Eric Weaver
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View article: Therapeutic options for patients with pulmonary hypertension and interstitial lung disease
Therapeutic options for patients with pulmonary hypertension and interstitial lung disease Open
Pulmonary hypertensive diseases have been classified by the World Health Organization (WHO) into five groups based on the pathophysiology and characteristics of each disease state. Several targeted therapeutic agents have been developed th…
View article: 97 An evaluation of high and low soybean inclusion levels in pelleted diets fed to pigs from wean to finish
97 An evaluation of high and low soybean inclusion levels in pelleted diets fed to pigs from wean to finish Open
An increased demand for soybeans to be grown in the Midwest, driven by a push for new soybean crushing plants could lead to a decreased cost of SBM. Lower costs and higher energy levels in SBM may lead to the replacement of corn or other e…
View article: 229 Weaning strategies in swine: assessing the impact of stall vs. conventional weaning methods on post-weaning outcomes
229 Weaning strategies in swine: assessing the impact of stall vs. conventional weaning methods on post-weaning outcomes Open
Weaning is a crucial phase in pig production that affects young pigs’ performance, health, and mortality. Conventional 21-day weaning involves transporting pigs to new food and water sources, environments, and social structures, often lead…
View article: 100 The effects of soybean meal, DDDGS and amino acid supplementation on plasma amino acids in growing pigs
100 The effects of soybean meal, DDDGS and amino acid supplementation on plasma amino acids in growing pigs Open
Introduction: Recent studies have reported improved gain, feed efficiency and protein retention when pigs are fed higher levels of soybean meal (SBM). The mechanism may be due to increased utilization of amino acids from SBM, which differ …
View article: 209 Effects of inorganic and organic dietary iron sources on maternal iron status across one complete reproductive cycle in highly prolific sows
209 Effects of inorganic and organic dietary iron sources on maternal iron status across one complete reproductive cycle in highly prolific sows Open
During pregnancy, a sow’s iron needs increase to support both fetal and maternal health. Traditionally, ferrous sulfate (FeSO4) has been the primary source of iron in swine diets. However, recent studies have highlighted a high prevalence …
View article: 232 Assessing the impact of inorganic and organic dietary iron sources fed to highly prolific sows on the iron status of their offspring
232 Assessing the impact of inorganic and organic dietary iron sources fed to highly prolific sows on the iron status of their offspring Open
Standard practice involves administering a 200 mg intramuscular iron injection to newborn pigs to prevent iron deficiency anemia (IDA). However, this may be insufficient for fast-growing piglets, as high IDA rates persist at weaning, highl…
View article: PSIII-11 Interaction of phytase and diet on water usage and growth performance of grow-finish pigs
PSIII-11 Interaction of phytase and diet on water usage and growth performance of grow-finish pigs Open
Phytase and distillers dried grains with solubles (DDGS) are valuable in swine diets for improving nutrient availability and reducing feed costs. Phytase increases phosphorus absorption, supporting growth, while DDGS may provide a cost-eff…
View article: 165 Strategic use of growth promotant levels of dietary zinc and copper during nursery periods and its effects on pig growth performance until market
165 Strategic use of growth promotant levels of dietary zinc and copper during nursery periods and its effects on pig growth performance until market Open
Introduction: Weaned pigs experience stress and reduced feed intake due to environmental changes. The dietary supplementation of zinc (ZnO) and copper (Cu) during the nursery phase positively impacts growth and health. However, some countr…
View article: PSIII-10 Effect of different copper sources on growth performances in nursery pigs
PSIII-10 Effect of different copper sources on growth performances in nursery pigs Open
Copper plays a significant role in the growth performance of pigs, influencing feed efficiency and nutrient retention. Recent studies indicate that the source and concentration of copper can markedly affect growth metrics such as average d…
View article: PSIII-15 Weaning strategies in swine: Assessing the combined effects of zinc oxide supplementation and stall vs. traditional weaning methods on post-weaning outcomes
PSIII-15 Weaning strategies in swine: Assessing the combined effects of zinc oxide supplementation and stall vs. traditional weaning methods on post-weaning outcomes Open
