Elizabeth Carpenter

ORCID: 0000-0002-3056-3336
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About
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Research Areas
  • Infant Nutrition and Health
  • Diet and metabolism studies
  • Immune Cell Function and Interaction
  • Neuroendocrine regulation and behavior
  • Regulation of Appetite and Obesity
  • Immune Response and Inflammation
  • Gut microbiota and health
  • Muscle metabolism and nutrition
  • Probiotics and Fermented Foods
  • Neuroscience of respiration and sleep
  • Immunotherapy and Immune Responses
  • Clostridium difficile and Clostridium perfringens research
  • Milk Quality and Mastitis in Dairy Cows
  • Biochemical Analysis and Sensing Techniques
  • Proteins in Food Systems
  • Digestive system and related health
  • Nitric Oxide and Endothelin Effects
  • Advanced Glycation End Products research
  • Microencapsulation and Drying Processes
  • Microbial Metabolites in Food Biotechnology
  • Plant Virus Research Studies
  • Polysaccharides Composition and Applications
  • Dermatology and Skin Diseases
  • Tuberculosis Research and Epidemiology
  • T-cell and B-cell Immunology

DairyNZ
2018-2022

AgResearch
2006-2009

Massey University
1995-1998

Health Research Council of New Zealand
1987

Production of infant formulas involves high temperature processing for microbiological safety. However, heat processes generate Advanced Glycation End-products (AGEs), including Nε-carboxymethyllysine (CML) formed between lysine and lactose. Formulas manufactured from cow or goat milk, with without whey adjustment, hydrolysates proteins, were tested CML levels using a commercially available ELISA kit. concentrations ranged 2 to 210 µg/g protein in containing intact proteins. Median up 3-fold...

10.1016/j.foodchem.2018.09.069 article EN cc-by-nc-nd Food Chemistry 2018-09-11

Cellular responses of a group cattle immunized subcutaneously with low dose Mycobacterium bovis bacille Calmette-Guerin vaccine (BCG) were measured in vitro and compared nonimmunized control animals. PBMC taken from animals proliferated produced IFN-gamma the presence M. BCG culture filtrate proteins. The addition to BCG-infected autologous macrophages also resulted secretion IFN-gamma. In contrast, comparatively over period study. experiments study interaction non-adherent lymphocytes...

10.1038/icb.1997.86 article EN Immunology and Cell Biology 1997-12-01

Fortified milk drinks are predominantly manufactured from bovine (cow) sources. Alternative formulations include those prepared with hydrolysed proteins or alternate bovidae species, such as caprine (goat) milk. Currently, there is little data on protein digestive and metabolic responses following ingestion of fortified drinks. To examine the to commercially-available milks, young adults (n = 15 males: females), in a randomised sequence, ingested isonitrogenous quantities whole cow-protein...

10.3390/nu10101492 article EN Nutrients 2018-10-12

Goat and cow milk share similar protein lipid content, yet goat forms softer curds during stomach digestion.

10.1039/d0fo01862g article EN Food & Function 2020-01-01

Nitric oxide (NO) production was evaluated in macrophages isolated from Mycobacterium bovis bacille Calmette‐Guérin (BCG)‐immunized, and control non‐immunized, cattle. Incubation of M. BCG‐infected with recombinant bovine IFN‐γ led to increased nitrite levels culture supernatants. It also demonstrated that NO by autologous a linear relationship the number antigen‐specific lymphocytes added cultures. The elevated were associated secretion. Treatment cultures inhibitor, N ‐monomethyl l...

10.1046/j.1440-1711.1998.00760.x article EN Immunology and Cell Biology 1998-07-01

Adjustment of protein content in milk formulations modifies and energy levels, ensures amino acid intake affects satiety. The shift from the natural whey:casein ratio ~20:80 animal is oftentimes done to reflect 60:40 human milk. Studies show that 20:80 versus milks differently affect glucose metabolism hormone release; these data parallel model findings. It unknown whether adjustment appetite brain processes related food intake. In this set studies, we focused on impact vs. feeding-related...

