Displaying publications 1 - 20 of 73 in total

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  1. Lee LY, Muhardi L, Cheah FC, Supapannachart S, Teller IC, Bindels J, et al.
    J Paediatr Child Health, 2018 Apr;54(4):370-376.
    PMID: 29205630 DOI: 10.1111/jpc.13775
    AIM: To understand feeding practices, nutrition management and postnatal growth monitoring of term small-for-gestational age (tSGA) infants in Southeast Asia.

    METHODS: Anonymous questionnaires to assess practices on feeding, nutrition management and post-natal growth monitoring of tSGA infants were distributed among health-care professionals (HCPs) participating in regional/local perinatology symposia in Malaysia, Thailand and Singapore.

    RESULTS: Three hundred seventy-seven respondents from Malaysia (37%), Thailand (27%), Singapore (18%) and other Asian countries (19%) participated in the survey. Respondents were neonatologists (35%), paediatricians (25%) and other HCPs (40%) including nurses and midwives. Exclusive human milk feeding was reported the most preferred feeding option for tSGA infants, followed by fortified human milk feeding (60% and 20%, respectively). This was consistent among the different countries. The perceived nutrient requirements of tSGA infants varied between countries. Most respondents from Malaysia and Singapore reported requirements to be similar to preterm infants, while the majority from Thailand reported that it was less than those of preterm infants. The World Health Organization Growth Chart of 2006 and Fenton Growth Charts of 2013 were the most frequently used charts for growth monitoring in the hospital and after discharge.

    CONCLUSIONS: Nutrition management and perceived nutrient requirements for tSGA infants among practising HCPs in Southeast Asia showed considerable variation. The impetus to form standardised and evidence based feeding regimens is important as adequate nutritional management and growth monitoring particularly in this population of infants will have long term impact on population health.

    Matched MeSH terms: Milk, Human
  2. Manderson L
    Soc Sci Med, 1984;18(1):47-57.
    PMID: 6695200 DOI: 10.1016/0277-9536(84)90343-5
    Traditionally, Malaysian women (Malay, Indian and Chinese) breastfed their infants as a matter of course and for an extended period of time; only elite Chinese women might have resorted to a wet-nurse. But the introduction of condensed and dehydrated milk in colonial Malaya from the late nineteenth century, and the later marketing also of commercially manufactured baby foods, led to some variation in traditional practice. Structural changes, industrialiZation and urbanisation affected social as well as economic life, and again these broad changes had an impact on infant feeding. Today, few women remain unfamiliar with the wide range of infant food products sold in the most isolated provision shops. This paper focuses on key sociological factors that might predict the frequency and duration of breastfeeding and weaning patterns. The data analysed below, collected during semi-structured interviews with 278 women presenting at Maternal and Child Health Clinics in Peninsular Malaysia, are in part confusing. They suggest that the women most likely to bottle feed only or to breast feed for a short period, and to use commercial baby foods, are young, with one child only, who reside in urban or peri-urban areas and have a reasonable household income. Higher educated women, and women whose husbands are in non-traditional occupations, are also less likely to breast feed or to do so for an extended period. But the profile of infant feeding practices is by no means clear. One of the shortcomings of the study relates to the method of collection of data, and highlights the need for detailed ethnographic studies to better explore the variability and complexity of the patterns of infant feeding.
    Matched MeSH terms: Milk, Human
  3. Chin KY, Pang KL
    Front Pediatr, 2020;8:563.
    PMID: 33072660 DOI: 10.3389/fped.2020.00563
    Isoflavones are dietary phytoestrogens commonly found in soy-based products. The widespread presence of isoflavones in soy infant formula and breast milk may have long-lasting effects on the development of sex hormone-sensitive organs like the skeleton. Animal early-life programming models are suitable for testing the skeletal effects of pre- and neonatal exposure of soy isoflavones. This review aims to collate the impacts of early-life exposure of soy isoflavones as evidenced in animal models. The isoflavones previously studied include daidzein, genistein, or a combination of both. They were administered to rodent pups during the first few days postnatal, but prolonged exposure had also been studied. The skeletal effects were observed when the animals reached sexual maturity or after castration to induce bone loss. In general, neonatal exposure to soy isoflavones exerted beneficial effects on the skeletal system of female rodents, but the effects on male rodents seem to depend on the time of exposure and require further examinations. It might also protect the animals against bone loss due to ovariectomy at adulthood but not upon orchidectomy. The potential benefits of isoflavones on the skeletal system should be interpreted together with its non-skeletal effects in the assessment of its safety and impacts.
    Matched MeSH terms: Milk, Human
  4. Mohamad N, Saddki N, Azman KNK, Aziz IDA
    Korean J Fam Med, 2019 Jul;40(4):261-268.
    PMID: 30625269 DOI: 10.4082/kjfm.18.0021
    BACKGROUND: Breastmilk is the best nourishment for an infant for the first 6 months of life. Health professionals like medical doctors and dentists can help promote and support exclusive breastfeeding. We aimed to assess knowledge, attitudes, exposure, and future intentions toward exclusive breastfeeding among final year medical and dental students at Universiti Sains Malaysia, Kelantan, Malaysia.

