Immunostaining:
Article Title: Astrocyte glypican 5 regulates synapse maturation and stabilization.
Article Snippet: REAGENT or RESOURCE SOURCE IDENTIFIER Antibodies Rabbit anti-S100b Abcam CAT# ab52642; RRID:AB_882426 Rabbit polyclonal anti GluA1 Millipore CAT# AB1504; RRID:AB_2113602 Rabbit polyclonal anti GluA2 Millipore CAT# AB1768-I; RRID:AB_2313802 Guinea pig polyclonal anti VGlut1 Millipore CAT# AB5905; RRID:AB_2301751 Guinea pig polyclonal anti VGlut2 Millipore CAT# AB2251; RRID:AB_2665454 Rat anti HA tag Roche CAT# 11867423001; RRID:AB_390918 Rabbit anti Glypican 5 Thermo Fisher CAT# PA5-83490 RRID:AB_2790643 Mouse anti PSD95 Thermo Fisher CAT# MA1-045 RRID:AB_325399 Rabbit anti VGlut2 Synaptic Systems CAT# 135-403 RRID:AB_887883 Goat anti Rabbit Alexa 488 Molecular probes CAT# A11034; RRID:AB_2576217 Goat anti Rabbit Alexa 594 Molecular probes CAT# A11037; RRID:AB_2534095 Goat anti Guinea pig Alexa 594 Molecular probes CAT# A11076; RRID:AB_141930 Goat anti Rat Alexa 488 Molecular probes CAT# A11006; RRID:AB_141373 Goat anti Mouse Alexa 488 Molecular probes CAT# A11029; RRID:AB_138404 Chemicals, peptides, and recombinant proteins DMEM Thermo Fisher CAT# 11960044 Neurobasal Thermo Fisher CAT# 21103049 Penicillin-Streptomycin Thermo Fisher CAT# 15140-122 Glutamax Thermo Fisher CAT# 35050-061 Sodium pyruvate Thermo Fisher CAT# 11360-070 FBS Thermo Fisher CAT# 10437028 N-acetyl-L-cysteine Sigma CAT# A8199 Insulin Sigma CAT# I1882 Triiodo-thyronine Sigma CAT# T6397 Transferrin Sigma CAT# T1147 Forskolin Sigma CAT# F6886 BSA Sigma CAT# A4161 Progesterone Sigma CAT# P6149 Putrescine Sigma CAT# P5780 Sodium selenite Sigma CAT# S9133 B27 Thermo Fisher CAT# 17504044 BDNF Peprotech CAT# 450-02 CNTF Peprotech CAT# 450-13 Hydrocortisone Sigma CAT# H0888 Recombinant mouse glypican 5 R&D CAT# 2689-G5-050/CF Dulbeco’s modified phosphate buffered saline (DPBS) HyClone CAT# SH30264 16% PFA solution EMS CAT# 50980487 PFA powder EMS CAT# 19208 L-lysine Sigma CAT# L5501 Goat serum Thermo Fisher CAT# 16210072 SlowFade Gold with DAPI mounting media Thermo Fisher CAT# S36939 (Continued on next page) 18 Cell Reports 44, 115374, March 25, 2025
Membrane:
Article Title: Astrocyte glypican 5 regulates synapse maturation and stabilization.
