A33 LACTOBACILLUS GG AS PROBIOTIC FOR PREVENTION OF NECROTIZING ENTEROCOLITIS OR LATE ONSET SEPSIS IN PRETERM INFANTS: AN UPDATED META-ANALYSIS

2013 ◽  
Vol 89 ◽  
pp. S84
Author(s):  
M. Meyer ◽  
P. Manzoni
2021 ◽  
Author(s):  
xia ouyang ◽  
changyi yang ◽  
wenlong xiu ◽  
yanhua hu ◽  
susu mei ◽  
...  

Abstract BackgroundOropharyngeal administration of colostrum (OAC) may provide immunoprotective and anti-inflammatory effects that potentially reduce the incidence of necrotizing enterocolitis (NEC) and late-onset sepsis (LOS) and improve short-term outcomes.ObjectiveTo evaluate the role of OAC in the early prevention of NEC and LOS in preterm infants with gestational age (GA) ≤ 32 weeks.MethodsA randomized, placebo-controlled trial was conducted in a 40-bed tertiary neonatal intensive care unit (NICU) in China. Preterm infants with GA ≤ 32 weeks were divided randomly into an OAC group, which received 0.4 ml maternal colostrum smearing via the oropharyngeal route every 3 hours for 10 days beginning within the first 48 hours after birth, and a control group, which received normal saline instead. Data from the two groups were collected and compared.ResultsA total of 127 patients in the OAC group and 125 patients in the control group were finally enrolled. The incidence of NEC (Bell stage 2 or 3) and LOS was lower in the OAC group [2.4% vs. 10.4%, χ2 = 6.845, ༰=0.009; 4.7% vs. 13.6%, χ2 = 5.983, ༰=0.014]. In addition, the incidence of intraventricular hemorrhage (IVH) (stage 3 or 4) was lower [1.6% vs. 7.2%,χ2 = 4.775, ༰=0.029], and the time of achieving full enteral feeding was shorter [ 22.0 days vs. 25.0 days༌Z = 6༌424.500༌P = 0.009)] in the OAC group. No cases of adverse reactions were observed in either group.ConclusionsOAC is a safe and simple NICU procedure that yields a potential advantage in decreasing the incidence of NEC, LOS, and severe IVH and shortening the time to achieve full enteral feeding in preterm infants with GA ≤ 32 weeks.Trial registrationChinese Clinical Trial Registry, ChiCTR1900023697, Registered 8 June 2019, Retrospectively registered, http://www.chictr.org.cn/edit.aspx? pid = 39398


2020 ◽  
Vol 48 (9) ◽  
pp. 030006052095227
Author(s):  
Na Cai ◽  
Wenting Fan ◽  
Min Tao ◽  
Wei Liao

Objective This study aimed to examine the clinical value of a decrease in hemoglobin concentration (HC) after the onset of sepsis for predicting occurrence of necrotizing enterocolitis (NEC) in preterm infants with late-onset sepsis. Methods We performed a retrospective cohort study between January 2015 and January 2020. Premature neonates (gestational age <37 weeks) with late-onset sepsis (age >3 days) were enrolled. According to the degree of reduction in HC, neonates were divided into the non-decrease group, mild decrease group, and severe decrease group. Demographic data, perinatal conditions, blood cell count analysis, blood culture, and treatment measures were compared. Results Eighty premature infants with sepsis were studied. The mortality rate and incidence of NEC were significantly higher in the severe decrease group than in the non-decrease and mild decrease groups. Significant differences were observed in the decrease in HC, red blood cell transfusion, and ventilator application between the NEC and non-NEC groups. A significant decrease in HC was an independent risk factor for NEC in preterm infants with sepsis. Conclusion A significant decrease in HC is an independent risk factor for NEC and may predict the occurrence of NEC in preterm infants with sepsis.


Author(s):  
Abdul Razak ◽  
Asif Hussain

Abstract Objective To systematically review and meta-analyze the role of lactoferrin supplementation to prevent late-onset sepsis (LOS) in preterm infants. Study Design Database search include PubMed, Web of Science, and Cochrane central for randomized clinical trial (RCTs). The Cochrane Grading of Recommendations Assessment, Development, and Evaluation methodology was used for summarizing the results. Results Ten RCTs involving 3,679 infants were included. Lactoferrin supplementation with or without probiotics decreased all LOS (relative risk [RR]: 0.56; 95% confidence interval [CI]: 0.36–0.86; I 2 = 58%; 10 studies; 3,470 subjects; level of evidence [LOE]: low) significantly. Similarly, lactoferrin supplementation without probiotics decreased all LOS (RR: 0.43; 95% CI: 0.29–0.62; I 2 = 0%; 8 studies; 1,209 subjects; LOE: moderate) significantly. Lactoferrin supplementation did not significantly reduce necrotizing enterocolitis (RR: 0.62; 95% CI: 0.29–1.33; I 2 = 43%; 6 studies; 3,079 subjects; LOE: low), all-cause mortality (RR: 0.74; 95% CI: 0.36–1.53; I 2 = 53%; 8 studies; 3,395 subjects; LOE: very low), bronchopulmonary dysplasia (RR: 1; 95% CI: 0.90–1.13; I 2 = 0%; 4 studies; 2,570 subjects; LOE: moderate), and threshold retinopathy of prematurity eligible for surgical treatment (RR: 0.61; 95% CI: 0.25–1.51; I 2 = 74%; 2 studies; 2,481 subjects; LOE: very low). Conclusion Low to moderate quality evidence suggests that lactoferrin supplementation reduces LOS in preterm infants. Further research is needed to improve the certainty in the evidence.


mSphere ◽  
2018 ◽  
Vol 3 (3) ◽  
Author(s):  
Stephen Wandro ◽  
Stephanie Osborne ◽  
Claudia Enriquez ◽  
Christine Bixby ◽  
Antonio Arrieta ◽  
...  