    METHODS: A total of 162 students participated in this cross-sectional study that was conducted between May and September of 2015. Self-administered questionnaires were used to collect the variables of interest.

    RESULTS: Most students knew exclusive breastfeeding is recommended for the first 6 months of life (98.1%). However, some students incorrectly thought formula milk can be given if the infant appears hungry after having been breastfed (61.7%). Additionally, some incorrectly thought expressed breastmilk can be warmed on direct heat (47.5%) and left-over expressed milk can be re-stored (60.5%). Most students agreed that exclusive breastfeeding is easier to practice than formula feeding and that it is the best choice for working mothers. Most students (93.2%) intend to breastfeed their children, and this intention was significantly associated with their experience being breastfed as infants and attitudes toward exclusive breastfeeding.

    CONCLUSION: Generally, final year medical and dental students have favorable attitudes and future intentions toward exclusive breastfeeding, although some of them lacked knowledge about certain important aspects of the practice. Past experience of being exclusively breastfed and a more positive attitude toward the practice were associated with their future intentions to practice exclusive breastfeeding.

    Matched MeSH terms: Milk, Human
  5. Alam I, Forid MS, Roney M, Aluwi MFFM, Huq AM
    Data Brief, 2021 Apr;35:106839.
    PMID: 33659597 DOI: 10.1016/j.dib.2021.106839
    The current data report describes the predictive identification of phytochemical constituents in the bioactive extract of Ipomoea mauritiana (IM) whole plant. For several formulations this plant was commonly used as 'Vidari' for Ayurvedic medicine. Traditionally, IM tubers are used to alleviate spinal cord pain, improve breast milk, as a tonic, increase sperm count and treating jaundice. The methanol extract can potentially scavenge free radicals and possess antibacterial activity that could be correlated with its chemical composition. So it is crucial to identify the major compounds of IM. An ultra-performance liquid chromatography coupled electrospray ionization quadrupole time-of-flight mass spectrometry (UPLC-ESI-QTOF/MS) method was adopted to detect the flavonoids, saponins, alkaloids, terpenoids in IM methanol extract. Data presented here is related to a published work Antioxidant and antibacterial activity of Ipomoea mauritiana Jacq.: A traditionally used medicinal plant in Bangladesh (Alam et al., 2020). Secondary metabolites were analyzed by the comparison of the mass fragmentation arrangements with Waters UNIFI library that enables for positive identification of the compounds based on the spectral match.
    Matched MeSH terms: Milk, Human
  6. Siew, Caroline Yin Eng, Vijayakulasingam, Thalitha, Hong, Boon Ng, Maryam Jamilah Surdi Roslan, Muhammad Zamakhshari Zainal Abidin, Lee, Ming Lee
    MyJurnal
    Background:Recent retrospective studies suggest irrelevance of urine screening for neonate with prolonged jaundice. We re-evaluated the incidence of urinary tract infection (UTI) among these infants, their renal outcome and evaluated the cost incurred. Methods: This is a prospective cohort study. Asymptomatic, prolonged jaundiced infants with unconjugated hyperbilirubinemia were screened for evidence of UTI as per local guidelines. Infants with pyuria would have urine sent for culture and sensitivity. Unit cost was referenced from hospital purchase. Statistical analysis was performed using SPSS 24.0. Results:A total of 291 cases were analyzed. Majority were term infants (93.8%). The commonest cause of prolonged jaundice was breast milk jaundice, hence an incidence rate of 0.34%. Only one infant persistently showed single uropathogen on urinary culture with concurrent pyuria. Urinary