10.3390/foods10030658 article EN cc-by Foods 2021-03-19

Goat and cow milk differed in their effects on gut microbiota composition metabolism following antibiotic-induced dysbiosis rats.

10.1039/d0fo02950e article EN Food & Function 2021-01-01

Goat's (GM) and cow's milk (CM) are dietary alternatives with select health benefits shown in human animal studies. Surprisingly, no systematic analysis of palatability or preference for GM vs. CM has been performed to date. Here, we present a comprehensive investigation short-term intake profiles laboratory mice rats. We studied consumption no-choice choice scenarios, including meal microstructure, by using isocaloric milks milk-enriched solid diets. Feeding results accompanied qPCR data...

10.3390/nu11040720 article EN Nutrients 2019-03-28

Objectives: Our goals were to determine whether a bovine milk product containing anti– Candida albicans immunoglobulin A antibodies (“immune milk”) could reduce the adherence of C voice prosthesis silicone in vitro, and administration colonization damage vivo. Methods: An vitro assay attachment was developed with radiolabeled albicans. pilot crossover vivo trial, over 3 periods months, also undertaken for 4 patients prostheses, comparing daily administrations immune control product. The...

10.1177/000348941212100111 article EN Annals of Otology Rhinology & Laryngology 2012-01-01

The natural 20:80 whey:casein ratio in cow's milk (CM) for adults and infants is adjusted to reflect the 60:40 of human milk, but feeding metabolic consequences this adjustment have been understudied. In adult subjects, CM differently affects glucose metabolism hormone release than CM. laboratory animals, whey-adapted goat's consumed larger quantities. It unknown whether whey enhancement would similar on appetite it affect feeding-relevant brain regulatory mechanisms. set studies utilizing...

10.3390/foods11020141 article EN cc-by Foods 2022-01-06

A free essential amino acid, L-tryptophan (TRP), administered through a diet or directly into the gut, decreases food intake by engaging neural mechanisms. The ability of intragastric TRP to cross general circulation and blood-brain barrier, at least partly underlies hypophagia. It is unclear although, whether TRP's anorexigenic effects accompanying processes occur in absence initial action on gut mucosa. Here, we addressed this issue using fundamental approach examining intraperitoneally...

10.1097/wnr.0000000000001110 article EN Neuroreport 2018-08-07

Atopic dermatitis (AD) is a debilitating disease that disproportionately affects infants and young children considered the first step of atopic march—the age-related progression allergic disease. Consequently, there an urgent unmet need to elucidate root causes AD evaluate potential prevention mechanisms.

10.1016/j.jid.2022.03.006 article EN cc-by Journal of Investigative Dermatology 2022-03-15

first_page settings Order Article Reprints Font Type: Arial Georgia Verdana Size: Aa Line Spacing:  Column Width:  Background: Open AccessAbstract Animal Model of Antibiotic Induced Gut Microbiota Dysbiosis † by Christine A. Butts 1,*, Gunaranjan Paturi 2, Halina Stoklosinski 1, Sheridan Martell Duncan Hedderley 1 and Elizabeth Carpenter 3 New Zealand Institute for Plant Food Research Ltd., Palmerston North 4474, 2 Research, Auckland 1025, Dairy Goat Co-operative (NZ) Hamilton 3240, *...

10.3390/proceedings2019008011 article EN cc-by 2019-03-05

Culture filtrates derived from a Mycobacterium bovis cosmid library in smegmatis were screened for T cell antigens. Recognition and reactivity measured by the levels of lymphocyte proliferation gamma interferon (IFN-gamma) produced when culture incubated with peripheral blood mononuclear cells (PBMC) taken cattle immunised M. BCG. The screening system was optimised to distinguish between secreted antigens normal proteins. From ten screened, two identified that induced IFN-gamma production....

10.1080/00480169./1995.35921 article EN New Zealand Veterinary Journal 1995-12-01
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