• Title/Summary/Keyword: Ejaculation Frequency

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High Ejaculation Frequency Enhances Semen Production in Taiwan Country Chickens

  • Fan, Y.K.;Ju, J.C.;Lee, S.L.;Chen, C.F.;Peh, H.C.;Hsu, J.C.;Lee, Y.P.
    • Asian-Australasian Journal of Animal Sciences
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    • v.17 no.7
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    • pp.924-929
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    • 2004
  • The objective of this study were to investigate the effect of ejaculation frequency on semen characteristics and to establish a method for quick assessment of sperm concentration in TCC using packed cell volume (PCV) as the parameter (Trial 1). Eighty senior roosters, averaging 61 wk-old, were used and the sperm concentrations were determined using a hemacytometer. The PCV value was measured in a capillary (0.75 mm in inner diameter) by centrifugation. A simple linear regression analysis suggested that the sperm concentrations were significantly correlated with PCV values (r=0.62, p<0.001). Trial 2 was conducted to determine the optimal ejaculation frequency of TCC roosters in a weekly semen collection program. The male birds were subjected to 1, 2, 3 or 6 ejaculations per week for four consecutive weeks and semen characteristics including ejaculation volume (EV, mL), sperm motility (%), PCV (%), sperm concentration (ESC, $\times$10$^{9}$/mL), weekly sperm production (WSP, $\times$10$^{9}$/wk) and average motile sperm numbers (AMSN, $\times$10$^{9}$/ejac) were determined. Average EV was greater in the group with 3 ejac/wk than with only 1 ejac/wk in weeks 1 and 3 of the collection period. WSP increased with ejaculation frequency during the first 3 weeks of collection (p<0.05). Sperm motility was better in the birds with 6 ejac/wk than in single ejaculation group for the first 2 wk and no significant differences were found for the last 2 wk of study. In contrast, the PCV value showed a trend of reduction for the first 2 wks in the 6 ejac/wk group. Surprisingly, no significant differences were detected in the AMSN among treatment groups. The weekly motile sperm production (WMSP) increased with ejaculation frequency. Based on our observation, PCV values could be used for a quick estimation of sperm concentration and an intensive semen collection program enhanced weekly sperm production in TCC roosters.

The Effects of Kinesio Taping on the Intestinal Activation (키네시오 테이핑이 장 활성도에 미치는 영향)

  • Lee, Kwang Jae
    • Journal of Korean Physical Therapy Science
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    • v.20 no.1
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    • pp.37-42
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    • 2013
  • Background : The purpose of this study is to find out the impact of kinesio-taping method for female university students, who are vulnerable to constipation, on the activation of intestine. Methods : This study has been conducted for a total of three weeks including the pre-inspection, and it explained the purpose of the study upon selecting the adequate subjects who met the criteria for constipation among the female students. And It chose the nine students, who agreed to the experiment, as the subjects. It verified the frequency and time of excretion before experiment and the constipation ejaculation measure, and compared pre-arbitration with post-arbitration as for the time and frequency of excrement, the point of constipation ejaculation measure, etc. after two weeks since the application of tape. Result : The frequency of excrement after arbitration increased compared with pre-arbitration as result of the application of kinesio-taping method, and the time, which was taken for excrement, decreased. It was also shown that the point decreased in the point comparison for constipation ejaculation measure; thus, it obtained the result that showed the improvement of the level of constipation and all were statistically significant(p<.05). Conclusion : It is believed that kinesio-taping method has a positive impact on the activation of intestine of female university students.