structures were normal on ultrasonography and there was no evidence of renal cortical scarring. No recurrence of UTI documented in the first year of life. Each “clean-catch” urinalysis costed RM7. This unit cost escalated to RM37 for catheterized sample. A negative urine culture costed RM28 while a positive culture twice this price. The average cost effectiveness ratio (ACER) in this study was RM5856.56 per detection of case. Conclusion: Incidence of UTI is low. In our study, an undesirable outcome is negligible. Unnecessary parental anxiety from the potentially laborious procedure could be avoided. This study refutes previous literature to include such screening in prolonged jaundice as this may well be irrelevant.
    Matched MeSH terms: Milk, Human
  7. Vard B, Adham A, Riahi R, Karimi G, Esmail Motlagh M, Heshmat R, et al.
    Health Promot Perspect, 2020;10(4):349-358.
    PMID: 33312930 DOI: 10.34172/hpp.2020.53
    Background: This study aimed to investigate the association between prenatal/infancy factors and lipid profile in children and adolescents. Methods: This multicentric national study was conducted in 30 provinces in Iran. It comprised 4200 participants, aged 7-18 years, from the fifth survey of a national surveillance program. History regarding birth weight, as well as the type of consumed milk and food during infancy was obtained from parents. In addition to physical examinations, fasting blood samples were obtained to assess the lipid profile of these students. Results: Data from 3844 participants were available (91.5% participation rate), 52.4 % of students were boys. Mean (SD) age of participants was 12.3(3.2) years. Consuming cow milk in the first two years significantly increased the risk of high triglycerides (TG) (odds ratio [OR]:2.77, 95% CI: 1.32-5.85, P: 0.01), elevated low-density lipoprotein (LDL) (P<0.05) and low high-density lipoprotein (HDL) (P <0.05). Students who had consumed commercially made food as complementary feeding were 93% more likely to have high LDL (OR: 1.93, 95% CI=1.19-3.13, P: 0.01) and 90% more likely to have high TG than students who had consumed homemade food (OR: 1.90, 95% CI: 1.15-3.12, P: 0.01). The aforementioned figures were not significantly associated with an elevated total cholesterol (TC) level. Conclusion: Our findings revealed that the history of using human milk and home-made food as complementary feeding was associated with better lipid profile in childhood and early adolescence. Increasing public knowledge in this regard might be useful for encouragement of healthier life prevention of chronic diseases.
    Matched MeSH terms: Milk, Human
  8. Lia Herliana, Yanti Cahyati
    MyJurnal
    Pain is a sensation that is difficult to remember. Pain exposure is a stimulus that can damage the development of the baby's brain and contribute to learning disorders and behavior in childhood. Therefore nursing intervention is needed that can reduce the pain response in infants, especially during hospital treatment. The aim of the study was to determine the effect of non-nutritive sucking (NNS) and ASI (Air Susu Ibu or Breast Milk) on oral responses to acute pain in the neonate when invasive actions were performed. The benefits of research as evidence-based practiced about administering NNS and ASI orally to pain responses in neonates when experiencing pain. The research design uses experimental nonequivalent control group before and after design. The population of all neonates admitted to Dr. Soekardjo Tasikmalaya, with a total sample of 30 respondents consisting of 15 ASI respondents and 15 respondents for the NNS group. Pain assessments instruments CRIES (Crying, Requiring an increase in oxygen, Increased vital sign, Expression, Sleeplessness) was applied. Data analysis used non parametric tests Mann Whitney and Wilcoxon. The results of the study showed no significant differences in pain response before and after the intervention (p-value 0.236). It was suggested that nurses can improve health education for parents to be able to provide breastfeeding during treatment, especially when the baby receives invasive action