Article Snippet: REAGENT or RESOURCE SOURCE IDENTIFIER Antibodies Rabbit anti-S100b Abcam CAT# ab52642; RRID:AB_882426 Rabbit polyclonal anti GluA1 Millipore CAT# AB1504; RRID:AB_2113602 Rabbit polyclonal anti GluA2 Millipore CAT# AB1768-I; RRID:AB_2313802 Guinea pig polyclonal anti VGlut1 Millipore CAT# AB5905; RRID:AB_2301751 Guinea pig polyclonal anti VGlut2 Millipore CAT# AB2251; RRID:AB_2665454 Rat anti HA tag Roche CAT# 11867423001; RRID:AB_390918 Rabbit anti Glypican 5 Thermo Fisher CAT# PA5-83490 RRID:AB_2790643 Mouse anti PSD95 Thermo Fisher CAT# MA1-045 RRID:AB_325399 Rabbit anti VGlut2 Synaptic Systems CAT# 135-403 RRID:AB_887883 Goat anti Rabbit Alexa 488 Molecular probes CAT# A11034; RRID:AB_2576217 Goat anti Rabbit Alexa 594 Molecular probes CAT# A11037; RRID:AB_2534095 Goat anti Guinea pig Alexa 594 Molecular probes CAT# A11076; RRID:AB_141930 Goat anti Rat Alexa 488 Molecular probes CAT# A11006; RRID:AB_141373 Goat anti Mouse Alexa 488 Molecular probes CAT# A11029; RRID:AB_138404 Chemicals, peptides, and recombinant proteins DMEM Thermo Fisher CAT# 11960044 Neurobasal Thermo Fisher CAT# 21103049 Penicillin-Streptomycin Thermo Fisher CAT# 15140-122 Glutamax Thermo Fisher CAT# 35050-061 Sodium pyruvate Thermo Fisher CAT# 11360-070 FBS Thermo Fisher CAT# 10437028 N-acetyl-L-cysteine Sigma CAT# A8199 Insulin Sigma CAT# I1882 Triiodo-thyronine Sigma CAT# T6397 Transferrin Sigma CAT# T1147 Forskolin Sigma CAT# F6886 BSA Sigma CAT# A4161 Progesterone Sigma CAT# P6149 Putrescine Sigma CAT# P5780 Sodium selenite Sigma CAT# S9133 B27 Thermo Fisher CAT# 17504044 BDNF Peprotech CAT# 450-02 CNTF Peprotech CAT# 450-13 Hydrocortisone Sigma CAT# H0888 Recombinant mouse glypican 5 R&D CAT# 2689-G5-050/CF Dulbeco’s modified phosphate buffered saline (DPBS) HyClone CAT# SH30264 16% PFA solution EMS CAT# 50980487 PFA powder EMS CAT# 19208 L-lysine Sigma CAT# L5501 Goat serum Thermo Fisher CAT# 16210072 SlowFade Gold with DAPI mounting media Thermo Fisher CAT# S36939 (Continued on next page) 18 Cell Reports 44, 115374, March 25, 2025
Marker:
Article Title: Astrocyte glypican 5 regulates synapse maturation and stabilization.
Article Snippet: REAGENT or RESOURCE SOURCE IDENTIFIER Antibodies Rabbit anti-S100b Abcam CAT# ab52642; RRID:AB_882426 Rabbit polyclonal anti GluA1 Millipore CAT# AB1504; RRID:AB_2113602 Rabbit polyclonal anti GluA2 Millipore CAT# AB1768-I; RRID:AB_2313802 Guinea pig polyclonal anti VGlut1 Millipore CAT# AB5905; RRID:AB_2301751 Guinea pig polyclonal anti VGlut2 Millipore CAT# AB2251; RRID:AB_2665454 Rat anti HA tag Roche CAT# 11867423001; RRID:AB_390918 Rabbit anti Glypican 5 Thermo Fisher CAT# PA5-83490 RRID:AB_2790643 Mouse anti PSD95 Thermo Fisher CAT# MA1-045 RRID:AB_325399 Rabbit anti VGlut2 Synaptic Systems CAT# 135-403 RRID:AB_887883 Goat anti Rabbit Alexa 488 Molecular probes CAT# A11034; RRID:AB_2576217 Goat anti Rabbit Alexa 594 Molecular probes CAT# A11037; RRID:AB_2534095 Goat anti Guinea pig Alexa 594 Molecular probes CAT# A11076; RRID:AB_141930 Goat anti Rat Alexa 488 Molecular probes CAT# A11006; RRID:AB_141373 Goat anti Mouse Alexa 488 Molecular probes CAT# A11029; RRID:AB_138404 Chemicals, peptides, and recombinant proteins DMEM Thermo Fisher CAT# 11960044 Neurobasal Thermo Fisher CAT# 21103049 Penicillin-Streptomycin Thermo Fisher CAT# 15140-122 Glutamax Thermo Fisher CAT# 35050-061 Sodium pyruvate Thermo Fisher CAT# 11360-070 FBS Thermo Fisher CAT# 10437028 N-acetyl-L-cysteine Sigma CAT# A8199 Insulin Sigma CAT# I1882 Triiodo-thyronine Sigma CAT# T6397 Transferrin Sigma CAT# T1147 Forskolin Sigma CAT# F6886 BSA Sigma CAT# A4161 Progesterone Sigma CAT# P6149 Putrescine Sigma CAT# P5780 Sodium selenite Sigma CAT# S9133 B27 Thermo Fisher CAT# 17504044 BDNF Peprotech CAT# 450-02 CNTF Peprotech CAT# 450-13 Hydrocortisone Sigma CAT# H0888 Recombinant mouse glypican 5 R&D CAT# 2689-G5-050/CF Dulbeco’s modified phosphate buffered saline (DPBS) HyClone CAT# SH30264 16% PFA solution EMS CAT# 50980487 PFA powder EMS CAT# 19208 L-lysine Sigma CAT# L5501 Goat serum Thermo Fisher CAT# 16210072 SlowFade Gold with DAPI mounting media Thermo Fisher CAT# S36939 (Continued on next page) 18 Cell Reports 44, 115374, March 25, 2025
Recombinant:
Article Title: Astrocyte glypican 5 regulates synapse maturation and stabilization.
