESTINGLY, THIS CASE OF ACUTE LOSS OF MOTOR FUNCTION OCCURRED AFTER THE PATIENT PARTICIPATED IN YOGA (SPECIFICALLY THE DOWNWARD DOG POSITION), AND RESOLVED SPONTANEOUSLY OVER TIME AFTER STOPPING YOGA, WITHOUT SURGICAL EXCISION OF THE GANGLION, SUGGESTING EXACERBATION OR PROTRUSION OF AN OCCULT GANGLION CYST DUE TO INCREASED ACTIVITY AND COMPRESSION OF THE HYPOTHENAR EMINENCE. 2013 13 2289 6 THE YOGA OF RAG GTPASES: DYNAMIC STRUCTURAL POSES CONFER AMINO ACID SENSING BY MTORC1. HETERODIMERIC RAG GTPASES PLAY A CRITICAL ROLE IN RELAYING FLUCTUATING LEVELS OF CELLULAR AMINO ACIDS TO THE SENSOR MECHANISTIC TARGET OF RAPAMYCIN COMPLEX 1. IMPORTANT MECHANISTIC QUESTIONS REMAIN UNRESOLVED, HOWEVER, REGARDING HOW GUANINE NUCLEOTIDE BINDING ENABLES RAG GTPASES TO TRANSITION DYNAMICALLY BETWEEN DISTINCT YOGA-LIKE STRUCTURAL POSES THAT CONTROL ACTIVATION STATE. EGRI AND SHEN IDENTIFIED A CRITICAL INTERDOMAIN HYDROGEN BOND WITHIN RAGA AND RAGC THAT STABILIZES THEIR GDP-BOUND STATES. THEY DEMONSTRATE THAT THIS LONG-DISTANCE INTERACTION CONTROLS RAG STRUCTURE AND FUNCTION TO CONFER APPROPRIATE AMINO ACID SENSING BY MECHANISTIC TARGET OF RAPAMYCIN COMPLEX 1. 2021 14 1819 10 PROTEIN YOGA: CONFORMATIONAL VERSATILITY OF THE HEMOLYSIN II C-TERMINAL DOMAIN DETAILED BY NMR STRUCTURES FOR MULTIPLE STATES. THE C-TERMINAL DOMAIN OF BACILLUS CEREUS HEMOLYSIN II (HLYIIC), STABILIZES THE TRANS-MEMBRANE-PORE FORMED BY THE HLYII TOXIN AND MAY AID IN TARGET CELL RECOGNITION. INITIAL EFFORTS TO DETERMINE THE NMR STRUCTURE OF HLYIIC WERE HAMPERED BY CIS/TRANS ISOMERIZATION ABOUT THE SINGLE PROLINE AT POSITION 405 THAT LEADS TO DOUBLING OF NMR RESONANCES. WE USED THE MUTANT P405M-HLYIIC THAT ELIMINATES THE CIS PROLINE TO DETERMINE THE NMR STRUCTURE OF THE DOMAIN, WHICH REVEALED A NOVEL FOLD. HERE, WE EXTEND EARLIER STUDIES TO THE NMR STRUCTURE DETERMINATION OF THE CIS AND TRANS STATES OF WT-HLYIIC THAT EXIST SIMULTANEOUSLY IN SOLUTION. THE PRIMARY STRUCTURAL DIFFERENCES BETWEEN THE CIS AND TRANS STATES ARE IN THE LOOP THAT CONTAINS P405, AND STRUCTURALLY ADJACENT LOOPS. THERMODYNAMIC LINKAGE ANALYSIS SHOWS THAT AT 25 C THE CIS PROLINE, WHICH ALREADY HAS A LARGE FRACTION OF 20% IN THE UNFOLDED PROTEIN, INCREASES TO 50% IN THE FOLDED STATE DUE TO COUPLING WITH THE GLOBAL STABILITY OF THE DOMAIN. THE P405M OR P405A SUBSTITUTIONS ELIMINATE HETEROGENEITY DUE TO PROLINE ISOMERIZATION BUT LEAD TO THE FORMATION OF A NEW DIMERIC SPECIES. THE NMR STRUCTURE OF THE DIMER SHOWS THAT IT IS FORMED THROUGH DOMAIN-SWAPPING OF STRAND BETA5, THE LAST SEGMENT OF SECONDARY STRUCTURE FOLLOWING P405. THE PRESENCE OF P405 IN WT-HLYIIC STRONGLY DISFAVORS THE DIMER COMPARED TO THE P405M-HLYIIC OR P405A-HLYIIC MUTANTS. THE WT PROLINE MAY THUS ACT AS A "GATEKEEPER," WARDING OFF AGGREGATIVE MISFOLDING. 