ABSTRACTThe assembly and development of the gut microbiome in infants have important consequences for immediate and long-term health. Preterm infants represent an abnormal case for bacterial colonization because of early exposure to bacteria and frequent use of antibiotics. To better understand the assembly of the gut microbiota in preterm infants, fecal samples were collected from 32 very low birth weight preterm infants over the first 6 weeks of life. Infant health outcomes included health, late-onset sepsis, and necrotizing enterocolitis (NEC). We characterized bacterial compositions by 16S rRNA gene sequencing and metabolomes by untargeted gas chromatography-mass spectrometry. Preterm infant fecal samples lacked beneficialBifidobacteriumspp. and were dominated byEnterobacteriaceae,Enterococcus, andStaphylococcusorganisms due to nearly uniform antibiotic administration. Most of the variance between the microbial community compositions could be attributed to the baby from which the sample derived (permutational multivariate analysis of variance [PERMANOVA]R2= 0.48,P< 0.001), while clinical status (health, NEC, or late-onset sepsis) and overlapping times in the neonatal intensive care unit (NICU) did not explain a significant amount of variation in bacterial composition. Fecal metabolomes were also found to be unique to the individual (PERMANOVAR2= 0.43,P< 0.001) and weakly associated with bacterial composition (Mantel statisticr= 0.23 ± 0.05,P< 0.05). No measured metabolites were found to be associated with necrotizing enterocolitis, late-onset sepsis, or a healthy outcome. Overall, preterm infant gut microbial communities were personalized and reflected antibiotic usage.IMPORTANCEPreterm infants face health problems likely related to microbial exposures, including sepsis and necrotizing enterocolitis. However, the role of the gut microbiome in preterm infant health is poorly understood. Microbial colonization differs from that of healthy term babies because it occurs in the NICU and is often perturbed by antibiotics. We measured bacterial compositions and metabolomic profiles of 77 fecal samples from 32 preterm infants to investigate the differences between microbiomes in health and disease. Rather than finding microbial signatures of disease, we found that both the preterm infant microbiome and the metabolome were personalized and that the preterm infant gut microbiome is enriched in microbes that commonly dominate in the presence of antibiotics. These results contribute to the growing knowledge of the preterm infant microbiome and emphasize that a personalized view will be important to disentangle the health consequences of the preterm infant microbiome.


Nutrients ◽  
2017 ◽  
Vol 9 (8) ◽  
pp. 904 ◽  
Author(s):  
Arianna Aceti ◽  
Luca Maggio ◽  
Isadora Beghetti ◽  
Davide Gori ◽  
Giovanni Barone ◽  
...  

2016 ◽  
Vol 93 ◽  
pp. 9-16 ◽  
Author(s):  
Konrad Bochennek ◽  
Esther Fryns ◽  
Boris Wittekindt ◽  
Horst Buxmann ◽  
Andrea Quaiser ◽  
...  

PEDIATRICS ◽  
2016 ◽  
Vol 137 (3) ◽  
pp. e20153684 ◽  
Author(s):  
Shripada C. Rao ◽  
Gayatri K. Athalye-Jape ◽  
Girish C. Deshpande ◽  
Karen N Simmer ◽  
Sanjay K. Patole

2017 ◽  
Author(s):  
Stephen Wandro ◽  
Stephanie Osborne ◽  
Claudia Enriquez ◽  
Christine Bixby ◽  
Antonio Arrieta ◽  
...  

AbstractThe assembly and development of the gut microbiome in infants has important consequences for immediate and long-term health. Preterm infants represent an abnormal case for bacterial colonization because of early exposure to bacteria and frequent use of antibiotics. To better understand the assembly of the gut microbiota in preterm infants, fecal samples were collected from 32 very low birthweight preterm infants over the first six weeks of life. Infant health outcomes included healthy, late-onset sepsis, and necrotizing enterocolitis (NEC). We characterized the bacterial composition by 16S rRNA gene sequencing and metabolome by untargeted gas chromatography mass spectrometry. Preterm infant fecal samples lacked beneficial Bifidobacterium and were dominated by Enterobacteriaceae, Enterococcus, and Staphylococcus due to the near uniform antibiotic administration. Most of the variance between the microbial community compositions could be attributed to which baby the sample came from (Permanova R2=0.48, p<0.001), while clinical status (healthy, NEC, or late-onset sepsis), and overlapping time in the NICU did not explain a significant amount of variation in bacterial composition. Fecal metabolomes were also found to be unique to the individual (Permanova R2=0.43, p<0.001) and weakly associated with bacterial composition (Mantel statistic r = 0.23 ± 0.05 (p = 0.03 ± 0.03). No measured metabolites were found to be associated with necrotizing enterocolitis, late-onset sepsis or a healthy outcome. Overall, preterm infants gut microbial communities were personalized and reflected antibiotic usage.ImportancePreterm infants face health problems likely related to microbial exposures including sepsis and necrotizing enterocolitis. However, the role of the gut microbiome in preterm infant health is poorly understood. Microbial colonization differs from healthy term babies because it occurs in the NICU and is often perturbed by antibiotics. We measured bacterial compositions and metabolomic profiles of 77 fecal samples from thirty-two preterm infants to investigate the differences between microbiomes in health and disease. Rather than finding microbial signatures of disease, we found the preterm infant microbiome and metabolome were both personalized, and that the preterm infant gut microbiome is enriched in microbes that commonly dominate in the presence of antibiotics. These results contribute to the growing knowledge of the preterm infant microbiome and emphasize that a personalized view will be important to disentangling the health consequences of the preterm infant microbiome.


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