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Studies on Reproductive Capacity of Korean Native Bulls I. Effects of Age, Season and Collection Frequency on Semen Volume, Sperm Concentration, Total Sperm and Sperm Motility in Bulls (한우 종모우의 번식능력에 관한 연구 1. 종모우의 연령, 계절 및 채취빈도가 정액량, 정자농도, 총정자수 및 정자활력에 미치는 영향)

  • 김선환;김기구;유규종;고석권;김경주;김충기;김창근;정영채
    • Korean Journal of Animal Reproduction
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    • v.5 no.2
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    • pp.35-42
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    • 1981
  • A total 2,488 ejaculates during 4 years from 80 Korean native bulls over the age from 3 to 12 years of bull herds of Artificial Breeding Center, National Livestock Federatives Cooperation were collected and analyzed to study the effects of collection year, age of bulls, month of years, collection interval and ejaculation frequency per day on semen volume, sperm concentration, total sperm per ejaculate and sperm motility. 1. Semen volume, sperm concentration, total sperm per ejaculate and sperm motility index for the all ejaculates using least squares procedure averaged 5.73ml, 9.133${\times}$108/ml, 52.527${\times}$108 and 62.81, respectively. 2. Semen volume varied significantly with collection year, collection interval and ejaculation frequency per day(P<0.01), but effects of age of bulls and month of years on semen volume were not significant. Eight to 15 days collection interval showed the highest volume, and 1st ejaculate contained 5.6% more volume than 2nd ejaculate. 3. There were significant differences among collection years, months of years and ejeculation frequencies per day except collection intervals in sperm concentration per ml(P<0.05, P<0.01). Six to 8-year-old bulls was the highest concentration. Higher sperm concentration per ml was in April to July and lower month was October and December. Sperm concentration in 2nd ejaculate was higher than in 1st ejaculate. 4. Total sperm per ejaculate affected by all environmental factors studied(P<0.05, P<0.01). Age of bulls, collection interval and ejaculation frequency per day showed the highest total sperm was 6 to 8-year-old bulls, 8 to 15 days interval and 1st ejaculate, respectively. Higher total sperm per ejaculate was in April to July and lower total sperm was in September to December. 5. In sperm motility, there were significant differences among collection years, ages of bulls and collection intervals except months of years and ejaculation frequencies (P<0.01). Higher sperm motility was in 6 to 12-year-old bulls and in 5 to 7 days collection interval.

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Effects of Gamimajeonojahwan Extract on the Sexual Function in Male Rats (가미마전오자환 추출물이 웅성 백서의 성기능에 미치는 효과)

  • Kwon Kang Beom;Kim Bok Ryang;Hwang In Jin;Kim Eun Kyung;Kim Goo Hwan;Ko Kwang Hak;Choi Yeon Seong;Zhang Geun Gook;Ryo Seong Il;Han Dong Won;Cha Suk;Park Dae Young;Ryu Do Gon
    • Journal of Physiology & Pathology in Korean Medicine
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    • v.18 no.5
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    • pp.1410-1417
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    • 2004
  • To evaluate effect of Gamimajeonojahwan(GMOH) water extract on sexual functions, we orally administered GMOH exract(1,100㎎/㎏) for four weeks in male rats impaired by 2,3,7,8-tetrachlorodibenzo-p-dioxin(TCDD) and ketoconazole(KZ). And we investigated the sexual behaviors such as mount latency, mount frequency, intromission latency, intromission frequency, ejaculation period and ejaculation latency. Serum testosterone concentrations also are evaluated in GMOH-and/or vehicle-treated male rats. The results were obtained as follows: GMOH inhibited the increase of intromission latency by TCDD in male rats. GMOH inhibited the decrease of intromission frequency by TCDD in male rats. GMOH inhibited the increase of ejaculation latency by TCDD in male rats. GMOH inhibited the decrease of serum testosterone concentration by TCDD in male rats. GMOH inhibited the decrease of serum testosterone concentration by KZ in male rats. These results suggest that GMOH water extract is active in improving sexual functions and protecting a decrease of testosterone concentrations induced by TCDD and KZ in male rats.

