• Title/Summary/Keyword: Maternal Effect

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Genetic Parameters of Growth Traits in Crossbred Sheep

  • Singh, D.;Kumar, Ramesh;Pander, B.L.;Dhaka, S.S.;Singh, S.
    • Asian-Australasian Journal of Animal Sciences
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    • v.19 no.10
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    • pp.1390-1393
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    • 2006
  • Data spread over 11 years (1986-1996) pertaining to a synthetic population developed by inter se mating of half-breds of Corriedale and Russian Merino with Nali maintained at CCS Haryana Agricultural University, Hisar were utilized for the estimation of genetic parameters for growth traits. The means for birth weight (BWT), weaning weight (WWT), six month body weight (SWT), yearling weight (YWT), preweaning daily gain (PRW) and post weaning daily gain (POW) were 3.35 kg, 10.79 kg, 13.28 kg, 18.96 kg, 82.6 gm and 27.6 gm, respectively. The effects of year and season of birth and sex of lamb were significant for all the traits under study except the effect of season of birth for WWT, SWT and PRW. No definite trend was observed over the years for the averages of body weight and gain. Lambs born during the spring season performed better for BWT, WWT and PRW while the performance of lambs born during autumn was better for the other traits included in the study. The male lambs were heavier than the females for body weight at all stages and gain in weight. The heritability estimates for WWT and PRW were low; for BWT and SWT were moderate and for YWT and POW were high. Birth weight had high heritability and high genetic correlations with subsequent body weights and gains but due to the presence of a maternal effect on BWT and WWT, a sequential selection procedure is recommended for the improvement of growth rate in sheep.

The Effect of Social support and Self-efficacy for Parenting Task on the Maternal Involvement of Early Childhood Education (사회적 지원과 부모 효능감이 어머니의 유아교육기관 부모참여에 미치는 영향)

  • Sung, Won-Kyung;Kim, Yang Eun;Lee, Choon-Ja
    • Korean Journal of Childcare and Education
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    • v.8 no.4
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    • pp.33-51
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    • 2012
  • The purpose of this study is to investigate the effect of social support and self-efficacy for parenting task on parent involvement of early childhood education. Subjects were 181 mothers with children ranging in age from three to five years old. Instruments used in this study were: 1) Self-efficacy for parenting task index(Colemen, Karraker, 2000), 2) Social support(Shin, 1997 ; Lee, 2006) and 3) Parent involvement(Conduct Problem Prevention Research Group(CPPRG), 1995; 2002). Data were analyzed using Pearson's correlation and hierarchical multiple regression analysis. Results of this study show that self-efficacy for parenting related to children's achievement and recreation, social support from the husband were positively correlated to the parent involvement of early childhood education. Also, mothers' self-efficacy for parenting task mediated between social support and parent involvement of early childhood education.

Evaluation of Reciprocal Cross Design on Detection and Characterization of Non-Mendelian QTL in $F_2$ Outbred Populations: I. Parent-of-origin Effect

  • Lee, Yun-Mi;Lee, Ji-Hong;Kim, Jong-Joo
    • Asian-Australasian Journal of Animal Sciences
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    • v.20 no.12
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    • pp.1805-1811
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    • 2007
  • A simulation study was conducted to evaluate the effect of reciprocal cross on the detection and characterization of parent-of-origin (POE) QTL in $F_2$ QTL populations. Data were simulated under two different mating designs. In the one-way cross design, six $F_0$ grand sires of one breed and 30 $F_0$ grand dams of another breed generated 10 $F_1$ offspring per dam. Sixteen $F_1$ sires and 64 $F_1$ dams were randomly chosen to produce a total of 640 $F_2$ offspring. In the reciprocal design, three $F_0$ grand sires of A breed and 15 $F_0$ grand dams of B breed were mated to generate 10 $F_1$ offspring per dam. Eight $F_1$ sires and 32 $F_1$ dams were randomly chosen to produce 10 $F_2$ offspring per $F_1$ dam, totaling 320 $F_2$ offspring. Another mating set comprised three $F_0$ grand sires of B breed and 15 $F_0$ grand dams of A breed to produce the same number of $F_1$ and $F_2$ offspring. A chromosome of 100 cM was simulated with large, medium or small QTL with fixed or different allele frequencies in parental breeds. A series of tests between Mendelian and POE models were applied to characterize QTL as Mendelian, paternal, maternal or partial expression QTL. The overall detection powers were similar between the two mating designs. However, the proportions of paternally expressed QTL that were declared as paternal QTL type were greater in the reciprocal cross design than in the one-way cross, and vice versa for Mendelian QTL. When QTL alleles were segregating in parental breeds, a significant proportion of Mendelian QTL were spuriously declared POE QTL, suggesting that care must be taken to characterize imprinting QTL in a QTL mapping population with a small number of $F_1$ parents.

