Stephanie Laura Hansen

Works (13)

Updated: July 8th, 2023 13:25

2010 article

Effect of dietary boron on physiological responses in growing steers inoculated with bovine herpesvirus type-1

Fry, R. S., Brown, T. T., Lloyd, K. E., Hansen, S. L., Legleiter, L. R., Robarge, W. P., & Spears, J. W. (2010, May 21). Research in Veterinary Science.

By: R. Fry n, T. Brown n, K. Lloyd n, S. Hansen n, L. Legleiter n, W. Robarge n, J. Spears n

author keywords: Boron; Cattle; BHV-1; Acute phase proteins; Cytokines; Plasma B
MeSH headings : Acute-Phase Reaction; Animal Feed / analysis; Animal Nutritional Physiological Phenomena; Animals; Body Temperature; Boron / pharmacology; Cattle; Cytokines / blood; Diet / veterinary; Dietary Supplements; Dose-Response Relationship, Drug; Eating / drug effects; Herpesvirus 1, Bovine; Infectious Bovine Rhinotracheitis / immunology; Male; Time Factors; Weight Gain / drug effects
topics (OpenAlex): Herpesvirus Infections and Treatments; T-cell and Retrovirus Studies; Peanut Plant Research Studies
TL;DR: Dairy B did not affect the duration and severity of clinical signs of BHV-1 and had minimal effects on plasma acute phase proteins and cytokines and Supplementation of B increased plasma B concentrations in a dose-responsive manner. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
2. Zero Hunger (Web of Science)
3. Good Health and Well-being (OpenAlex)
Source: Web Of Science
Added: August 6, 2018

2010 article

High dietary iron reduces transporters involved in iron and manganese metabolism and increases intestinal permeability in calves

Hansen, S. L., Ashwell, M. S., Moeser, A. J., Fry, R. S., Knutson, M. D., & Spears, J. W. (2010, February 1). Journal of Dairy Science, Vol. 93, pp. 656–665.

By: S. Hansen n, M. Ashwell n , A. Moeser n, R. Fry n, M. Knutson * & J. Spears n

author keywords: cattle; iron; manganese; metal transporter
MeSH headings : Animals; Body Weight / physiology; Cattle / metabolism; Cattle / physiology; Diet / veterinary; Duodenum / chemistry; Duodenum / drug effects; Gene Expression Regulation / drug effects; Heart / drug effects; Iron / analysis; Iron / blood; Iron / metabolism; Iron, Dietary / metabolism; Iron, Dietary / pharmacology; Liver / drug effects; Liver / metabolism; Male; Manganese / analysis; Manganese / blood; Manganese / metabolism; Membrane Transport Proteins / metabolism; Myocardium / chemistry; Oxidative Stress / drug effects
topics (OpenAlex): Iron Metabolism and Disorders; Plant Micronutrient Interactions and Effects; Trace Elements in Health
TL;DR: Feeding calves a diet high in Fe induced a signal cascade (hepcidin) designed to reduce absorption of Fe (via reduced protein expression of ferroportin and DMT1) in a manner similar to that reported in rodents. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2009 article

Age and Dietary Iron Affect Expression of Genes Involved in Iron Acquisition and Homeostasis in Young Pigs

Hansen, S. L., Trakooljul, N., Spears, J. W., & Liu, H.-C. (2009, December 17). Journal of Nutrition.

By: S. Hansen n, N. Trakooljul n, J. Spears n & H. Liu n

MeSH headings : Aging / genetics; Aging / physiology; Animals; Antimicrobial Cationic Peptides / genetics; Antimicrobial Cationic Peptides / metabolism; Cation Transport Proteins / genetics; Cation Transport Proteins / metabolism; Down-Regulation; Duodenum / metabolism; Gene Expression / drug effects; Hemoglobins / metabolism; Hepcidins; Homeostasis; Intestinal Absorption; Intestinal Mucosa / metabolism; Iron / blood; Iron / metabolism; Iron, Dietary / blood; Iron, Dietary / pharmacology; Iron-Binding Proteins / genetics; Iron-Binding Proteins / metabolism; Liver / metabolism; Male; Myocardium / metabolism; RNA, Messenger / metabolism; Receptors, Transferrin / genetics; Receptors, Transferrin / metabolism; Reverse Transcriptase Polymerase Chain Reaction; Scavenger Receptors, Class A / genetics; Scavenger Receptors, Class A / metabolism; Swine
topics (OpenAlex): Iron Metabolism and Disorders; Trace Elements in Health; Plant Micronutrient Interactions and Effects
TL;DR: New roles in Fe metabolism for several mineral metabolism-associated genes are indicated and some of these genes may be regulated in response to dietary Fe in pigs, suggesting age dependency of Fe metabolism in pigs. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2009 article

