Publications by authors named "Venter C"

Background: Postoperative patients' risk for developing venous thromboembolism (VTE) can be predicted using the adapted Caprini risk assessment model which informs administration of postoperative VTE prophylaxis. The study aimed to assess the appropriateness of postoperative VTE prophylaxis of patients according to the adapted Caprini scores and investigate whether a patient's HIV status influenced postoperative VTE prophylaxis administration.

Methods: This cohort study included patients who had elective or urgent surgery at a tertiary hospital, Bloemfontein.

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Introduction: Diet diversity (DD) in infancy may be protective for early food allergy (FA) but there is limited knowledge about how DD incorporating consumption frequency influences FA risk.

Methods: Three measures of DD were investigated in 2060 infants at 6 and/or at 9 months of age within the NorthPop Birth Cohort Study: a weighted DD score based on intake frequency, the number of introduced foods, and the number of introduced allergenic foods. In multivariable logistic regression models based on directed acyclic graphs, associations to parentally reported physician-diagnosed FA at age 9 and 18 months were estimated, including sensitivity and stratified analyses.

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The expansion of alternative food industries, including cultured meat, is often promoted as a strategy to reduce environmental pollution, particularly greenhouse gas emissions. However, comprehensive data on the environmental impacts of these industries remains limited. This study examines the environmental impacts of traditional meat and meat substitute production, highlighting their respective advantages and disadvantages.

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This study was conducted to investigate the recent research trends of alternative protein foods being developed to replace traditional livestock foods and thus determine the current state of the technology and the potential for industrialization. The results of this study showed that the technology related to cultured meat has not yet reached industrialization. However, serum-free media development, technologies to improve culture efficiency, and technologies to improve taste and flavor are being researched.

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Background: Adverse food reactions include food allergy (FA; immune-mediated) and food intolerances (non-immune-mediated). FA are classified into IgE- and non-IgE-mediated FA. There is limited information available about changes in FA prevalence over time.

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Allergic diseases including food allergy, atopic dermatitis, asthma, and allergic rhinitis are increasing. Nutritional intake may play a role in this increase. Systematic reviews indicate that intake of specific nutrients and foods does not prevent allergic diseases.

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Owing to their rapid cooling rate and hence loss-limited propagation distance, cosmic-ray electrons and positrons (CRe) at very high energies probe local cosmic-ray accelerators and provide constraints on exotic production mechanisms such as annihilation of dark matter particles. We present a high-statistics measurement of the spectrum of CRe candidate events from 0.3 to 40 TeV with the High Energy Stereoscopic System, covering 2 orders of magnitude in energy and reaching a proton rejection power of better than 10^{4}.

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This Anaphylaxis Manifesto calls on communities to prioritise 10 practical actions to improve the lives of people at risk of serious allergic reactions. The Global Allergy and Asthma European Network and the European Federation of Allergy and Airways Diseases Patients' Associations (EFA) compiled patient-centric priorities. We used qualitative consensus methods, research evidence and feedback from over 200 patient groups, stakeholder organisations and healthcare professionals.

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Cow's milk allergy (CMA) remains one of the most common and complex paediatric food allergies. In the last decade, our understanding has advanced in terms of immunoglobulin E (IgE)-mediated CMA and focus is now also paid to non-IgE-mediated CMA, particularly in some Western countries where incidence rates are high. We have had significant progress in the last 10 years in relation to our understanding of existing supportive tests for IgE-mediated CMA, with the advancement of newer tests, such as the basophil activation test (BAT), which have shown great promise.

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The alternative meat industry, which aims to replace traditional livestock products, is experiencing growth. However, information regarding this industry remains limited, and plant-based meat analogs that have already entered the market are not growing as rapidly as initially anticipated. Moreover, the traditional livestock industry has significant concerns that the growth of meat analogs will encroach upon the livestock market and strongly opposes the approval of cultured meat and other meat analogs.

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Article Synopsis
  • - Food Protein-Induced Enterocolitis (FPIES) is a type of food allergy that occurs primarily in children and is characterized by symptoms such as delayed vomiting, lethargy, and pale skin, typically emerging 1-4 hours after consuming the allergen.
  • - Despite increasing recognition of FPIES, its exact causes remain unknown, and there are no specific tests to diagnose or track the condition's progress.
  • - A recent workshop by the National Institute of Allergy and Infectious Diseases (NIAID) focused on FPIES, discussing current understanding, research gaps, and future priorities for improving diagnosis and management.
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Background/objectives: An adapted version of an online pictorial food frequency questionnaire (FFQ), VioScreen-Allergy, assesses total dietary intake and intake of allergens and foods in the maternal diet index (MDI), linked to offspring allergy. This study assessed intermethod reliability, test-retest reliability, and external validity of the VioScreen-Allergy.