The Beneficial and Adverse Effects of Raloxifene in Menopausal Women: A Mini Review

  • Khorsand, Imaneh;Kashef, Reyhaneh;Ghazanfarpour, Masumeh;Mansouri, Elaheh;Dashti, Sareh;Khadivzadeh, Talat
    • Journal of Menopausal Medicine
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    • v.24 no.3
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    • pp.183-187
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    • 2018
  • Objectives: The present mini review aimed to summarize the existing knowledge regarding the beneficial and adverse effects of raloxifene in menopausal women. Methods: This study is a review of relevant publications about the effects of raloxifene on sleep disorder, depression, venous thromboembolism, the plasma concentration of lipoprotein, breast cancer, and cognitive function among menopausal women. Results: Raloxifene showed no significant effect on depression and sleep disorder. Verbal memory improved with administration of 60 mg/day of raloxifene while a mild cognitive impairment risk reduction by 33% was observed with administration of 120 mg/day of raloxifene. Raloxifene was associated with a 50% decrease in the need for prolapse surgery. The result of a meta-analysis showed a significant decline in the plasma concentration of lipoprotein in the raloxifene group compared to placebo (standardized mean difference, -0.43; 10 trials). A network meta-analysis showed that raloxifene significantly decreased the risk of breast cancer (relative risk, 0.572; 95% confidence interval, 0.327-0.881; P = 0.01). In terms of adverse effects of raloxifene, the odds ratio (OR) was observed to be 1.54 (P = 0.006), indicating 54% increase in the risk of deep vein thrombosis (DVT) while the OR for pulmonary embolism (PE) was 1.05, suggesting a 91% increase in the risk of PE alone (P = 0.03). Conclusions: Raloxifene had no significant effect on depression and sleep disorder but decreased the concentration of lipoprotein. Raloxifene administration was associated with an increased risk of DVT and PE and a decreased risk of breast cancer and pelvic organ prolapse in postmenopausal women.

The Effect of the Physical Factors of Parents and Children on Stunting at Birth Among Newborns in Indonesia

  • Sari, Kencana;Sartika, Ratu Ayu Dewi
    • Journal of Preventive Medicine and Public Health
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    • v.54 no.5
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    • pp.309-316
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    • 2021
  • Objectives: This study examined stunting at birth and its associations with physical factors of parents and children in Indonesia. Methods: This study analyzed secondary data from the national cross-sectional Indonesian Basic Health Survey 2018, conducted across 34 provinces and 514 districts/cities. Birth length data were available for 756 newborns. Univariable, bivariable, and multivariable logistic regression analyses were performed to determine associations between the physical factors of parents and children and stunting at birth. Results: In total, 10.2% of children aged 0 months were stunted at birth (10.7% of males and 9.5% of females). Stunting at birth was associated with the mother's age at first pregnancy, parity, parents' heights, parents' ages, and gestational age. Children from mothers with short statures (height <145.0 cm) and fathers with short statures (height <161.9 cm) had an almost 6 times higher likelihood of being stunted at birth (adjusted odds ratio, 5.93; 95% confidence interval, 5.53 to 6.36). A higher maternal age at first pregnancy had a protective effect against stunting. However, other variables (firstborn child, preterm birth, and both parents' ages being <20 or >35 years) corresponded to a 2-fold higher likelihood of stunting at birth compared to the reference. Conclusions: These findings provide evidence that interventions to reduce stunting aimed at pregnant females should also consider the parents' stature, age, and parity, particularly if it is the first pregnancy and if the parents are short in stature or young. Robust programs to support pregnant females and monitor children's heights from birth will help prevent intergenerational stunting.