Bioaccessibility of iron from soil is increased by silage fermentation

Hansen, S. L., & Spears, J. W. (2009, May 15). Journal of Dairy Science.

By: S. Hansen n & J. Spears n

author keywords: bioavailability; cattle; iron; silage
MeSH headings : Abomasum / metabolism; Animals; Cattle; Fermentation / physiology; Intestinal Mucosa / metabolism; Iron / pharmacokinetics; Least-Squares Analysis; Rumen / metabolism; Silage / analysis; Soil / analysis; Time Factors; Zea mays / metabolism
topics (OpenAlex): Plant Micronutrient Interactions and Effects; Iron Metabolism and Disorders; Ruminant Nutrition and Digestive Physiology
TL;DR: It is suggested that soil contamination of harvested feeds before ensiling may represent a major source of bioavailable Fe in the diets of cattle. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2009 article

Iron Transporters Are Differentially Regulated by Dietary Iron, and Modifications Are Associated with Changes in Manganese Metabolism in Young Pigs

Hansen, S. L., Trakooljul, N., Liu, H.-C., Moeser, A. J., & Spears, J. W. (2009, June 18). Journal of Nutrition.

By: S. Hansen n, N. Trakooljul n, H. Liu n, A. Moeser n & J. Spears n

MeSH headings : Animals; Antimicrobial Cationic Peptides / metabolism; Cation Transport Proteins / genetics; Cation Transport Proteins / metabolism; Copper / metabolism; Dietary Supplements; Duodenum / metabolism; Gene Expression; Hemoglobins / metabolism; Hepcidins; Ion Transport / drug effects; Iron / metabolism; Iron, Dietary / pharmacology; Liver / metabolism; Male; Manganese / metabolism; Swine; Trace Elements / pharmacology; Weight Gain / drug effects
topics (OpenAlex): Iron Metabolism and Disorders; Trace Elements in Health; Plant Micronutrient Interactions and Effects
TL;DR: Fe deficiency in pigs increased gene expression of duodenal metal transporters and supplementation with H-Fe reduced expression of DMT1 and ZIP14, which may have decreased absorption of Mn. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2009 article

Proteins involved in iron metabolism in beef cattle are affected by copper deficiency in combination with high dietary manganese, but not by copper deficiency alone1

Hansen, S. L., Trakooljul, N., Liu, H.-C. S., Hicks, J. A., Ashwell, M. S., & Spears, J. W. (2009, October 10). Journal of Animal Science, Vol. 88, pp. 275–283.

By: S. Hansen n, N. Trakooljul n, H. Liu n, J. Hicks n, M. Ashwell n  & J. Spears n

author keywords: cattle; copper; iron; metal transporter
MeSH headings : Animal Feed; Animal Nutritional Physiological Phenomena; Animals; Cation Transport Proteins / genetics; Cation Transport Proteins / metabolism; Cattle; Copper / blood; Copper / deficiency; Diet / veterinary; Dose-Response Relationship, Drug; Female; Gene Expression Regulation / drug effects; Iron / metabolism; Male; Manganese / administration & dosage; Manganese / pharmacology
topics (OpenAlex): Iron Metabolism and Disorders; Trace Elements in Health; Plant Micronutrient Interactions and Effects
TL;DR: It is confirmed that Cu deficiency alone did affect hepatic gene expression of hepcidin and ferroportin, but did not affect duodenal expression of proteins important in Fe metabolism, however, the addition of 500 mg of Mn/kg of DM to a diet low in Cu reduced duodentally expression of the Fe import protein DMT1. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2009 article

Technical note: Copper chaperone for copper, zinc superoxide dismutase: A potential biomarker for copper status in cattle1

Hepburn, J. J., Arthington, J. D., Hansen, S. L., Spears, J. W., & Knutson, M. D. (2009, August 28). Journal of Animal Science.