A Survey of Sexual Dysfunction by Antidepressants (항우울제와 연관된 성기능 장애에 대한 조사)

  • Cho, Sung-Il;Lee, Young-Sik;Suh, Dong-Soo;Na, Chul;Min, Kyung-Jun
    • Korean Journal of Psychosomatic Medicine
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    • v.11 no.1
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    • pp.44-51
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    • 2003
  • Objectives: Antidepressants are frequently associated with sexual dysfunction. Especially, there were few report of sexual dysfunction related with venlafaxine and mirtazapine in Korea. The purpose of this survey was to evaluate the frequency and nature of sexual dysfunction related with selective serotonin reuptake inhibitors(SSRIs), venlafaxine and mirtazapine by the use of specific questionaires. Methods: In one hundred twenty two patients, sexual dysfunction was investigated cross-sectionally by using The questionaires for sexual dysfunction, which includes questions about decreased libido, delayed orgasm or ejaculation, premature ejaculation or orgasm, absence of orgasm or ejaculation, erectile dysfunction in men/vaginal lubrication dysfunction in women, sexual pain and patient's tolerance of the sexual dysfunction. BDI was also measured. Sexual dysfunction was analyzed in association with the duration and the dose of medications and the severity of depression. Results: The incidence of sexual dysfunction during antidepressants use in our survey was 37.7%. There were no difference of incidence in sexes(p=.746). In comparison of paroxetine, venlafaxine and mirtazapine, there were no significant differences of the incidence(p=.065) and the severity of any type of sexual dysfunction. Conclusion: Although there were no significant differences of sexual dysfunction in our survey, sexual dysfunction may be closely associated with antidepressants. Further prospective study of sexual dysfunction should be needed.

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Hydrolyzable Tannins from the Fruits of Rubus coreanum (복분자 딸기 열매의 가수분해성 탄닌)

  • Pang, Keun-Cheol;Kim, Min-Son;Lee, Min-Won
    • Korean Journal of Pharmacognosy
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    • v.27 no.4
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    • pp.366-370
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    • 1996
  • Fruits of Rubus coreanum (Korean name: Bog-bun-ja) have been used in oriental traditional medicine as the remedies for impotence, pollution, premature ejaculation and frequency of urination etc. It is known to have phenolic compounds as an astringent. By means of chromatographic methods, four hydrolyzable tannins were isolated from the fruits of R. coreanum. The structures of these compounds were established as gallic acid, 2,3(S)-HHDP-D-glucopyranose, sanguiin H-4 and sanguiin H-6 on the basis of physicochemical and spectroscopic evidences.

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A Case of Seminal Vesicle Cyst Accompanied with Ipsilateral Renal Agenesis in an Infant (영아에서 발견된 동측 신무형성증과 동반된 정낭낭종 1례)

  • Yun, Jin-Sang;Chang, Sun-Jung;Lee, Jun-Ho
    • Childhood Kidney Diseases
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    • v.13 no.2
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    • pp.252-255
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    • 2009
  • Seminal vesicle cysts have been rarely detected. Most of them are caused congenitally, and two-thirds of them are accompanied with ipsilateral renal agenesis or dysplasia. They are usually present with dysuria, urinary frequency, perineal pain, epididymitis, pain after ejaculation, scrotal pain or infertility in the second to fourth decade of patient's life. Occasionally cysts are palpable by digital rectal examination, but radiologic imaging study is necessary to diagnose. We report a case of an infant with seminal vesicle cyst accompanied with ipsilateral renal agenesis detected incidentally in postnatal sonogram. The infant's right side of kidney was diagnosed as antenatally multicystic dysplastic kidney.

Effectiveness for Erectile Dysfunction after the Administration of Korean Red Ginseng (발기부전 환자에서 홍삼투여의 효능)

  • 최형기;성도환
    • Journal of Ginseng Research
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    • v.19 no.1
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    • pp.17-21
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    • 1995
  • A study was designed to investigate the effectiveness of Korean Red Ginseng (ERG) as an oral agent for erectile dysfunction (EF), which was compared to that of placebo and trazodone. Patients who were believed to have EF of mild or non-organic etiologies, randomized into 3 groups to receive 600 mg KRG 3 times daily (group A), placebo (group B) and 25mg trazodone once a day after evening (group C). All agents were given orally. Ninety patients, composed of 30 in each group, were included and analyzed only when clinical follow-up could be achieved at the end of the study for at least 3 months. There were no significant differences(p>0.05) between each group in mean age (43.7 years), duration of EF (5.8 years), the state of marriage (married : 80 patients) and duration of marriage (18.2 years). In group A, the parameters such as rigidity and tumescence on erection, early detumescence, libido and patient's satisfaction were significantly more effective than that of other group (p<0.05). But there were no significant differences in the parameters such as the frequency of coitus, premature ejaculation and morning erection between 3 groups (p>0.05). The efficacy achieved with KGR (60%) was significantly higher (p<0.05) than that of placebo (30%) and trazodone (30%). There were no significant changes on level of serum testosterone and type of AVS-penogram in group A. No side effect was demonstrated in all patients.