Methods: Females of childbearing age were recruited at Denver Health and Children's Hospital, Colorado, USA, and were asked to complete four 24 h recalls and two VioScreen-Allergy FFQs over the course of a month.

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Article Synopsis
  • IgE-mediated food allergies are the most common type, causing quick and serious reactions that affect patients' and caregivers' lives.
  • Omalizumab is a humanized monoclonal antibody that binds to IgE, reducing allergic reactions, and has been approved by the FDA for treating these food allergies.
  • The GALEN ANACARE Consensus Statement supports omalizumab's use based on a systematic review and expert agreement, noting it is currently the only drug that can significantly reduce IgE-mediated food allergic reactions, although more evidence is needed for stronger guideline recommendations.
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This European Academy of Allergy and Clinical Immunology (EAACI) guideline provides recommendations for the management of IgE-mediated food allergy and was developed using the Grading of Recommendations, Assessment, Development and Evaluations (GRADE) approach. Following the confirmation of IgE-mediated food allergy diagnosis, allergen avoidance and dietary advice (with support of a specialised dietitian, if possible) together with the provision of a written treatment plan, education on the recognition of allergic symptoms and prescription of medication including adrenaline using an auto-injector are essential. Patients with significant anxiety and requirement for coping strategies may benefit from support from a clinical psychologist.

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Purpose: This exploratory study investigates the possible relationship between inflammation and thrombosis in cervical cancer patients in South Africa, highlighting the need for improved thrombotic risk profiling.

Methods: Thromboelastography (TEG) was used to assess coagulation parameters in platelet-poor plasma (PPP) from a small cohort of late-stage (III and IV) cervical cancer patients (n = 19) and healthy controls (n = 15). Parameters assessed included clotting time, clot formation speed, and clot strength.

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Background: Cow's milk allergy (CMA) is the most complex and common food allergy in infants. Elimination of cow's milk from the diet and replacement with a specialized formula for infants with cow's milk allergy who cannot be breastfed is an established approach to minimize the risk of severe allergic reactions while avoiding nutritional deficiencies. Given the availability of multiple options, such as extensively hydrolyzed cow's milk-based formula (eHF-CM), aminoacid formula (AAF), hydrolyzed rice formula (HRF), and soy formula (SF), there is some uncertainty regarding which formula might represent the most suitable choice with respect to health outcomes.

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Article Synopsis
  • Food allergies and asthma pose significant challenges to both individual health and health care systems globally.
  • There are established management protocols for asthma and new oral immunotherapy options for food allergies, but patient adherence to these treatments is often low.
  • The review emphasizes the importance of collaboration among health care professionals to improve adherence and overall patient outcomes in managing these conditions.
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Background: Consumption of ultra-processed foods [UPFs] may be associated with negative health outcomes. Limited data exist regarding the potential role of UPFs in the occurrence of allergic diseases. The underlying mechanisms underpinning any such associations are also poorly elucidated.

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Cow's milk allergy (CMA) is one of the most common presentations of food allergy in early childhood. Management of CMA involves individualized avoidance of cow's milk and other mammalian milk and foods containing these. Optimal elimination of cow's milk avoidance includes: label reading; information about safe and nutritious substitute foods; appropriate choice of infant formula or a plant-based food; establishing tolerance to baked milk and monitoring nutritional intake and growth.

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Article Synopsis
  • Malnutrition, especially involving protein and micronutrient deficiencies, is often seen in individuals with allergic conditions like dermatitis and asthma, which can worsen allergic sensitization.
  • Deficiencies can lead to increased Th2 inflammation, causing the immune system to respond in ways that limit nutrient absorption as if the body is fighting an infection.
  • The review discusses how allergens can bind to nutrients, affecting their availability and potentially triggering allergies, while also highlighting that in nutrient-rich situations, these same allergens can support immune health.
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  • The study explored the link between maternal diet during pregnancy and infant diet diversity on the development of allergic diseases in children.
  • It used medical records and self-reported diet information to analyze the risk of various allergies between ages 1 and 4.
  • Findings showed that both better maternal diets and diverse infant diets at 1 year are associated with a lower risk of allergic diseases, highlighting important areas for preventive health strategies.
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