2021 15 52 10 A COMPARATIVE STUDY OF BILVADI YOGA ASHCHYOTANA AND EYE DROPS IN VATAJA ABHISHYANDA (SIMPLE ALLERGIC CONJUNCTIVITIS). SIMPLE ALLERGIC CONJUNCTIVITIS IS THE MOST COMMON FORM OF OCULAR ALLERGY (PREVALENCE 5 - 22 %). IT IS A HYPERSENSITIVITY REACTION TO SPECIFIC AIRBORNE ANTIGENS. THE DISEASE VATAJA ABHISHYANDA, WHICH IS DUE TO VITIATION OF VATA PRADHANA TRIDOSHA IS COMPARABLE WITH THIS CONDITION. THE MANAGEMENT OF SIMPLE ALLERGIC CONJUNCTIVITIS IN MODERN OPHTHALMOLOGY IS VERY EXPENSIVE AND IT SHOULD BE FOLLOWED LIFELONG AND AYURVEDA CAN PROVIDE BETTER RELIEF IN SUCH MANIFESTATION. THIS IS THE FIRST RESEARCH STUDY ON VATAJA ABHISHYANDA. PATIENTS WERE SELECTED FROM THE OUTPATIENT DEPARTMENT (OPD), INPATIENT DEPARTMENT (IPD), OF THE SHALAKYA TANTRA DEPARTMENT AND WERE RANDOMLY DIVIDED INTO TWO GROUPS. IN GROUP-A BILVADI ASHCHYOTANA AND IN GROUP-B BILVADI EYE DROPS WERE INSTILLED FOR THREE MONTHS. TOTAL 32 PATIENTS WERE REGISTERED AND 27 PATIENTS COMPLETED THE COURSE OF TREATMENT. BILVADI ASHCHYOTANA GAVE BETTER RESULTS IN TODA, SANGHARSHA, PARUSHYA, KANDU AND RAGATA AS COMPARED WITH BILVADI EYE DROPS IN VATAJA ABHISHYANDA. 2012 16 2874 9 YOGA-INDUCED UVEITIS GLAUCOMA HYPHEMA SYNDROME. A 74-YEAR-OLD PSEUDOPHAKIC WHITE WOMAN WITH PSEUDOEXFOLIATION SYNDROME PRESENTED WITH RIGHT EYE PAIN AND PHOTOPHOBIA AND WAS FOUND TO HAVE PSEUDOPHACODENESIS WITH RECURRENT EPISODES OF ANTERIOR UVEITIS, MICROHYPHEMA, AND ELEVATED INTRAOCULAR PRESSURE (IOP). ALL EPISODES OCCURRED AFTER YOGA SESSIONS WITH INTENSIVE FACEDOWN POSTURES. ULTRASOUND BIOMICROSCOPY (UBM) PERFORMED IN SUPINE AND PRONE POSITIONS DEMONSTRATED SIGNIFICANT CHANGE IN THE LENS-BAG COMPLEX POSITION, WITH LENS-IRIS TOUCH. THE PATIENT UNDERWENT INTRAOCULAR LENS (IOL) EXPLANTATION, ANTERIOR VITRECTOMY, AND FLANGED INTRASCLERAL HAPTIC-FIXATED IOL PLACEMENT VIA DOUBLE-NEEDLE TECHNIQUE, WITH RESOLUTION OF ALL SYMPTOMS. 