Article Snippet: REAGENT or RESOURCE SOURCE IDENTIFIER Antibodies Rabbit anti-S100b Abcam CAT# ab52642; RRID:AB_882426 Rabbit polyclonal anti GluA1 Millipore CAT# AB1504; RRID:AB_2113602 Rabbit polyclonal anti GluA2 Millipore CAT# AB1768-I; RRID:AB_2313802 Guinea pig polyclonal anti VGlut1 Millipore CAT# AB5905; RRID:AB_2301751 Guinea pig polyclonal anti VGlut2 Millipore CAT# AB2251; RRID:AB_2665454 Rat anti HA tag Roche CAT# 11867423001; RRID:AB_390918 Rabbit anti Glypican 5 Thermo Fisher CAT# PA5-83490 RRID:AB_2790643 Mouse anti PSD95 Thermo Fisher CAT# MA1-045 RRID:AB_325399 Rabbit anti VGlut2 Synaptic Systems CAT# 135-403 RRID:AB_887883 Goat anti Rabbit Alexa 488 Molecular probes CAT# A11034; RRID:AB_2576217 Goat anti Rabbit Alexa 594 Molecular probes CAT# A11037; RRID:AB_2534095 Goat anti Guinea pig Alexa 594 Molecular probes CAT# A11076; RRID:AB_141930 Goat anti Rat Alexa 488 Molecular probes CAT# A11006; RRID:AB_141373 Goat anti Mouse Alexa 488 Molecular probes CAT# A11029; RRID:AB_138404 Chemicals, peptides, and recombinant proteins DMEM Thermo Fisher CAT# 11960044 Neurobasal Thermo Fisher CAT# 21103049 Penicillin-Streptomycin Thermo Fisher CAT# 15140-122 Glutamax Thermo Fisher CAT# 35050-061 Sodium pyruvate Thermo Fisher CAT# 11360-070 FBS Thermo Fisher CAT# 10437028 N-acetyl-L-cysteine Sigma CAT# A8199 Insulin Sigma CAT# I1882 Triiodo-thyronine Sigma CAT# T6397 Transferrin Sigma CAT# T1147 Forskolin Sigma CAT# F6886 BSA Sigma CAT# A4161 Progesterone Sigma CAT# P6149 Putrescine Sigma CAT# P5780 Sodium selenite Sigma CAT# S9133 B27 Thermo Fisher CAT# 17504044 BDNF Peprotech CAT# 450-02 CNTF Peprotech CAT# 450-13 Hydrocortisone Sigma CAT# H0888 Recombinant mouse glypican 5 R&D CAT# 2689-G5-050/CF Dulbeco’s modified phosphate buffered saline (DPBS) HyClone CAT# SH30264 16% PFA solution EMS CAT# 50980487 PFA powder EMS CAT# 19208 L-lysine Sigma CAT# L5501 Goat serum Thermo Fisher CAT# 16210072 SlowFade Gold with DAPI mounting media Thermo Fisher CAT# S36939 (Continued on next page) 18 Cell Reports 44, 115374, March 25, 2025
Modification:
Article Title: Astrocyte glypican 5 regulates synapse maturation and stabilization.