The Effect of Parenting Stress and Depression and Fatigue on Quality of life in Early Postpartum Mothers (산욕기 산모의 양육스트레스, 산후우울, 피로가 삶의 질에 미치는 영향)

  • Kim, Jeong-Suk
    • Journal of Convergence for Information Technology
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    • v.8 no.6
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    • pp.1-7
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    • 2018
  • The study was investigate the effect of quality of life of mothers in the postpartum period. This study was a descriptive research study of 113 women who lived in D metropolitan area within 6-8 weeks after birth, Data were analyzed using SPSS 21.0 program ANOVA, t-test, Pearson's correlation analysis and multiple random analysis. Data collection was from August 2018 to September 2018. The results were as follows. The most influential factors on quality of life were parenting stress(${\beta}=-.646$, p =.000), fatigue(${\beta}=-.329$, p =.009). It is necessary to develop a nursing intervention program related to physical and mental health because maternal quality of life leads to lower quality of life when feeling emotional mood change such as emptiness and depression.

Effect of Complementary Medicine on Pain Relief and Wound Healing after Cesarean Section: A Systematic Review

  • Niazi, Azin;Moradi, Maryam;Askari, Vahid Reza;Sharifi, Neda
    • Journal of Pharmacopuncture
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    • v.24 no.2
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    • pp.41-53
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    • 2021
  • Objectives: Cesarean sections are one of the common surgical procedures around the world. Management of cesarean section side effects, including pain, hematoma, delayed wound healing, is of particular importance in maintaining maternal health and ability to care for the baby. The tendency to use complementary medicine strategies is on the rise because of the easy treatment with low side effects. The purpose of this study was to systematically review the efficacy and safety of clinical trials performed in Iran and worldwide on the effect of complementary medicine on pain relief and wound healing after cesarean section. Methods: PRISMA checklist was followed to prepare the report of this systematic review. The search process was carried out on databases on databases of Magiran, SID, Iran Medex, Scopus, Pub Med, Science direct, Medline and Cochrane library using keywords of cesarean, pain, wound healing, Herbal medicine, acupressure, massage, complementary medicine and their Persian equivalent and all possible combinations, from inception until February 2020. We used the Jadad scale to assess the quality of the searched articles. According to the Jadad scale, the articles with a score of at least 3 were included in the study. Results: Finally, 28 clinical trials (with a sample size of 3,245) scored at least 3 on the Jadad scale were included into the analysis. This article reviewed 13 articles on medicinal herbs, 4 articles on massage, 1 article on reflexology, 2 articles on acupressure. Conclusion: According to the present review, the use of medicinal herbs was the most common method of complementary medicine in pain relief and wound healing after cesarean section.

Effect of Marham-i-Raal on Episiotomy Wound Healing: A Single-Arm pre-and post-treatment study