By: J. Hepburn, J. Arthington *, S. Hansen n, J. Spears n & M. Knutson *

author keywords: acute-phase reaction; cattle; chaperone protein; copper
MeSH headings : Animals; Biomarkers / analysis; Biomarkers / blood; Blotting, Western / veterinary; Cattle / metabolism; Cattle / physiology; Ceruloplasmin / analysis; Copper / analysis; Copper / blood; Copper / deficiency; Female; Haptoglobins / analysis; Liver / chemistry; Liver / enzymology; Male; Molecular Chaperones / analysis; Molecular Chaperones / blood; Superoxide Dismutase / analysis; Superoxide Dismutase / blood
topics (OpenAlex): Trace Elements in Health; Heavy Metal Exposure and Toxicity; Drug Transport and Resistance Mechanisms
TL;DR: It is demonstrated that bovine erythrocyte and liver CCS protein levels increase in Cu-deficient cattle and does not change after a vaccine-induced inflammatory response, suggesting that unlike ceruloplasmin, CCS may be a reliable indicator of Cu status in cattle. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
3. Good Health and Well-being (Web of Science; OpenAlex)
Source: Web Of Science
Added: August 6, 2018

2008 article

The addition of high manganese to a copper-deficient diet further depresses copper status and growth of cattle

Hansen, S. L., Ashwell, M. S., Legleiter, L. R., Fry, R. S., Lloyd, K. E., & Spears, J. W. (2008, September 8). British Journal Of Nutrition, Vol. 101, pp. 1068–1078.

By: S. Hansen n, M. Ashwell n , L. Legleiter n, R. Fry n, K. Lloyd n & J. Spears n

author keywords: Cattle; Copper; Growth; Manganese
MeSH headings : Animal Feed; Animal Nutritional Physiological Phenomena; Animals; Body Weight / drug effects; Cattle / growth & development; Cattle / metabolism; Copper / deficiency; Cyclooxygenase 1 / genetics; Depression, Chemical; Female; Gene Expression / drug effects; Liver / metabolism; Male; Manganese / administration & dosage; Manganese / analysis; Nutritional Status; Random Allocation; Reverse Transcriptase Polymerase Chain Reaction / methods; Superoxide Dismutase / genetics; Superoxide Dismutase-1; Time Factors
topics (OpenAlex): Trace Elements in Health; Plant Micronutrient Interactions and Effects; Heavy Metal Exposure and Toxicity
TL;DR: In conclusion, feeding a Cu − deficient diet in combination with high Mn negatively affected the growth and Cu status of beef cattle. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2007 article

Bioavailability of copper from copper glycinate in steers fed high dietary sulfur and molybdenum1,2

Hansen, S. L., Schlegel, P., Legleiter, L. R., Lloyd, K. E., & Spears, J. W. (2007, October 3). Journal of Animal Science.

By: S. Hansen n, P. Schlegel, L. Legleiter n, K. Lloyd n & J. Spears n

author keywords: bioavailability; cattle; copper glycinate; copper sulfate; growth
MeSH headings : Animal Feed / analysis; Animal Nutritional Physiological Phenomena; Animals; Biological Availability; Cattle; Copper / pharmacokinetics; Diet / veterinary; Dietary Supplements; Dose-Response Relationship, Drug; Glycine / pharmacokinetics; Male; Molybdenum / pharmacology; Organometallic Compounds / pharmacokinetics; Sulfur / pharmacology
topics (OpenAlex): Ruminant Nutrition and Digestive Physiology; Animal Nutrition and Physiology; Genetic and phenotypic traits in livestock
TL;DR: Results of this study suggest that Cu from CuGly may be more available than CuSO(4) when supplemented to diets high in S and Mo. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2007 article

Exposure to low dietary copper or low copper coupled with high dietary manganese for one year does not alter brain prion protein characteristics in the mature cow1,2

Legleiter, L. R., Liu, H. C., Lloyd, K. E., Hansen, S. L., Fry, R. S., & Spears, J. W. (2007, October 22). Journal of Animal Science.