Article Snippet: REAGENT or RESOURCE SOURCE IDENTIFIER Antibodies Rabbit anti-S100b Abcam CAT# ab52642; RRID:AB_882426 Rabbit polyclonal anti GluA1 Millipore CAT# AB1504; RRID:AB_2113602 Rabbit polyclonal anti GluA2 Millipore CAT# AB1768-I; RRID:AB_2313802 Guinea pig polyclonal anti VGlut1 Millipore CAT# AB5905; RRID:AB_2301751 Guinea pig polyclonal anti VGlut2 Millipore CAT# AB2251; RRID:AB_2665454 Rat anti HA tag Roche CAT# 11867423001; RRID:AB_390918 Rabbit anti Glypican 5 Thermo Fisher CAT# PA5-83490 RRID:AB_2790643 Mouse anti PSD95 Thermo Fisher CAT# MA1-045 RRID:AB_325399 Rabbit anti VGlut2 Synaptic Systems CAT# 135-403 RRID:AB_887883 Goat anti Rabbit Alexa 488 Molecular probes CAT# A11034; RRID:AB_2576217 Goat anti Rabbit Alexa 594 Molecular probes CAT# A11037; RRID:AB_2534095 Goat anti Guinea pig Alexa 594 Molecular probes CAT# A11076; RRID:AB_141930 Goat anti Rat Alexa 488 Molecular probes CAT# A11006; RRID:AB_141373 Goat anti Mouse Alexa 488 Molecular probes CAT# A11029; RRID:AB_138404 Chemicals, peptides, and recombinant proteins DMEM Thermo Fisher CAT# 11960044 Neurobasal Thermo Fisher CAT# 21103049 Penicillin-Streptomycin Thermo Fisher CAT# 15140-122 Glutamax Thermo Fisher CAT# 35050-061 Sodium pyruvate Thermo Fisher CAT# 11360-070 FBS Thermo Fisher CAT# 10437028 N-acetyl-L-cysteine Sigma CAT# A8199 Insulin Sigma CAT# I1882 Triiodo-thyronine Sigma CAT# T6397 Transferrin Sigma CAT# T1147 Forskolin Sigma CAT# F6886 BSA Sigma CAT# A4161 Progesterone Sigma CAT# P6149 Putrescine Sigma CAT# P5780 Sodium selenite Sigma CAT# S9133 B27 Thermo Fisher CAT# 17504044 BDNF Peprotech CAT# 450-02 CNTF Peprotech CAT# 450-13 Hydrocortisone Sigma CAT# H0888 Recombinant mouse glypican 5 R&D CAT# 2689-G5-050/CF Dulbeco’s modified phosphate buffered saline (DPBS) HyClone CAT# SH30264 16% PFA solution EMS CAT# 50980487 PFA powder EMS CAT# 19208 L-lysine Sigma CAT# L5501 Goat serum Thermo Fisher CAT# 16210072 SlowFade Gold with DAPI mounting media Thermo Fisher CAT# S36939 (Continued on next page) 18 Cell Reports 44, 115374, March 25, 2025
Saline:
Article Title: Astrocyte glypican 5 regulates synapse maturation and stabilization.
Article Snippet: REAGENT or RESOURCE SOURCE IDENTIFIER Antibodies Rabbit anti-S100b Abcam CAT# ab52642; RRID:AB_882426 Rabbit polyclonal anti GluA1 Millipore CAT# AB1504; RRID:AB_2113602 Rabbit polyclonal anti GluA2 Millipore CAT# AB1768-I; RRID:AB_2313802 Guinea pig polyclonal anti VGlut1 Millipore CAT# AB5905; RRID:AB_2301751 Guinea pig polyclonal anti VGlut2 Millipore CAT# AB2251; RRID:AB_2665454 Rat anti HA tag Roche CAT# 11867423001; RRID:AB_390918 Rabbit anti Glypican 5 Thermo Fisher CAT# PA5-83490 RRID:AB_2790643 Mouse anti PSD95 Thermo Fisher CAT# MA1-045 RRID:AB_325399 Rabbit anti VGlut2 Synaptic Systems CAT# 135-403 RRID:AB_887883 Goat anti Rabbit Alexa 488 Molecular probes CAT# A11034; RRID:AB_2576217 Goat anti Rabbit Alexa 594 Molecular probes CAT# A11037; RRID:AB_2534095 Goat anti Guinea pig Alexa 594 Molecular probes CAT# A11076; RRID:AB_141930 Goat anti Rat Alexa 488 Molecular probes CAT# A11006; RRID:AB_141373 Goat anti Mouse Alexa 488 Molecular probes CAT# A11029; RRID:AB_138404 Chemicals, peptides, and recombinant proteins DMEM Thermo Fisher CAT# 11960044 Neurobasal Thermo Fisher CAT# 21103049 Penicillin-Streptomycin Thermo Fisher CAT# 15140-122 Glutamax Thermo Fisher CAT# 35050-061 Sodium pyruvate Thermo Fisher CAT# 11360-070 FBS Thermo Fisher CAT# 10437028 N-acetyl-L-cysteine Sigma CAT# A8199 Insulin Sigma CAT# I1882 Triiodo-thyronine Sigma CAT# T6397 Transferrin Sigma CAT# T1147 Forskolin Sigma CAT# F6886 BSA Sigma CAT# A4161 Progesterone Sigma CAT# P6149 Putrescine Sigma CAT# P5780 Sodium selenite Sigma CAT# S9133 B27 Thermo Fisher CAT# 17504044 BDNF Peprotech CAT# 450-02 CNTF Peprotech CAT# 450-13 Hydrocortisone Sigma CAT# H0888 Recombinant mouse glypican 5 R&D CAT# 2689-G5-050/CF Dulbeco’s modified phosphate buffered saline (DPBS) HyClone CAT# SH30264 16% PFA solution EMS CAT# 50980487 PFA powder EMS CAT# 19208 L-lysine Sigma CAT# L5501 Goat serum Thermo Fisher CAT# 16210072 SlowFade Gold with DAPI mounting media Thermo Fisher CAT# S36939 (Continued on next page) 18 Cell Reports 44, 115374, March 25, 2025
RNAscope:
Article Title: Astrocyte glypican 5 regulates synapse maturation and stabilization.