2021 17 655 13 EEG PAROXYSMAL GAMMA WAVES DURING BHRAMARI PRANAYAMA: A YOGA BREATHING TECHNIQUE. HERE WE REPORT THAT A SPECIFIC FORM OF YOGA CAN GENERATE CONTROLLED HIGH-FREQUENCY GAMMA WAVES. FOR THE FIRST TIME, PAROXYSMAL GAMMA WAVES (PGW) WERE OBSERVED IN EIGHT SUBJECTS PRACTICING A YOGA TECHNIQUE OF BREATHING CONTROL CALLED BHRAMARI PRANAYAMA (BHPR). TO OBTAIN NEW INSIGHTS INTO THE NATURE OF THE EEG DURING BHPR, WE ANALYZED EEG SIGNALS USING TIME-FREQUENCY REPRESENTATIONS (TFR), INDEPENDENT COMPONENT ANALYSIS (ICA), AND EEG TOMOGRAPHY (LORETA). WE FOUND THAT THE PGW CONSISTS OF HIGH-FREQUENCY BIPHASIC RIPPLES. THIS UNUSUAL ACTIVITY IS DISCUSSED IN RELATION TO PREVIOUS REPORTS ON YOGA AND MEDITATION. IT IS CONCLUDED THIS EEG ACTIVITY IS MOST PROBABLY NON-EPILEPTIC, AND THAT APPLYING THE SAME METHODOLOGY TO OTHER MEDITATION RECORDINGS MIGHT YIELD AN IMPROVED UNDERSTANDING OF THE NEUROCORRELATES OF MEDITATION. 2009 18 1458 14 INFLUENCE OF YOGA ON BLOOD COAGULATION. YOGA IS KNOWN TO INDUCE BENEFICIAL EFFECTS ON PHYSIOLOGICAL, BIOCHEMICAL AND MENTAL FUNCTIONS IN MAN. ITS EFFECTS ON BLOOD COAGULATION ARE NOT KNOWN. A STUDY WAS CONDUCTED IN SEVEN PREVIOUSLY UNTRAINED MALE ADULTS WHO UNDERWENT A COMBINATION OF YOGIC EXERCISES, DAILY FOR ONE HOUR, OVER A PERIOD OF FOUR MONTHS. PARAMETERS OF BLOOD COAGULATION WERE ESTIMATED BEFORE AND AFTER THE END OF YOGA TRAINING. THE FOLLOWING CHANGES WERE OBSERVED: FIBRINOLYTIC ACTIVITY INCREASED SIGNIFICANTLY WITH A CONCOMITANT FALL IN FIBRINOGEN; ACTIVATED PARTIAL THROMBOPLASTIN TIME AND PLATELET AGGREGATION TIME WERE PROLONGED; BLOOD AND PLASMA PLATELETS SHOWED A RISE; AND BOTH HAEMOGLOBIN AND HEAMATOCRIT WERE RAISED AT THE END OF THE TRAINING. THESE FINDINGS SUGGEST THAT YOGA INDUCES A STATE OF BLOOD HYPOCOAGULABILITY. THE IMPACT OF YOGA ON PREVENTION OF CARDIOVASCULAR AND THROMBOTIC DISORDERS IS OBVIOUS. 1984 19 1611 14 METABOLIC DEMANDS OF YOGA AT VARYING TEMPOS AND COMPARED WITH WALKING. BACKGROUND: YOGA IS A POPULAR ALTERNATIVE TO WALKING, BUT THE TEMPO AT WHICH ASANAS MUST BE PERFORMED TO ELICIT COMPARABLE METABOLIC AND CARDIORESPIRATORY DEMANDS IS UNKNOWN. THEREFORE, THE AUTHORS AIM TO COMPARE THE METABOLIC DEMANDS OF MODERATE-INTENSITY WALKING TO SURYA NAMASKAR YOGA PERFORMED AT VARYING TEMPOS. METHODS: INACTIVE OBESE ADULTS WITH LIMITED PRIOR YOGA EXPERIENCE (N = 10) COMPLETED 10 MINUTES OF TREADMILL WALKING AT A SELF-SELECTED PACE (RATING OF PERCEIVED EXERTION = 12-13) AND THREE, 10-MINUTE BOUTS OF YOGA AT A LOW (6 S/POSE; LSUN), MEDIUM (4 S/POSE; MSUN), AND HIGH (3 S/POSE; HSUN) TEMPO WITH 10-MINUTES REST BETWEEN EXERCISE BOUTS. RESULTS: MEAN METABOLIC EQUIVALENTS OBSERVED IN MSUN (3.64 [0.607]), HSUN (4.22 [0.459]), AND TREADMILL (5.29 [1.147]) WERE GREATER THAN 3.0 (P