Ann Macrina

Ann Macrina

  • Teaching Professor
  • Equine Science Minor Coordinator
322 Agricultural and Industries Building
University Park, PA 16802


Fc Receptor of the Neonate (FcRn): The driver and protector of colostrogenesis
Journal of Mammary Gland Biology and Neoplasia, Baumrucker, C, Macrina, Ann, Bruckmaier, Rupert, 2022

Hormones and regulatory factors in bovine milk., Baumrucker, C, Macrina, Ann, 2022

Associations of mild heat stress and genetic lineage with dry matter intake, water intake, rectal temperature, and active ghrelin concentration in Holstein heifers.
JOURNAL OF DAIRY SCIENCE, Han, L., Dechow, Chad, Macrina, A, 2020

Plasma cholesterol and show-ring success of cholesterol deficiency carriers.
JOURNAL OF DAIRY SCIENCE, Basiel, B., Macrina, A, Dechow, Chad, 2019

What do you want to do after you graduate?, Macrina, Ann, 2018

Swiss Students Get Overview of Pennsylvania Agriculture, Macrina, Ann, Bair, Sally, 2018

Mammary immunoglobulin transfer rates following prepartum milking
Journal of Dairy Science, Baumrucker, C. R., Dechow, C. D., Macrina, A. L., Gross, J. J., Bruckmaier, R. M., 2016

Ag Progress Days Equine Experience Offers Something for Every Horse Lover., Macrina, Ann, 2016

Animals Healing Humans a New Focus at Ag Progress Days Equine Experience., Macrina, Ann, 2016

Hormones and Regulatory Factors in Bovine Milk., Baumrucker, C, Macrina, A, 2016

Facebook posts (n=23) with photos to promote equine events at Ag Progress Days, Macrina, Ann, 2016

Progesterone in Food., Macrina, Ann, 2015

Ag Progress Days Offers New Information for Horse Enthusiasts., Macrina, Ann, 2015

The United States is NOT the Only Country to Allow Hormones in Food Animal Production., Macrina, Ann, 2015

Facebook posts (n=32) with photos to promote equine events at Ag Progress Days, Macrina, Ann, 2015

Six Things You’ve Heard about Milk that are Wrong, Macrina, Ann, 2014

What foods have the highest hormone levels?, Macrina, Ann, 2014

Do Hormones in Milk, Meat, and Eggs Cause Early Puberty?, Macrina, Ann, Etherton, T, 2014

Ag Progress Days to Deliver New Equine Demonstrations and Information., Macrina, Ann, 2014

Induced lactation in heifers: Effects of dexamethasone and age at induction on milk yield and composition.
Journal of Dairy Science, Macrina, Ann, Kauf, A, Pape-Zambito, D, Kensinger, R, 2014

Facebook posts (n=25) with photos to promote equine events at Ag Progress Days, Macrina, Ann, 2014

Are There More Hormones in Whole Milk?, Macrina, Ann, 2014

Are steroid hormones found in the fatty portions of dairy products?, Macrina, Ann, 2013

Are There Growth Hormones in Milk?, Macrina, Ann, 2013

How do you find out what brands of milk are produced by cows that were treated with bST?, Macrina, Ann, 2013

Ag Progress Days Offers New Information for Equine Devotees., Macrina, Ann, 2013

Externships: A Different Kind of Internship., Macrina, Ann, 2013

Why Humans Drink Milk, Macrina, Ann, 2013

Does Drinking Milk Cause Allergies?, Macrina, Ann, 2013