Morbidity and mortality rates among weaned piglets have become increasingly concerning, particularly due to infections caused by Enterotoxigenic Escherichia coli. As regulations on antibiotic use in livestock tighten and concerns about ant…
View article: 183 The effects of intact soy protein, corn protein or amino acid supplementation on nitrogen retention in pigs
183 The effects of intact soy protein, corn protein or amino acid supplementation on nitrogen retention in pigs Open
The amino acid requirements of pigs have been refined to standardized or apparent digestible values. Disappearance of amino acids from digesta indicates digestion and absorption but does not translate SID values directly to utilization or …
View article: 4 Effect of dietary zinc sulfate in late gestation and lactation on sows and offspring performance
4 Effect of dietary zinc sulfate in late gestation and lactation on sows and offspring performance Open
Abstract:Introduction: Genetic improvement of sows has increased litter size to maximize the number of weaned piglets. However, pre-weaning mortality has also increased, which is one of the current challenges that the swine industry faces.…
View article: PSIV-A-3 Assessing the impact of zinc oxide supplementation vs no zinc oxide supplementation in nursery pigs two weeks post-weaning
PSIV-A-3 Assessing the impact of zinc oxide supplementation vs no zinc oxide supplementation in nursery pigs two weeks post-weaning Open
Zinc oxide (ZnO) is frequently incorporated into diets for post-weaning pigs as a growth promoter and an alternative to antibiotics to help prevent diarrhea. The growth-promoting benefits of additives are thought to depend on health status…
View article: 96 An evaluation of soybean meal inclusion rate and replacement of Dried Distillers Grains and Solubles (DDGS) in pigs fed from wean to finish
96 An evaluation of soybean meal inclusion rate and replacement of Dried Distillers Grains and Solubles (DDGS) in pigs fed from wean to finish Open
Replacement of DDGS with soybean meal (SBM) and soy hulls at various inclusion rates may effect the performance and nutrient output of manure in wean-to-market pigs. The protein and nutrient composition of SBM combined with soy hulls diets…
View article: Feeding a nutrient enriched diet to late gestating sows across consecutive cycles improves micronutrient status, farrowing duration, and prolificacy
Feeding a nutrient enriched diet to late gestating sows across consecutive cycles improves micronutrient status, farrowing duration, and prolificacy Open
This study evaluated effects of a nutrient-enriched late gestation diet (LGPHASE) on reproductive performance and blood-based biomarkers in sows and their progeny through weaning. Seventy sows (parity 0–5) at 70 ± 2 d gestation were assign…
View article: Effects of dietary inorganic and organic iron sources on maternal and piglet iron status across one complete reproductive cycle in highly prolific sows
Effects of dietary inorganic and organic iron sources on maternal and piglet iron status across one complete reproductive cycle in highly prolific sows Open
Ferrous sulfate (FeSO4) is commonly used in swine diets, yet sow anemia remains prevalent, prompting the need to evaluate alternative iron sources. This study evaluated polysaccharide complexed iron (PC-Fe; non-heme organic iron source) an…
View article: 291 An evaluation of soybean meal inclusion rate in pigs fed from wean to market
291 An evaluation of soybean meal inclusion rate in pigs fed from wean to market Open
Soybean meal (SBM) supply may result in decreased relative costs of SBM compared with other ingredients. Net energy of SBM closer to the NE of corn has been reported which may increase its relative value in formulations (Boyd and Gaines, 2…
View article: 138 Growth performance and physiological response of nursery pigs fed a high canola meal diet with acidifiers
138 Growth performance and physiological response of nursery pigs fed a high canola meal diet with acidifiers Open
This study investigated the impact of feed additives aimed at reducing gut pH on the growth performance and physiological responses of nursery pigs when fed a high canola meal (CM) diet. A total of 315 nursery pigs, 6.0 ± 1.2 kg body weigh…
View article: PSIII-16 Effects of dietary corn origin (U.S., Argentina, and Brazil) on pig growth performance
PSIII-16 Effects of dietary corn origin (U.S., Argentina, and Brazil) on pig growth performance Open
Corn is an important global commodity. Understanding its nutritional value and practically utilizing different corn sources and varieties in swine diets is important to U.S. corn and swine production. Globally, the U.S. “dent” corn variety…
View article: PS-1 An evaluation of sodium salicylate in the periparturient management of the sow
PS-1 An evaluation of sodium salicylate in the periparturient management of the sow Open