Article Snippet: REAGENT or RESOURCE SOURCE IDENTIFIER Antibodies Rabbit anti-S100b Abcam CAT# ab52642; RRID:AB_882426 Rabbit polyclonal anti GluA1 Millipore CAT# AB1504; RRID:AB_2113602 Rabbit polyclonal anti GluA2 Millipore CAT# AB1768-I; RRID:AB_2313802 Guinea pig polyclonal anti VGlut1 Millipore CAT# AB5905; RRID:AB_2301751 Guinea pig polyclonal anti VGlut2 Millipore CAT# AB2251; RRID:AB_2665454 Rat anti HA tag Roche CAT# 11867423001; RRID:AB_390918 Rabbit anti Glypican 5 Thermo Fisher CAT# PA5-83490 RRID:AB_2790643 Mouse anti PSD95 Thermo Fisher CAT# MA1-045 RRID:AB_325399 Rabbit anti VGlut2 Synaptic Systems CAT# 135-403 RRID:AB_887883 Goat anti Rabbit Alexa 488 Molecular probes CAT# A11034; RRID:AB_2576217 Goat anti Rabbit Alexa 594 Molecular probes CAT# A11037; RRID:AB_2534095 Goat anti Guinea pig Alexa 594 Molecular probes CAT# A11076; RRID:AB_141930 Goat anti Rat Alexa 488 Molecular probes CAT# A11006; RRID:AB_141373 Goat anti Mouse Alexa 488 Molecular probes CAT# A11029; RRID:AB_138404 Chemicals, peptides, and recombinant proteins DMEM Thermo Fisher CAT# 11960044 Neurobasal Thermo Fisher CAT# 21103049 Penicillin-Streptomycin Thermo Fisher CAT# 15140-122 Glutamax Thermo Fisher CAT# 35050-061 Sodium pyruvate Thermo Fisher CAT# 11360-070 FBS Thermo Fisher CAT# 10437028 N-acetyl-L-cysteine Sigma CAT# A8199 Insulin Sigma CAT# I1882 Triiodo-thyronine Sigma CAT# T6397 Transferrin Sigma CAT# T1147 Forskolin Sigma CAT# F6886 BSA Sigma CAT# A4161 Progesterone Sigma CAT# P6149 Putrescine Sigma CAT# P5780 Sodium selenite Sigma CAT# S9133 B27 Thermo Fisher CAT# 17504044 BDNF Peprotech CAT# 450-02 CNTF Peprotech CAT# 450-13 Hydrocortisone Sigma CAT# H0888 Recombinant mouse glypican 5 R&D CAT# 2689-G5-050/CF Dulbeco’s modified phosphate buffered saline (DPBS) HyClone CAT# SH30264 16% PFA solution EMS CAT# 50980487 PFA powder EMS CAT# 19208 L-lysine Sigma CAT# L5501 Goat serum Thermo Fisher CAT# 16210072 SlowFade Gold with DAPI mounting media Thermo Fisher CAT# S36939 (Continued on next page) 18 Cell Reports 44, 115374, March 25, 2025
Multiplex Assay:
Article Title: Astrocyte glypican 5 regulates synapse maturation and stabilization.