    Matched MeSH terms: Milk, Human
  9. Tengku AT, Wan AM, Zaharah S, Rohana AJ, Nik Normanieza NM
    Malays J Nutr, 2012 Apr;18(1):15-25.
    PMID: 23717858 MyJurnal
    Despite evidence from various studies on exclusive breastfeeding (EBF) being best for infants, many women do not or are unable to practise EBF. This study aimed to examine perceptions on EBF and its influencing factors among a sample of Malay women in rural and urban areas in Kelantan, Malaysia.
    Matched MeSH terms: Milk, Human
  10. Omar, K.
    MyJurnal
    A cross-sectional study using structured questionnaires was conducted to determine the level of knowledge, attitude and practice on breast-feeding among working mothers. A total of 200 working mothers who attended the Child Health Clinics in Temerloh, for their chil-dren's third DPT/Polio vaccination were interviewed. Eighty-nine percent of the mothers successfully initiat-ed breast-feeding. However, there was a rapid decline in breast-feeding each month especially during the period when the mothers returned to work. Only 33.5% of the mothers had at least one experience in expressing and feeding expressed breast milk to their babies and only 47% reported that they had been taught by health work-ers. The mothers scored highest on the 'benefits of breast-feeding' with a mean knowledge score of 77.9% and lowest on "storage of expressed breast milk" (35.4%). Overall the mothers showed a positive attitude towards breast-feeding. The two main reasons given for stopping breast-feeding were "work" (61.4%) and "insufficient milk" (57.9%). In conclusion, other areas of breast-feeding besides benefits such as "expressing and storing breast milk" and "how" to practise breast-feeding while working away from home are also impor-tant for working mothers.
    Matched MeSH terms: Milk, Human
  11. Ram, S.P., Zabidi Azhar M Hussin
    MyJurnal
    Two active interventions were carried out in order to encourage breast feeding of low birth weight (LBW) neonates who were admitted to the neonatal intensive care unit (NICU), Universiti Sains Malaysia. These were the establishment of (a) an effective transport system for conveying expressed breast milk (EBM) from the motherk home to the neonatal intensive care unit and (b) providing rooming-infacilities in the neonatal ward. The EBM was transported by a male health assistant, by the parents themselves or by the local bus company. A total of 473 babies were admitted from April 1994 to September 1995. Thirty-three babies weighed between 540-1000g and 440 were between 1001-2000g. A total of 226 (47.8%) babies were given mixed formula (less than 20% of daily needs) and EBM feeds (Group A) and 247 (52.2%) were given only formula feeds (Group B). A total of 79 babies died of which 5 were in Group A and 74 were in group B. (P value is 0.00). In Group A, 45 babies had clinical sepsis, 9 of whom were blood culture positive. Four of these babies died. In group B, out of 108 babies with clinical sepsis 36 were blood culture positive. 29 died because of the sepsis This study shows that by providing an effective transport system for breast milk expressed at home and the availability of roomingfacilities in the neonatal ward a significant number of LBW babies admitted to the NICU continue to receive their mothers' milk. The incidence of nosocomial sepsis and the over all mortality due to sepsis was significantly higher in those on full formulafeeding compared to those given mixed formula and expressed breast milk.
    Matched MeSH terms: Milk, Human
  12. Nazatul, S.B., Ruby, H.
    JUMMEC, 2009;12(2):70-73.