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Depression, Anxiety and Sexual Satisfaction in Breast Cancer Patients and their Partners-Izmir Oncology Group Study

  • Alacacioglu, Ahmet;Ulger, Eda;Varol, Umut;Yildiz, Ibrahim;Salman, Tarik;Bayoglu, Vedat;Dirican, Ahmet;Demir, Lutfiye;Akyol, Murat;Yildiz, Yasar;Kucukzeybek, Yuksel;Ataman, Gorkem;Can, Huseyin;Alacacioglu, Inci;Tarhan, Mustafa Oktay
    • Asian Pacific Journal of Cancer Prevention
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    • v.15 no.24
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    • pp.10631-10636
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    • 2015
  • Background: We aimed to investigate anxiety, depression and sexual satisfaction levels and the effects of depression and anxiety upon the sexual satisfaction of Turkish breast cancer patients and their partners. Materials and Methods: Data were collected from one hundred breast cancer patients and their partners, using three forms: one covering information about socio-demographic characteristics of the patients, the Hospital Anxiety and Depression Scale (HADs) and the Golombok-Rust Inventory of Sexual Satisfaction (GRISS). Results: The frequencies, avoidance and touch subscores were statistically significantly high in the patients. Among those with high anxiety scores, the frequency, communication, satisfaction, touch, and anorgasmic subscale scores of GRISS were found to be significantly high. Among the partners whose anxiety scores were high, only the premature ejaculation subscale was statistically significant. It was determined that for partners with higher depression scores, the communication, satisfaction, avoidance, premature ejaculation and erectile dysfunction subscores of GRISS were statistically higher compared to partners with lower depression scores. Conclusions: Patients' quality of life may be increased by taking precautions to reduce their and their partners' psychosocial and psychosexual concerns.

Studies on Reproductive Capacity of Korean Native Bulls II. Effect of collection Frequency on Semen Characteristics and Sexual Activity in 2-Year-Old Bulls (한우종모우의 번식능력에 관한 연구 II. 2재종모우의 정액채취빈도가 정액성장 및 성적활동에 미치는 영향)

  • 김창근;정영채;김종대;김선환
    • Korean Journal of Animal Reproduction
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    • v.9 no.1
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    • pp.40-45
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    • 1985
  • Eight 2-yr old bulls from Artificial Breeding Center, NLCF were used to determine the effectof collection frequency on semen characteristics and sexual activity. Two successive ejaculates per day were collected by artificial vagina for 4 weeks on weekly or twice a week. Total ejaculate volume included 2nd ejaculates for one time and two time bulls was 6.8ml and 6.0ml, but there was no significant difference between collection intervals. Sperm concentration of one time and two time bulls averaged 0.79$\times$109/ml and 0.89$\times$109/ml, respectively. Total sperm per ejaculate was 5.14$\times$109 for one time bulls and 5.45$\times$10 for two time bulls. Two time bulls had slight more sperm per ml and ejaculate than one time bulls, but there were no significant differences between two group bulls. Sperm motility and semen pH of two time bulls was slightly better than that of one time bulls. In changes of bulk minerals in semen, solium concentration of two time bulls was similar to that of one time bulls. Potassium and calcium was more concentrated in one time bulls than in two time bulls, but these concentrations did not differ significantly. Libido score for two time bulls was higher than that for one time bulls. However, there was no difference between two groups and these scores did not change for 4 weeks in two goups. Total time to 2nd ejaculation was 16.3 sec for one time bulls and 20.5 sec for two time bulls.

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