Ian Guldner, PhD

Assistant Professor

Salk Institute for Biological Studies - Publications

all Publications


Costa, E.K., Chen, J., Guldner, I.H., Mboning, L., Schmahl, N., Tsenter, A., Nagvekar, R., Wu, M.R., Moran-Losada, P., Bouchard, L.S., Wang, S., Singh, P.P., Pellegrini, M., Brunet, A., Wyss-Coray, T. Multi-tissue transcriptomic aging atlas reveals predictive aging biomarkers in the killifish. (2026) Nat Aging. 6(3):636-664. DOI: 10.1038/s43587-026-01074-6

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Guldner, I.H.*, Wagner, V.P., Moran-Losada, P., Shi, S.M., Golub, S.W., Hevler, J.F., Chen, K., Meese, B.T., Ghoochani, A., Pulido, E., Oh, H.S., Le Guen, Y., Lu, N., Wong, P.S., To, N.S., Garceau, D., Guo, Z., Luo, J., Bertozzi, C.R., Lundberg, E., Abu-Remaileh, M., Sasner, M., Keller, A., Yang, A.C., Cheung, T.H., Wyss-Coray, T. Ageing promotes microglial accumulation of slow-degrading synaptic proteins. (2026) Nature. 650(8103):930-941. DOI: 10.1038/s41586-025-09987-9

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Guldner, I.H.*, Wagner, V.P., Moran-Losada, P., Shi, S.M., Chen, K., Meese, B.T., Oh, H., Le Guen, Y., Lu, N., Wong, P.S., To, N.S., Garceau, D., Guo, Z., Luo, J., Sasner, M., Keller, A., Yang, A.C., Cheung, T., Wyss-Coray, T. Synaptic proteins that aggregate and degrade slower with aging accumulate in microglia. (2025) bioRxiv. DOI: 10.1101/2025.05.20.654652

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Engel, A., Wagner, V., Hahn, O., Foltz, A.G., Atkins, M., Beganovic, A., Guldner, I.H., Lu, N., Saksena, A., Fischer, U., Ludwig, N., Meese, E., Wyss-Coray, T., Keller, A. A spatio-temporal brain miRNA expression atlas identifies sex-independent age-related microglial driven miR-155-5p increase. (2025) Nature Communications. 16(1):4588. DOI: 10.1038/s41467-025-59860-6

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Oh, H.S., Urey, D.Y., Karlsson, L., Zhu, Z., Shen, Y., Farinas, A., Timsina, J., Duggan, M.R., Chen, J., Guldner, I.H., Morshed, N., Yang, C., Western, D., Ali, M., Le Guen, Y., Trelle, A., Herukka, S.K., Rauramaa, T., Hiltunen, M., Lipponen, A., Luikku, A.J., Poston, K.L., Mormino, E., Wagner, A.D., Wilson, E.N., Channappa, D., Leinonen, V., Stevens, B., Ehrenberg, A.J., Gottesman, R.F., Coresh, J., Walker, K.A., Zetterberg, H., Bennett, D.A., Franzmeier, N., Hansson, O., Cruchaga, C., Wyss-Coray, T. A cerebrospinal fluid synaptic protein biomarker for prediction of cognitive resilience versus decline in Alzheimer's disease. (2025) Nature Medicine. 31(5):1592-1603. DOI: 10.1038/s41591-025-03565-2

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Engel, A., Wagner, V., Hahn, O., Foltz, A.G., Atkins, M., Beganovic, A., Guldner, I.H., Lu, N., Saksena, A., Fischer, U., Ludwig, N., Meese, E., Wyss-Coray, T., Keller, A. A spatio-temporal brain miRNA expression atlas identifies sex-independent age-related microglial driven miR-155-5p increase. (2025) bioRxiv. DOI: 10.1101/2025.03.15.643430

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Golomb, S.M., Guldner, I.H., Aleksandrovic, E., Fross, S.R., Liu, X., Diao, L., Liang, K., Wu, J., Wang, Q., Lopez, J.A., Zhang, S. Temporal dynamics of immune cell transcriptomics in brain metastasis progression influenced by gut microbiome dysbiosis. (2025) Cell Reports. 44(3):115356. DOI: 10.1016/j.celrep.2025.115356