    MyJurnal
    The exclusive breastfeeding rate in Malaysia is very low. However in recent years the awareness of breastfeeding among mothers has increased. A preliminary qualitative research was carried out on these motivated mothers. The objective of this study was to understand the challenges encountered by breastfeeding mothers and to explore the support and motivation received by them. Information from the motivated mothers was obtained from focus group discussion. Some obstacles faced by the mothers were lack of knowledge on breastfeeding and lack of support from health professionals, parents and siblings. Facilities to express breast milk while at work were not readily available. The main motivation to breastfeed came from the mother herself and support from the husband. A holistic approach must be used to help mothers to continue breastfeeding. This includes breastfeeding promotion and education, setting up more Baby Friendly Hospitals, availability of breastfeeding support groups and provision of enough breastfeeding facilities at work and public places.
    Matched MeSH terms: Milk, Human
  13. Mohd Hasni Jaafar
    MyJurnal
    Dioxins are a most toxic compound ever studied by human until today. Their significant health effects involved all ranges of age, including infants due to exposure to contaminated breast milk. The objective of the study was to appraise the status of dioxin contamination in breast milk among postnatal mothers live in urban and suburban areas in Klang Valley. It was conducted as a cross sectional study involving 101 postnatal mothers who came for their infant second hepatitis B vaccination. The samples were analysed using High Resolution Gas Chromatography (HRGC) following the USEPA Method 8290. About 70.3% of the samples were found detected with dioxin congeners. More suburban mothers have positive breast milk dioxins compared to urban mothers, 100.0% and 67.0% respectively. Significant associated factors include high fat daily intake (p=0.013), high milk daily intake (p= 0.044), high meat daily intake (p=0.001), body mass index more than 30 kg/m2 (p=0.005), and body fat % of more than 26% (p=0.046). In conclusion, amount daily intake of fat diet, meat, milk, body mass index and body fat are significant associated factors for the present of dioxins in breast milk among postnatal mothers in Klang Valley. More suburban mothers contain dioxins in their breast milk, which poses higher risk of health problems among their infants. A comprehensive study need to be conducted and regular followup need to be established in monitoring the future severity of maternal breast milk contamination to ensure the health of the next generations.
    Matched MeSH terms: Milk, Human
  14. Dugdale AE
    Br J Nutr, 1971 Nov;26(3):423-32.
    PMID: 5171959
    Matched MeSH terms: Milk, Human
  15. Ay, Eeng Tan, Wai, Kwong Choong, Pooi, Yan Leong, Wei, Mui Ng, Soon, Leong Yong
    Medicine & Health, 2008;3(1):30-37.
    MyJurnal
    This is a cross-sectional study on 218 pregnant mothers in an urban government Hospital.The study aimed to assess knowledge, attitudes and sources of information on breastfeeding. The results could be utilised to promote breastfeeding. Almost all the respondents (96.8%) intended to breastfeed their newborns. Most of them (74.8%) were knowledgeable about breastfeeding i.e. colostrum and breast milk was the best food, good for resistance against disease and allergy, filling up stomach easily, helpful in teeth development and maternal recovery after birth, increased bonding, was easy and economical. The two main misconceptions were mothers would stop breastfeeding when infant or mother was sick, and giving clear fluid to the exclusively breastfed infants to prevent dehydration. Most mothers (83.9%) responded positively towards breastfeeding i.e. it was easier than infant formula, had no negative effect on marital relationship or family care, would commence breastfeeding straight after delivery, agreeable to the banning of bottles and teats in hospital and they would not stop breastfeeding even if husband discouraged them. Only 56.9% of the mothers believed they could breastfeed their babies with modesty anywhere. The main sources of information were attained from the mass media (34.9%), antenatal class (32.1%) and other mothers with breastfeeding experiences.