By: L. Legleiter n, H. Liu n, K. Lloyd n, S. Hansen n, R. Fry n & J. Spears n

author keywords: bovine; copper; manganese; prion
MeSH headings : Animals; Blotting, Western / veterinary; Brain / metabolism; Cattle; Copper / administration & dosage; Copper / deficiency; Dose-Response Relationship, Drug; Encephalopathy, Bovine Spongiform / metabolism; Enzyme-Linked Immunosorbent Assay / veterinary; Female; Manganese / administration & dosage; Molecular Weight; Prions / drug effects; Prions / pathogenicity; Random Allocation
topics (OpenAlex): Prion Diseases and Protein Misfolding; Trace Elements in Health
TL;DR: It is concluded that Cu deficiency, coupled with excessive Mn intake, in the bovine may decrease brain Cu and increase brain Mn. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2006 article

Feeding a Low Manganese Diet to Heifers During Gestation Impairs Fetal Growth and Development

Hansen, S. L., Spears, J. W., Lloyd, K. E., & Whisnant, C. S. (2006, November 1). Journal of Dairy Science.

By: S. Hansen n, J. Spears n, K. Lloyd n & C. Whisnant n

author keywords: fetal development; heifer; manganese; reproduction
MeSH headings : Animal Feed / analysis; Animals; Body Weight / drug effects; Cattle / physiology; Cholesterol / blood; Diet / veterinary; Female; Fetal Development / drug effects; Fetal Development / physiology; Lactation; Manganese / administration & dosage; Manganese / blood; Manganese / deficiency; Pregnancy
topics (OpenAlex): Plant Micronutrient Interactions and Effects
TL;DR: Results suggest that feeding gestating heifers a diet containing 16.6 mg of Mn/kg of DM is not adequate for proper fetal development, and Supplementation of 50 mg ofmn/ kg of DM to the control diet was sufficient to overcome any signs of Mn deficiency in calves. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2006 article

Growth, reproductive performance, and manganese status of heifers fed varying concentrations of manganese1,2

Hansen, S. L., Spears, J. W., Lloyd, K. E., & Whisnant, C. S. (2006, November 8). Journal of Animal Science.

By: S. Hansen n, J. Spears n, K. Lloyd n & C. Whisnant n

author keywords: cattle; growth; manganese; reproduction
MeSH headings : Animal Feed; Animal Nutritional Physiological Phenomena; Animals; Cattle; Diet; Dietary Supplements; Dose-Response Relationship, Drug; Female; Manganese / pharmacology; Reproduction / drug effects; Trace Elements / pharmacology
topics (OpenAlex): Genetic and phenotypic traits in livestock; Ruminant Nutrition and Digestive Physiology; Magnesium in Health and Disease
TL;DR: Results of this study indicate that 15.8 mg of Mn/kg of diet DM should be adequate for growth, onset of estrus, and conception of beef heifers. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2005 article

Effect of chromium supplementation and copper status on glucose and lipid metabolism in Angus and Simmental beef cows

Stahlhut, H. S., Whisnant, C. S., Lloyd, K. E., Baird, E. J., Legleiter, L. R., Hansen, S. L., & Spears, J. W. (2005, December 16). Animal Feed Science and Technology.

By: H. Stahlhut n, C. Whisnant n, K. Lloyd n, E. Baird n, L. Legleiter n, S. Hansen n, J. Spears n

author keywords: chromium; cattle; copper; glucose tolerance
topics (OpenAlex): Chromium effects and bioremediation; Heavy metals in environment
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

Citation Index includes data from a number of different sources. If you have questions about the sources of data in the Citation Index or need a set of data which is free to re-distribute, please contact us.

Certain data included herein are derived from the Web of Science© and InCites© (2026) of Clarivate Analytics. All rights reserved. You may not copy or re-distribute this material in whole or in part without the prior written consent of Clarivate Analytics.