Christina Grozinger

Director of the Center for Pollinator Research; Director of the Insect Biodiversity Center; Publius Vergilius Maro Professor and Huck Scholar of Entomology

Christina Grozinger

Research Summary

Genomics of social behavior and health in bees

Huck Graduate Students

Huck Affiliations

Links

Publication Tags

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Bees Pesticides Honey Bees Honey Ecology Pollen Nutrition Apis Mellifera Bee Parasites Pesticide Viruses Population Health Pathogens Pollinator Lipids Genes Occupational Groups Eastern Africa Overwintering Pathogenicity Bombus Pollinating Insects Genomics

Most Recent Publications

Introduction

Christina M. Grozinger, 2024, Annual Review of Entomology on p. V-VI

The Lives of Bees: A Natural History of Our Planet's Bee Life

H Patch, Christina Grozinger, 2024,

Evaluating the role of social context and environmental factors in mediating overwintering physiology in honey bees (Apis mellifera)

Gabriela Quinlan, Christina Grozinger, 2024, Journal of Experimental Biology on p. jeb--247314

Examining parent-of-origin effects on transcription and RNA methylation in mediating aggressive behavior in honey bees (Apis mellifera)

Sean T. Bresnahan, Ellen Lee, Lindsay Clark, Rong Ma, Juliana Rangel, Christina M. Grozinger, Hongmei Li-Byarlay, 2023, BMC Genomics

Beyond conflict: Kinship theory of intragenomic conflict predicts individual variation in altruistic behaviour

Sean T. Bresnahan, David Galbraith, Rong Ma, Kate Anton, Juliana Rangel, Christina M. Grozinger, 2023, Molecular Ecology on p. 5823-5837

Signatures of adaptive decreased virulence of deformed wing virus in an isolated population of wild honeybees (Apis mellifera)

Allyson M. Ray, Emma C. Gordon, Thomas D. Seeley, Jason L. Rasgon, Christina M. Grozinger, 2023, Proceedings of the Royal Society B: Biological Sciences

More than mesolectic: Characterizing the nutritional niche of Osmia cornifrons

Makaylee K. Crone, Natalie K. Boyle, Sean T. Bresnahan, David J. Biddinger, Rodney T. Richardson, Christina M. Grozinger, 2023, Ecology and Evolution

Honey bee nutritional ecology: From physiology to landscapes

Gabriela M. Quinlan, Christina M. Grozinger, 2023, on p. 289-345

Characterizing user needs for Beescape: A spatial decision support tool focused on pollinator health

Timothy J. Prestby, Anthony C. Robinson, Dave McLaughlin, Patrick M. Dudas, Christina M. Grozinger, 2023, Journal of Environmental Management

InsectEye: An Intelligent Trap for Insect Biodiversity Monitoring

Eric Homan, Codey Mathis, Chonghan Lee, Harland Patch, Christian Grozinger, Vijay Narayanan, 2023, on p. 401-406

Most-Cited Papers

Bee nutrition and floral resource restoration

Anthony Vaudo, John F. Tooker, Christina M. Grozinger, Harland M. Patch, 2015, Current Opinion in Insect Science on p. 133--141

Macronutrient ratios in pollen shape bumble bee (Bombus impatiens) foraging strategies and floral preferences

Anthony D. Vaudo, Harland M. Patch, David A. Mortensen, John F. Tooker, Christina M. Grozinger, 2016, Proceedings of the National Academy of Sciences of the United States of America on p. E4035-E4042

Bee viruses: Ecology, pathogenicity, and impacts

Christina M. Grozinger, Michelle Flenniken, 2019, Annual Review of Entomology on p. 205--226

Genomic analysis of the interaction between pesticide exposure and nutrition in honey bees (Apis mellifera)

Daniel R. Schmehl, Peter E.A. Teal, James L. Frazier, Christina M. Grozinger, 2014, Journal of Insect Physiology on p. 177-190

Overwintering honey bees: biology and management

Mehmet Ali Döke, Maryann Frazier, Christina M. Grozinger, 2015, Current Opinion in Insect Science on p. 185-193

Pollen protein: Lipid macronutrient ratios may guide broad patterns of bee species floral preferences