Article Snippet: REAGENT or RESOURCE SOURCE IDENTIFIER Antibodies Rabbit anti-S100b Abcam CAT# ab52642; RRID:AB_882426 Rabbit polyclonal anti GluA1 Millipore CAT# AB1504; RRID:AB_2113602 Rabbit polyclonal anti GluA2 Millipore CAT# AB1768-I; RRID:AB_2313802 Guinea pig polyclonal anti VGlut1 Millipore CAT# AB5905; RRID:AB_2301751 Guinea pig polyclonal anti VGlut2 Millipore CAT# AB2251; RRID:AB_2665454 Rat anti HA tag Roche CAT# 11867423001; RRID:AB_390918 Rabbit anti Glypican 5 Thermo Fisher CAT# PA5-83490 RRID:AB_2790643 Mouse anti PSD95 Thermo Fisher CAT# MA1-045 RRID:AB_325399 Rabbit anti VGlut2 Synaptic Systems CAT# 135-403 RRID:AB_887883 Goat anti Rabbit Alexa 488 Molecular probes CAT# A11034; RRID:AB_2576217 Goat anti Rabbit Alexa 594 Molecular probes CAT# A11037; RRID:AB_2534095 Goat anti Guinea pig Alexa 594 Molecular probes CAT# A11076; RRID:AB_141930 Goat anti Rat Alexa 488 Molecular probes CAT# A11006; RRID:AB_141373 Goat anti Mouse Alexa 488 Molecular probes CAT# A11029; RRID:AB_138404 Chemicals, peptides, and recombinant proteins DMEM Thermo Fisher CAT# 11960044 Neurobasal Thermo Fisher CAT# 21103049 Penicillin-Streptomycin Thermo Fisher CAT# 15140-122 Glutamax Thermo Fisher CAT# 35050-061 Sodium pyruvate Thermo Fisher CAT# 11360-070 FBS Thermo Fisher CAT# 10437028 N-acetyl-L-cysteine Sigma CAT# A8199 Insulin Sigma CAT# I1882 Triiodo-thyronine Sigma CAT# T6397 Transferrin Sigma CAT# T1147 Forskolin Sigma CAT# F6886 BSA Sigma CAT# A4161 Progesterone Sigma CAT# P6149 Putrescine Sigma CAT# P5780 Sodium selenite Sigma CAT# S9133 B27 Thermo Fisher CAT# 17504044 BDNF Peprotech CAT# 450-02 CNTF Peprotech CAT# 450-13 Hydrocortisone Sigma CAT# H0888 Recombinant mouse glypican 5 R&D CAT# 2689-G5-050/CF Dulbeco’s modified phosphate buffered saline (DPBS) HyClone CAT# SH30264 16% PFA solution EMS CAT# 50980487 PFA powder EMS CAT# 19208 L-lysine Sigma CAT# L5501 Goat serum Thermo Fisher CAT# 16210072 SlowFade Gold with DAPI mounting media Thermo Fisher CAT# S36939 (Continued on next page) 18 Cell Reports 44, 115374, March 25, 2025
Electron Microscopy:
Article Title: Astrocyte glypican 5 regulates synapse maturation and stabilization.
Article Snippet: REAGENT or RESOURCE SOURCE IDENTIFIER Antibodies Rabbit anti-S100b Abcam CAT# ab52642; RRID:AB_882426 Rabbit polyclonal anti GluA1 Millipore CAT# AB1504; RRID:AB_2113602 Rabbit polyclonal anti GluA2 Millipore CAT# AB1768-I; RRID:AB_2313802 Guinea pig polyclonal anti VGlut1 Millipore CAT# AB5905; RRID:AB_2301751 Guinea pig polyclonal anti VGlut2 Millipore CAT# AB2251; RRID:AB_2665454 Rat anti HA tag Roche CAT# 11867423001; RRID:AB_390918 Rabbit anti Glypican 5 Thermo Fisher CAT# PA5-83490 RRID:AB_2790643 Mouse anti PSD95 Thermo Fisher CAT# MA1-045 RRID:AB_325399 Rabbit anti VGlut2 Synaptic Systems CAT# 135-403 RRID:AB_887883 Goat anti Rabbit Alexa 488 Molecular probes CAT# A11034; RRID:AB_2576217 Goat anti Rabbit Alexa 594 Molecular probes CAT# A11037; RRID:AB_2534095 Goat anti Guinea pig Alexa 594 Molecular probes CAT# A11076; RRID:AB_141930 Goat anti Rat Alexa 488 Molecular probes CAT# A11006; RRID:AB_141373 Goat anti Mouse Alexa 488 Molecular probes CAT# A11029; RRID:AB_138404 Chemicals, peptides, and recombinant proteins DMEM Thermo Fisher CAT# 11960044 Neurobasal Thermo Fisher CAT# 21103049 Penicillin-Streptomycin Thermo Fisher CAT# 15140-122 Glutamax Thermo Fisher CAT# 35050-061 Sodium pyruvate Thermo Fisher CAT# 11360-070 FBS Thermo Fisher CAT# 10437028 N-acetyl-L-cysteine Sigma CAT# A8199 Insulin Sigma CAT# I1882 Triiodo-thyronine Sigma CAT# T6397 Transferrin Sigma CAT# T1147 Forskolin Sigma CAT# F6886 BSA Sigma CAT# A4161 Progesterone Sigma CAT# P6149 Putrescine Sigma CAT# P5780 Sodium selenite Sigma CAT# S9133 B27 Thermo Fisher CAT# 17504044 BDNF Peprotech CAT# 450-02 CNTF Peprotech CAT# 450-13 Hydrocortisone Sigma CAT# H0888 Recombinant mouse glypican 5 R&D CAT# 2689-G5-050/CF Dulbeco’s modified phosphate buffered saline (DPBS) HyClone CAT# SH30264 16% PFA solution EMS CAT# 50980487 PFA powder EMS CAT# 19208 L-lysine Sigma CAT# L5501 Goat serum Thermo Fisher CAT# 16210072 SlowFade Gold with DAPI mounting media Thermo Fisher CAT# S36939 (Continued on next page) 18 Cell Reports 44, 115374, March 25, 2025
Negative Control:
Article Title: Astrocyte glypican 5 regulates synapse maturation and stabilization.