    Matched MeSH terms: Milk, Human
  16. Firmansyah A, Chongviriyaphan N, Dillon DH, Khan NC, Morita T, Tontisirin K, et al.
    Asia Pac J Clin Nutr, 2016 Dec;25(4):652-675.
    PMID: 27702710 DOI: 10.6133/apjcn.092016.02
    Inulin-based prebiotics are non-digestible polysaccharides that influence the composition of the gut microbiota in infants and children, notably eliciting a bifidogenic effect with high short chain fatty acid levels. Inulin, a generic term that comprises β-(2,1)-linked linear fructans, is typically isolated from the chicory plant root, and derivatives such as oligofructose and long chain inulin appear to have different physiological properties. The first 1000 days of a child's life are increasingly recognized as a critical timeframe for health also into adulthood, whereby nutrition plays a key role. There is an ever increasing association between nutrition and gut microbiota composition and development, with life health status of an individual. This review summarizes the latest knowledge in the infant gut microbiota from preterms to healthy newborns, as well as in malnourished children in developing countries. The impact of inulin or mixtures thereof on infants, toddlers and young children with respect to intestinal function and immunity in general, is reviewed. Possible benefits of prebiotics to support the gut microbiome of malnourished infants and children, especially those with infections in the developing world, are considered, as well as for the pregnant mothers health. Importantly, novel insights in metabolic programming are covered, which are being increasing recognized for remarkable impact on long term offspring health, and eventual potential beneficial role of prebiotic inulins. Overall increasing findings prompt the potential for gut microbiota-based therapy to support health or prevent the development of certain diseases from conception to adulthood where inulin prebiotics may play a role.
    Matched MeSH terms: Milk, Human
  17. Arivalagan P, Husain MS, Subramaniam K, Kaslan MRM
    Med J Malaysia, 2019 Oct;74(5):454-455.
    PMID: 31649231
    Neonatal death due to inborn error of metabolism (IEM) is rare in Malaysia. We report a sudden neonate death just a few hours after being discharged from the hospital. The deceased was a two-day-old baby boy and was asymptomatic until his demise. He was fed with expressed breast milk and formula milk. Autopsy revealed fatty changes of the liver and an enlarged heart. Laboratory investigation confirmed very long chain Acyl-CoA dehydrogenase deficiency which resulted in his death. Autopsy of sudden unexpected death in neonate should include investigation for inborn error of metabolism. Fatty liver and enlarged heart could give a clue for the diagnosis.
    Matched MeSH terms: Milk, Human
  18. Su LL, S K TC, Lim SL, Chen Y, Tan EA, Pai NN, et al.
    Ann Acad Med Singap, 2010 Sep;39(9):675-5.
    PMID: 20957301
    INTRODUCTION: Breast milk fatty acids play a major role in infant development. However, no data have compared the breast milk composition of different ethnic groups living in the same environment. We aimed to (i) investigate breast milk fatty acid composition of three ethnic groups in Singapore and (ii) determine dietary fatty acid patterns in these groups and any association with breast milk fatty acid composition.