Anthony Vaudo, John Tooker, Harland M. Patch, David J. Biddinger, Michael Coccia, Makaylee Crone, Mark Fiely, Jacob Francis, Heather M. Hines, Mackenzie Hodges, Stephanie Jackson, Denis Michez, Junpeng Mu, Laura Russo, Maliheh Safari, Erin Treanore, Maryse Vanderplanck, E Yip, Anne Leonard, Christina M. Grozinger, 2020, Insects on p. 132

Pesticides and pollinators: A socioecological synthesis

Douglas B. Sponsler, Christina M. Grozinger, Claudia Hitaj, Maj Rundlöf, Cristina Botías, Aimee Code, Eric V. Lonsdorf, Andony P. Melathopoulos, David J. Smith, Sainath Suryanarayanan, Wayne E. Thogmartin, Neal M. Williams, Minghua Zhang, Margaret R. Douglas, 2019, Science of the Total Environment on p. 1012-1027

Evaluation of the distribution and impacts of parasites, pathogens, and pesticides on honey bee (apis mellifera) populations in east Africa

Elliud Muli, Harland Patch, Maryann Frazier, James Frazier, Baldwyn Torto, Tracey Baumgarten, Joseph Kilonzo, James Ng ang a. Kimani, Fiona Mumoki, Daniel Masiga, James Tumlinson, Christina Grozinger, 2014, PLoS One

Parallel Epigenomic and Transcriptomic Responses to Viral Infection in Honey Bees (Apis mellifera)

David A. Galbraith, Xingyu Yang, Elina Lastro Niño, Soojin Yi, Christina Grozinger, 2015, PLoS Pathogens on p. 1-24

Unity in defence: Honeybee workers exhibit conserved molecular responses to diverse pathogens

Vincent Doublet, Yvonne Poeschl, Andreas Gogol-Döring, Cédric Alaux, Desiderato Annoscia, Christian Aurori, Seth M. Barribeau, Oscar C. Bedoya-Reina, Mark J.F. Brown, James C. Bull, Michelle L. Flenniken, David A. Galbraith, Elke Genersch, Sebastian Gisder, Ivo Grosse, Holly L. Holt, Dan Hultmark, H. Michael G. Lattorff, Yves Le Conte, Fabio Manfredini, Dino P. McMahon, Robin F.A. Moritz, Francesco Nazzi, Elina L. Niño, Katja Nowick, Ronald P. van Rij, Robert J. Paxton, Christina M. Grozinger, 2017, BMC Genomics on p. 1--17

News Articles Featuring Christina Grozinger

Jan 29, 2024

Penn State entomologists appointed to national committee on pollinator research

Two entomologists in Penn State’s College of Agricultural Sciences have been appointed to serve on a new U.S. Department of Agriculture subcommittee on pollinators

Full Article

Jan 22, 2024

Why are bees making less honey? Study reveals clues

A new study has uncovered clues in the mystery of the declining honey yields since the 1990s

Full Article

Jan 19, 2024

Honey Yields Have Long Been on the Decline. Scientists Now Know Why States in both warm and cool regions produced higher honey yields when they had productive soil.

Researchers may have found the reason for the honey yield decline using a half centry's worth of data

Full Article

Jan 08, 2024

Where has all the honey gone? Scientists point to factors in declining yields

Research has found that several factors have hampered bees’ ability to create honey over the past decade

Full Article

Jan 06, 2024

Why are bees not making as much honey as they used to? Here’s what a team of researchers found

Honey production in America has been diminishing since the '90s, a new study has uncovered that it's due to several factors

Full Article

Jan 05, 2024

Honey yields have long been on the decline. Scientists now know why

Penn State researchers have used half a century of data to find why honey yields have been low

Full Article

Jan 04, 2024

Bees are making less honey, and five decades of data reveals why

Honey production in the United States has experienced a noticeable decline since the 1990s, a new study conducted at Penn State has shed light on this mystery, revealing key insights drawn from an extensive analysis of data spanning five decades

Full Article

Jan 03, 2024

Why are bees making less honey? Study reveals clues in five decades of data

Honey yields in the U.S. have been declining since the 1990s, a new study by Penn State researchers has uncovered clues in the mystery of the missing honey.

Full Article

Oct 18, 2023

Female honeybees may pass down ‘altruistic’ genes

Honeybee genes might make workers serve the queen above themselves

Full Article

Oct 15, 2023

Honeybees may inherit altruism from their mothers

Researchers look at the behavior in worker honey bees and find some surprises

Full Article