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Costa, E.K., Chen, J., Guldner, I.H., Mboning, L., Schmahl, N., Tsenter, A., Wu, M.R., Moran-Losada, P., Bouchard, L.S., Wang, S., Singh, P.P., Pellegrini, M., Brunet, A., Wyss-Coray, T. Multi-tissue transcriptomic aging atlas reveals predictive aging biomarkers in the killifish. (2025) bioRxiv. DOI: 10.1101/2025.01.28.635350

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Haney, M.S., Pálovics, R., Munson, C.N., Long, C., Johansson, P.K., Yip, O., Dong, W., Rawat, E., West, E., Schlachetzki, J.C.M., Tsai, A., Guldner, I.H., Lamichhane, B.S., Smith, A., Schaum, N., Calcuttawala, K., Shin, A., Wang, Y.H., Wang, C., Koutsodendris, N., Serrano, G.E., Beach, T.G., Reiman, E.M., Glass, C.K., Abu-Remaileh, M., Enejder, A., Huang, Y., Wyss-Coray, T. APOE4/4 is linked to damaging lipid droplets in Alzheimer's disease microglia. (2024) Nature. 628(8006):154-161. DOI: 10.1038/s41586-024-07185-7

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Hahn, O., Foltz, A.G., Atkins, M., Kedir, B., Moran-Losada, P., Guldner, I.H., Munson, C., Kern, F., Pálovics, R., Lu, N., Zhang, H., Kaur, A., Hull, J., Huguenard, J.R., Grönke, S., Lehallier, B., Partridge, L., Keller, A., Wyss-Coray, T. Atlas of the aging mouse brain reveals white matter as vulnerable foci. (2023) Cell. 186(19):4117-4133.e22. DOI: 10.1016/j.cell.2023.07.027

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Haney, M.S., Pálovics, R., Munson, C.N., Long, C., Johansson, P., Yip, O., Dong, W., Rawat, E., West, E., Schlachetzki, J.C., Tsai, A., Guldner, I.H., Lamichhane, B.S., Smith, A., Schaum, N., Calcuttawala, K., Shin, A., Wang, Y.H., Wang, C., Koutsodendris, N., Serrano, G.E., Beach, T.G., Reiman, E.M., Glass, C.K., Abu-Remaileh, M., Enejder, A., Huang, Y., Wyss-Coray, T. APOE4/4 is linked to damaging lipid droplets in Alzheimer's microglia. (2023) bioRxiv. DOI: 10.1101/2023.07.21.549930

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Palakurthi, B., Fross, S.R., Guldner, I.H., Aleksandrovic, E., Liu, X., Martino, A.K., Wang, Q., Neff, R.A., Golomb, S.M., Lewis, C., Peng, Y., Howe, E.N., Zhang, S. Targeting CXCL16 and STAT1 augments immune checkpoint blockade therapy in triple-negative breast cancer. (2023) Nature Communications. 14(1):2109. DOI: 10.1038/s41467-023-37727-y

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Guldner, I.H.*, Wyss-Coray, T. Activated immune cells drive neurodegeneration in an Alzheimer's model. (2023) Nature. 615(7953):588-589. DOI: 10.1038/d41586-023-00600-5


Zhang, Y., Guldner, I.H., Nichols, E.L., Benirschke, D., Smith, C.J., Zhang, S., Howard, S.S. Instant FLIM enables 4D in vivo lifetime imaging of intact and injured zebrafish and mouse brains. (2021) Optica. 8(6):885-897. DOI: 10.1364/optica.426870

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Guldner, I.H.*, Golomb, S.M., Wang, Q., Wang, E., Zhang, S. Isolation of mouse brain-infiltrating leukocytes for single cell profiling of epitopes and transcriptomes. (2021) STAR Protoc. 2(2):100537. DOI: 10.1016/j.xpro.2021.100537

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Golomb, S.M., Guldner, I.H., Zhao, A., Wang, Q., Palakurthi, B., Aleksandrovic, E.A., Lopez, J.A., Lee, S.W., Yang, K., Zhang, S. Multi-modal Single-Cell Analysis Reveals Brain Immune Landscape Plasticity during Aging and Gut Microbiota Dysbiosis. (2020) Cell Reports. 33(9):108438. DOI: 10.1016/j.celrep.2020.108438