Article Snippet: REAGENT or RESOURCE SOURCE IDENTIFIER Antibodies Rabbit anti-S100b Abcam CAT# ab52642; RRID:AB_882426 Rabbit polyclonal anti GluA1 Millipore CAT# AB1504; RRID:AB_2113602 Rabbit polyclonal anti GluA2 Millipore CAT# AB1768-I; RRID:AB_2313802 Guinea pig polyclonal anti VGlut1 Millipore CAT# AB5905; RRID:AB_2301751 Guinea pig polyclonal anti VGlut2 Millipore CAT# AB2251; RRID:AB_2665454 Rat anti HA tag Roche CAT# 11867423001; RRID:AB_390918 Rabbit anti Glypican 5 Thermo Fisher CAT# PA5-83490 RRID:AB_2790643 Mouse anti PSD95 Thermo Fisher CAT# MA1-045 RRID:AB_325399 Rabbit anti VGlut2 Synaptic Systems CAT# 135-403 RRID:AB_887883 Goat anti Rabbit Alexa 488 Molecular probes CAT# A11034; RRID:AB_2576217 Goat anti Rabbit Alexa 594 Molecular probes CAT# A11037; RRID:AB_2534095 Goat anti Guinea pig Alexa 594 Molecular probes CAT# A11076; RRID:AB_141930 Goat anti Rat Alexa 488 Molecular probes CAT# A11006; RRID:AB_141373 Goat anti Mouse Alexa 488 Molecular probes CAT# A11029; RRID:AB_138404 Chemicals, peptides, and recombinant proteins DMEM Thermo Fisher CAT# 11960044 Neurobasal Thermo Fisher CAT# 21103049 Penicillin-Streptomycin Thermo Fisher CAT# 15140-122 Glutamax Thermo Fisher CAT# 35050-061 Sodium pyruvate Thermo Fisher CAT# 11360-070 FBS Thermo Fisher CAT# 10437028 N-acetyl-L-cysteine Sigma CAT# A8199 Insulin Sigma CAT# I1882 Triiodo-thyronine Sigma CAT# T6397 Transferrin Sigma CAT# T1147 Forskolin Sigma CAT# F6886 BSA Sigma CAT# A4161 Progesterone Sigma CAT# P6149 Putrescine Sigma CAT# P5780 Sodium selenite Sigma CAT# S9133 B27 Thermo Fisher CAT# 17504044 BDNF Peprotech CAT# 450-02 CNTF Peprotech CAT# 450-13 Hydrocortisone Sigma CAT# H0888 Recombinant mouse glypican 5 R&D CAT# 2689-G5-050/CF Dulbeco’s modified phosphate buffered saline (DPBS) HyClone CAT# SH30264 16% PFA solution EMS CAT# 50980487 PFA powder EMS CAT# 19208 L-lysine Sigma CAT# L5501 Goat serum Thermo Fisher CAT# 16210072 SlowFade Gold with DAPI mounting media Thermo Fisher CAT# S36939 (Continued on next page) 18 Cell Reports 44, 115374, March 25, 2025
Software:
Article Title: Astrocyte glypican 5 regulates synapse maturation and stabilization.