  • Sultana, Arshiya;Joonus, Aynul Fazmiya Mohamed;Rahman, Khaleequr
    • CELLMED
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    • v.11 no.4
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    • pp.17.1-17.4
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    • 2021
  • Episiotomy is the commonest obstetrics intervention in the world to reduce severe perineal injuries. Its prevalence is 43% to 100% in primiparous women in Asia. Further, worldwide approximately 10-95% of pregnant women undergo episiotomy incision during birth. Delay in wound healing probably increases the risk of wound infection, changes the muscular structure, and ultimately causes muscle tone loss. So, wound care is of specific significance to postnatal maternal outcomes. Hence, this case study aimed to evaluate the effect of Marham-i-Raal in episiotomy wound healing and pain relief. The study was conducted in eleven postpartum primi or multipara pregnant women aged between group 19 and 35 years with term gestational age, singleton pregnancy in a cephalic presentation who had a normal vaginal delivery with mediolateral episiotomy, without a perineal tear, and perineal hematoma. Externally, application of Marham-i-Raal 2g on episiotomy incisional wound, twice a day for 10 days was advised. Wound healing of episiotomy and pain intensity was assessed with REEDA ["redness, oedema, ecchymosis, discharge and approximation of the edges"] scoring and VAS scoring for pain intensity respectively. At one hour (baseline), the REEDA mean score of eleven patients was 3.90±1.04 whereas on day 7-10 it was 0.18±0.40 with statistically significant difference (p<0.001). The VAS mean score at one hour was 6.90±1.22 whereas on day 7-10 it was 0.72±0.78 with a statistically significant difference (p<0.001). Marham-i-Raal would be effective in episiotomy wound healing and reducing pain intensity. Further, randomized double-blind controlled trials in large sample size are recommended.

A Study of Oil of Basil Extract on Improvement of Hair Damage (바질 오일의 손상모발 개선효과에 관한 연구)

  • Kim, Ju-Sub
    • Journal of the Korean Applied Science and Technology
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    • v.39 no.2
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    • pp.294-302
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    • 2022
  • This study attempted to investigate the effect of improving damaged hair by preparing a hair improving agent with basil oil and applying it to damaged hair. An experimental material was added to a perm base agent containing 0 g, 3 g, 6 g, 9 g of basil oil to prepare the preparation. It was applied to sample hair bleached at 8 levels with the prepared formulation. Each sample and damaged hair were measured and analyzed. The measurement method measured tensile strength, absorbance and gloss using methylene blue to determine the effect of improving maternal quality. Statistical analysis was conducted on the reliability of the study results. Studies have shown that all samples with basil oil have higher tensile strength than damaged hair. As a result of the absorbance analysis using methylene blue, it was found that the absorbance was lower than that of damaged hair in all samples. Gloss measurement showed that all samples showed increased luster compared to damaged hair. In conclusion, basil oil was found to improve damaged hair. In the future, research on various types of oil and research methods is needed.

Relationships Among Cow Daily Milk Yield, Calf Body Weight at Birth and 3 Month of Age and Preweaning Daily Gain in Hanwoo (한우 어미 소의 일일 산유량과 송아지의 생시체중, 3개월령 체중 및 포유기 일당증체량에 관한 상관 분석)

  • Hwang, Jeong-Mi;Kim, Si-Dong;Choi, Jae-Gwan;Lee, Chae-Young;Kim, Byung-Wan;Kim, Jong-Bok
    • Journal of Animal Science and Technology
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    • v.50 no.5
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    • pp.591-600
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    • 2008
  • This study was conducted to investigate relationships among cow daily milk yield, calf body weight at birth and 3 month of age and calf preweaning daily gain. Cow daily milk yield(DMILK) of 90 days after postpartum measured by weigh-suckle-weight method, calf birth weight(BW), calf body weight at 3 month of age(WT3), and calf preweaning daily gain from birth to 3 month of age(PDG) were collected from June to November on 2002 and April to November on 2003. All traits studied were considered as cow traits and analysed by WOMBAT packages to obtain A-I REML(average information restricted maximum likelihood) estimates. Heritability estimate of daily milk yield uncorrected for cow-calf separation time(DMILK) was 0.39, which was not differ from 0.36 of heritability estimate corrected on the basis of 24 hour cow-calf separation time(CMILK). Heritability estimates for maternal genetic effects of BW, WT3 and PDG were respectively 0.28, 0.17 and 0.18. Genetic correlations between DMILK and maternal effect of BW, WT3 and PDG were respectively 0.59, 0.79 and 0.68. High genetic correlation coefficients of DMILK with WT3 and PDG indicate that selections for maternal breeding value for WT3 or PDG may be effective to enhance the cow’s milk production ability in Hanwoo.