Publications by authors named "Peipei Lei"

Background: This dynamic nomogram model was developed to predict the probability of fetal loss in pregnant patients with systemic lupus erythematosus (SLE) with mild disease severity before conception.

Methods: An analysis was conducted on 314 pregnancy records of patients with SLE who were hospitalized between January 2015 and January 2022 at Shenzhen People's Hospital, and the Longhua Branch of Shenzhen People's Hospital. Data from the Longhua Branch of the Shenzhen People's Hospital were utilized as an independent external validation cohort.

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Objectives: The launch of state certification for community health workers (CHWs) in Massachusetts in 2018 aimed to promote and champion this critical workforce. However, concerns exist about unintentional adverse effects of certification. Given this, we conducted 2 cross-sectional surveys to evaluate this certification policy.

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Background: The desmopressin combined with anticholinergic agents for the treatment of nocturnal enuresis (NE) remains controversial. This meta-analysis assesses the efficacy and safety of desmopressin compared with desmopressin plus anticholinergic agents for the treatment of NE.

Methods: We searched MEDLINE, Embase, and Cochrane Controlled Trials Register databases for RCTs published for the treatment of NE.

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Introduction: The objective was to observe the expression of miR-23a-3p in the serum of patients with type 2 diabetic nephropathy (T2DN) and to explore its clinical significance.

Materials And Methods: 112 patients with type 2 diabetes were divided into a simple diabetes mellitus (NON) group, T2DN microalbuminuria (MIC) group, and T2DN macroalbuminuria (MAC) group, according to the urinary protein-creatinine ratio (uACR). Clinical data were collected, miR-23a-3p levels in serum were measured by quantitative reverse transcription polymerase chain reaction (qRT-PCR), and clinical parameters were measured by an automatic biochemical analyser; the influencing factors of diabetic kidney disease (DKD) and the correlation between miR-23a-3p expression and clinical parameters were analysed.

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Introduction: Despite numerous observational studies reporting a positive correlation between polyunsaturated fatty acids (PUFAs) and the risk of sepsis and mortality, the causation of such an association has yet to be firmly established. Thus, our study aimed to undertake the Mendelian randomization (MR) approach to scrutinize the potential causalities of PUFAs with sepsis and mortality risk.

Methods: We conducted the MR investigation using genome-wide association study (GWAS) summary statistics of PUFAs [including omega-3 fatty acids (omega-3), omega-6 fatty acids (omega-6), the ratio of omega-6 to omega-3 fatty acids (omega-6:3), docosahexaenoic acid (DHA), linoleic acid (LA)], sepsis, and sepsis mortality.

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Background: Professional certification of community health workers (CHWs) is a debated topic. Although intended to promote CHWs, certification may have unintended impacts given the grassroots nature of the workforce. As such, both intended effects and unintended adverse effects should be carefully evaluated.

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Critically ill patients are prone to a series of complications during early enteral nutrition (EEN), including gastrointestinal complications, infectious complications, metabolic complications, and mechanical complications, with an incidence of 30.5-65.7%, which attributes to prolonged hospitalization and increased mortality.

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Background: Spermatogenesis is the process by which male gametes are formed from spermatogonial stem cells and it is essential for the reliable transmission of genetic information between generations. To date, the dynamic transcriptional changes of defined populations of male germ cells in pigs have not been reported.

Results: To characterize the atlas of porcine spermatogenesis, we profiled the transcriptomes of ~ 16,966 testicular cells from a 150-day-old pig testis through single-cell RNA-sequencing (scRNA-seq).

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Background: Spermatogonial stem cells (SSCs), as tissue-specific stem cells, are capable of both self-renewal and differentiation and supporting the continual and robust spermatogenesis for male fertility. As a rare sub-fraction of undifferentiated spermatogonia, SSCs share most molecular markers with the progenitor spermatogonia. Thus, the heterogeneity of the progenitor cells often obscures the characteristics of stem cells.

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Background: Spermatogonial stem cells (SSCs) are capable of both self-renewal and differentiation to mature functional spermatozoa, being the only adult stem cells in the males that can transmit genetic information to the next generation. Porcine SSCs hold great value in transgenic pig production and in establishment of porcine models for regenerative medicine. However, studies and applications of porcine SSCs have been greatly hampered by the low number of SSCs in the testis as well as the lack of an ideal stable long-term culture system to propagate porcine SSCs perpetually.

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Despite its increasing popularity, little is known about the patient-centered medical home (PCMH) model in primary care settings serving homeless populations. Our objective was to understand how patient experience differs between a PCMH demonstration practice designed for homeless people in Massachusetts and other practices participating in the same statewide initiative. The study population included 194 homeless patients and 1,868 patients from comparison practices.

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