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Guldner, I.H.*, Wang, Q., Yang, L., Golomb, S.M., Zhao, Z., Lopez, J.A., Brunory, A., Howe, E.N., Zhang, Y., Palakurthi, B., Barron, M., Gao, H., Xuei, X., Liu, Y., Li, J., Chen, D.Z., Landreth, G.E., Zhang, S. CNS-Native Myeloid Cells Drive Immune Suppression in the Brain Metastatic Niche through Cxcl10. (2020) Cell. 183(5):1234-1248.e25. DOI: 10.1016/j.cell.2020.09.064

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Howe, E.N., Burnette, M.D., Justice, M.E., Schnepp, P.M., Hedrick, V., Clancy, J.W., Guldner, I.H., Lamere, A.T., Li, J., Aryal, U.K., D'Souza-Schorey, C., Zartman, J.J., Zhang, S. Rab11b-mediated integrin recycling promotes brain metastatic adaptation and outgrowth. (2020) Nature Communications. 11(1):3017. DOI: 10.1038/s41467-020-16832-2

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Wang, Q., Guldner, I.H., Golomb, S.M., Sun, L., Harris, J.A., Lu, X., Zhang, S. Single-cell profiling guided combinatorial immunotherapy for fast-evolving CDK4/6 inhibitor-resistant HER2-positive breast cancer. (2019) Nature Communications. 10(1):3817. DOI: 10.1038/s41467-019-11729-1

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Ni, Y., Schmidt, K.R., Werner, B.A., Koenig, J.K., Guldner, I.H., Schnepp, P.M., Tan, X., Jiang, L., Host, M., Sun, L., Howe, E.N., Wu, J., Littlepage, L.E., Nakshatri, H., Zhang, S. Death effector domain-containing protein induces vulnerability to cell cycle inhibition in triple-negative breast cancer. (2019) Nature Communications. 10(1):2860. DOI: 10.1038/s41467-019-10743-7

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Zhang, Y., Nichols, E.L., Zellmer, A.M., Guldner, I.H., Kankel, C., Zhang, S., Howard, S.S., Smith, C.J. Generating intravital super-resolution movies with conventional microscopy reveals actin dynamics that construct pioneer axons. (2019) Development. 146(5). DOI: 10.1242/dev.171512

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Schnepp, P.M., Lee, D.D., Guldner, I.H., O'Tighearnaigh, T.K., Howe, E.N., Palakurthi, B., Eckert, K.E., Toni, T.A., Ashfeld, B.L., Zhang, S. GAD1 Upregulation Programs Aggressive Features of Cancer Cell Metabolism in the Brain Metastatic Microenvironment. (2017) Cancer Research. 77(11):2844-2856. DOI: 10.1158/0008-5472.CAN-16-2289

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Guldner, I.H.*, Yang, L., Cowdrick, K.R., Wang, Q., Alvarez Barrios, W.V., Zellmer, V.R., Zhang, Y., Host, M., Liu, F., Chen, D.Z., Zhang, S. An Integrative Platform for Three-dimensional Quantitative Analysis of Spatially Heterogeneous Metastasis Landscapes. (2016) Scientific Reports. 6:24201. DOI: 10.1038/srep24201

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Guldner, I.H.*, Zhang, S. A journey to uncharted territory: new technical frontiers in studying tumor-stromal cell interactions. (2015) Integr Biol (Camb). 7(2):153-61. DOI: 10.1039/c4ib00192c

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Education

BS, Biology, Moravian College
PhD, Biology, University of Notre Dame
Postdoctoral Fellow, Stanford University


Awards & Honors

  • Eli J. and Helen Shaheen Graduate School Award in Sciences at the University of Notre Dame, 2021
  • Linda and Jack Gill Graduate Student Award at Indiana University, 2021
  • AACR American Brain Tumor Association Scholar-in-Training Award, 2020
  • Harper Cancer Research Institute Award for Team/Collaborative Science, 2020
  • Kaneb Center Outstanding Graduate Student Teaching, 2018
  • Harper Cancer Research Institute Award for Outstanding Community Service, 2018
  • Dean’s List every semester, Moravian College, 2008-2012
  • ETC Recognition of Excellence Award for PRAXIS II biology content test, 2011