    MATERIALS AND METHODS: This was a prospective study conducted at a tertiary hospital in Singapore. Healthy pregnant women with the intention to breastfeed were recruited. Diet profile was studied using a standard validated 3-day food diary. Breast milk was collected from mothers at 1 to 2 weeks and 6 to 8 weeks postnatally. Agilent gas chromatograph (6870N) equipped with a mass spectrometer (5975) and an automatic liquid sampler (ALS) system with a split mode was used for analysis.

    RESULTS: Seventy-two breast milk samples were obtained from 52 subjects. Analysis showed that breast milk ETA (Eicosatetraenoic acid) and ETA:EA (Eicosatrienoic acid) ratio were significantly different among the races (P = 0.031 and P = 0.020), with ETA being the highest among Indians and the lowest among Malays. Docosahexaenoic acid was significantly higher among Chinese compared to Indians and Malays. No difference was demonstrated in n3 and n6 levels in the food diet analysis among the 3 ethnic groups.

    CONCLUSIONS: Differences exist in breast milk fatty acid composition in different ethnic groups in the same region, although no difference was demonstrated in the diet analysis. Factors other than maternal diet may play a role in breast milk fatty acid composition.

    Matched MeSH terms: Milk, Human/chemistry*
  19. Sudaryanto A, Kunisue T, Tanabe S, Niida M, Hashim H
    Arch Environ Contam Toxicol, 2005 Oct;49(3):429-37.
    PMID: 16132420
    This study determined the concentrations of polychlorinated dibenzo-p-dioxins/dibenzofurans (PCDD/Fs), polychlorinated biphenyls (PCBs), organochlorine (OC) pesticides, and tris(4-chlorophenyl) methane (TCPMe) in human breast milk samples collected in 2003 from primipara mothers living in Penang, Malaysia. OCs were detected in all the samples analyzed with DDTs, hexachlorocyclohexane isomers (HCHs), and PCBs as the major contaminants followed by chlordane compounds (CHLs), hexachlorobenzene (HCB), and TCPMe. The residue levels of DDTs, HCHs, and CHLs were comparable to or higher than those in general populations of other countries, whereas PCBs and HCB were relatively low. In addition, dioxins and related compounds were also detected with a range of dioxin equivalent concentrations from 3.4 to 24 pg-TEQs/g lipid wt. Levels of toxic equivalents (TEQs) were slightly higher than those in other developing countries but still much lower than those of industrialized nations. One donor mother contained a high TEQs level, equal to the mean value in human breast milk from Japan, implying that some of the residents in Malaysia may be exposed to specific pollution sources of dioxins and related compounds. No association was observed between OCs concentrations and maternal characteristics, which might be related to a limited number of samples, narrow range of age of the donor mothers, and/or other external factors. The recently identified endocrine disrupter, TCPMe, was also detected in all human breast milk samples of this study. A significant positive correlation was observed between TCPMe and DDTs, suggesting that technical DDT might be a source of TCPMe in Malaysia. The present study provides a useful baseline for future studies on the accumulations of OCs in the general population of Malaysia.
    Matched MeSH terms: Milk, Human/chemistry*
  20. Hassan Z, Mustafa S, Rahim RA, Isa NM
    In Vitro Cell Dev Biol Anim, 2016 Mar;52(3):337-348.
    PMID: 26659392 DOI: 10.1007/s11626-015-9978-8
    Development of tumour that is resistant to chemotherapeutics and synthetic drugs, coupled with their life-threatening side effects and the adverse effects of surgery and hormone therapies, led to increased research on probiotics' anticancer potentials. The current study investigated the potential of live, heat-killed cells (HKC) and the cytoplasmic fractions (CF) of Enterococcus faecalis and Staphylococcus hominis as anti-breast cancer agents. MCF-7 cell line was treated with 25, 50, 100 and 200 μg/mL each of live, HKC and CF of the bacteria; and cytotoxicity was evaluated for 24, 48 and 72 h using MTT assay. The morphological features of the treated cells were examined by fluorescence microscopy. The stage of cell cycle arrest and apoptosis were quantified by flow cytometry. The bacterial effect on non-malignant breast epithelial cell line, MCF-10A, was assessed using MTT assay for 24, 48 and 72 h. All the three forms of the bacteria caused a significant decrease in MCF-7 (up to 33.29%) cell proliferation in concentration- and time-dependent manner. Morphological features of apoptosis like cell death, cell shrinkage and membrane blebbing were observed. Flow cytometry analyses suggested that about 34.60% of treated MCF-7 was undergoing apoptosis. A strong anti-proliferative activity was efficiently induced through sub-G1 accumulation (up to 83.17%) in treated MCF-7 and decreased number in the G0/G1 phase (74.39%). MCF-10A cells treated with both bacteria showed no significant difference with the untreated (>90% viability). These bacteria can be used as good alternative nutraceutical with promising therapeutic indexes for breast cancer because of their non-cytotoxic effects to normal cells.
    Matched MeSH terms: Milk, Human/microbiology*
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