Mortality continues to trend higher in highly prolific sows in the U.S., with the periparturient period being the time of greatest loss (Eckberg, 2021). Sodium salicylate (NaSal) is a nonsteroidal anti-inflammatory drug (NSAID) similar to …
View article: 114 Effects of greater levels of soy protein and methionine on periparturient health of sows
114 Effects of greater levels of soy protein and methionine on periparturient health of sows Open
Sow prolificacy in the U.S. continues to trend greater, as does sow mortality. Replacement of soy protein (SBM) in sow diets with corn and purified amino acids (AA), may impact the health of highly prolific sows. In 2015, Denmark increased…
View article: 158 Nutrient digestibility in growing pigs fed a corn distiller’s dried grains with soluble-based diet with multi-enzyme supplementation
158 Nutrient digestibility in growing pigs fed a corn distiller’s dried grains with soluble-based diet with multi-enzyme supplementation Open
Dietary enzyme supplementation may enhance the digestibility and utilization of non-starch components in fiber-rich feedtuffs which are increasingly used in swine diets. A xylanase/cellulase enzyme product (ENZ) was previously shown to inc…
View article: 306 Nutrient Digestibility and Dietary Energy Values in Growing Pigs Fed a Corn Distillers Dried Grains with Soluble (Cddgs)-Based Diet with Multi-Enzyme Supplementation
306 Nutrient Digestibility and Dietary Energy Values in Growing Pigs Fed a Corn Distillers Dried Grains with Soluble (Cddgs)-Based Diet with Multi-Enzyme Supplementation Open
Dietary enzyme supplementation may enhance the digestibility and utilization of non-starch components of the diet by pigs. This study was conducted to evaluate the efficacy of a multi-carbohydrase enzyme (ENZ) in growing pigs for apparent …
View article: 83 Developing Mortality Risk Profiles to Better Feed and Manage High-Producing Sows
83 Developing Mortality Risk Profiles to Better Feed and Manage High-Producing Sows Open
The sow is the origin of pigs born, maternal care, and nutrition in the most critical, neonatal period of life of the pig. Increasing pigs born, birth weight, age, and body weight of pigs at weaning remain effective predictors of the measu…
View article: 28 On-Farm Rapid Test to Assess Immunological Health of Young Pigs
28 On-Farm Rapid Test to Assess Immunological Health of Young Pigs Open
Immunological competence is important for young pig survivability. A rapid on-farm test of immunological status may be a tool to help with early identification of sick animals. A new immunological test uses gold nanoparticle technology (D2…
View article: The ‘omics of obesity in B-cell acute lymphoblastic leukemia
The ‘omics of obesity in B-cell acute lymphoblastic leukemia Open
The obesity pandemic currently affects more than 70 million Americans and more than 650 million individuals worldwide. In addition to increasing susceptibility to pathogenic infections (eg, SARS-CoV-2), obesity promotes the development of …
View article: Firmly Establishing Lifestyle Medicine Within the Value Framework
Firmly Establishing Lifestyle Medicine Within the Value Framework Open
The rapid growth of Lifestyle Medicine (LM) and Value-Based Care (VBC) are occurring simultaneously yet are not fully aligned in the minds of key stakeholders. Both focus on bending the healthcare cost curve by improving patient outcomes, …
View article: The Evolving Management and Treatment Options for Patients with Pulmonary Hypertension: Current Evidence and Challenges
The Evolving Management and Treatment Options for Patients with Pulmonary Hypertension: Current Evidence and Challenges Open
Pulmonary hypertension may develop as a disease process specific to pulmonary arteries with no identifiable cause or may occur in relation to other cardiopulmonary and systemic illnesses. The World Health Organization (WHO) classifies pulm…
View article: Evaluating Tumor Microenvironments in Three Dimensional Cell Culture Models of Colon Cancer
Evaluating Tumor Microenvironments in Three Dimensional Cell Culture Models of Colon Cancer Open
Colorectal cancer (CRC) represents an increasingly large threat as it is estimated that 8% of cancer-related deaths worldwide are due to advanced forms of CRC.When detected in early stages, CRC has a very good prognosis upon resection of t…
View article: PSX-B-16 Effects of Bacillus Subtilis Subsp. Subtilis Strain Atcc PTA-125135 Supplementation on Performance and Digestibility in Weaned Pigs
PSX-B-16 Effects of Bacillus Subtilis Subsp. Subtilis Strain Atcc PTA-125135 Supplementation on Performance and Digestibility in Weaned Pigs Open
An experiment was conducted to evaluate the effects of supplemental Bacillus subtilis subsp. subtilis strain ATCC PTA-125135 on growth performance, feed efficiency, and feed digestibility in weaned pigs. Newly weaned pigs (n = 96) were ran…