Article Snippet: REAGENT or RESOURCE SOURCE IDENTIFIER Antibodies Rabbit anti-S100b Abcam CAT# ab52642; RRID:AB_882426 Rabbit polyclonal anti GluA1 Millipore CAT# AB1504; RRID:AB_2113602 Rabbit polyclonal anti GluA2 Millipore CAT# AB1768-I; RRID:AB_2313802 Guinea pig polyclonal anti VGlut1 Millipore CAT# AB5905; RRID:AB_2301751 Guinea pig polyclonal anti VGlut2 Millipore CAT# AB2251; RRID:AB_2665454 Rat anti HA tag Roche CAT# 11867423001; RRID:AB_390918 Rabbit anti Glypican 5 Thermo Fisher CAT# PA5-83490 RRID:AB_2790643 Mouse anti PSD95 Thermo Fisher CAT# MA1-045 RRID:AB_325399 Rabbit anti VGlut2 Synaptic Systems CAT# 135-403 RRID:AB_887883 Goat anti Rabbit Alexa 488 Molecular probes CAT# A11034; RRID:AB_2576217 Goat anti Rabbit Alexa 594 Molecular probes CAT# A11037; RRID:AB_2534095 Goat anti Guinea pig Alexa 594 Molecular probes CAT# A11076; RRID:AB_141930 Goat anti Rat Alexa 488 Molecular probes CAT# A11006; RRID:AB_141373 Goat anti Mouse Alexa 488 Molecular probes CAT# A11029; RRID:AB_138404 Chemicals, peptides, and recombinant proteins DMEM Thermo Fisher CAT# 11960044 Neurobasal Thermo Fisher CAT# 21103049 Penicillin-Streptomycin Thermo Fisher CAT# 15140-122 Glutamax Thermo Fisher CAT# 35050-061 Sodium pyruvate Thermo Fisher CAT# 11360-070 FBS Thermo Fisher CAT# 10437028 N-acetyl-L-cysteine Sigma CAT# A8199 Insulin Sigma CAT# I1882 Triiodo-thyronine Sigma CAT# T6397 Transferrin Sigma CAT# T1147 Forskolin Sigma CAT# F6886 BSA Sigma CAT# A4161 Progesterone Sigma CAT# P6149 Putrescine Sigma CAT# P5780 Sodium selenite Sigma CAT# S9133 B27 Thermo Fisher CAT# 17504044 BDNF Peprotech CAT# 450-02 CNTF Peprotech CAT# 450-13 Hydrocortisone Sigma CAT# H0888 Recombinant mouse glypican 5 R&D CAT# 2689-G5-050/CF Dulbeco’s modified phosphate buffered saline (DPBS) HyClone CAT# SH30264 16% PFA solution EMS CAT# 50980487 PFA powder EMS CAT# 19208 L-lysine Sigma CAT# L5501 Goat serum Thermo Fisher CAT# 16210072 SlowFade Gold with DAPI mounting media Thermo Fisher CAT# S36939 (Continued on next page) 18 Cell Reports 44, 115374, March 25, 2025
Cell Culture:
Article Title: Astrocyte glypican 5 regulates synapse maturation and stabilization.
Article Snippet: REAGENT or RESOURCE SOURCE IDENTIFIER Antibodies Rabbit anti-S100b Abcam CAT# ab52642; RRID:AB_882426 Rabbit polyclonal anti GluA1 Millipore CAT# AB1504; RRID:AB_2113602 Rabbit polyclonal anti GluA2 Millipore CAT# AB1768-I; RRID:AB_2313802 Guinea pig polyclonal anti VGlut1 Millipore CAT# AB5905; RRID:AB_2301751 Guinea pig polyclonal anti VGlut2 Millipore CAT# AB2251; RRID:AB_2665454 Rat anti HA tag Roche CAT# 11867423001; RRID:AB_390918 Rabbit anti Glypican 5 Thermo Fisher CAT# PA5-83490 RRID:AB_2790643 Mouse anti PSD95 Thermo Fisher CAT# MA1-045 RRID:AB_325399 Rabbit anti VGlut2 Synaptic Systems CAT# 135-403 RRID:AB_887883 Goat anti Rabbit Alexa 488 Molecular probes CAT# A11034; RRID:AB_2576217 Goat anti Rabbit Alexa 594 Molecular probes CAT# A11037; RRID:AB_2534095 Goat anti Guinea pig Alexa 594 Molecular probes CAT# A11076; RRID:AB_141930 Goat anti Rat Alexa 488 Molecular probes CAT# A11006; RRID:AB_141373 Goat anti Mouse Alexa 488 Molecular probes CAT# A11029; RRID:AB_138404 Chemicals, peptides, and recombinant proteins DMEM Thermo Fisher CAT# 11960044 Neurobasal Thermo Fisher CAT# 21103049 Penicillin-Streptomycin Thermo Fisher CAT# 15140-122 Glutamax Thermo Fisher CAT# 35050-061 Sodium pyruvate Thermo Fisher CAT# 11360-070 FBS Thermo Fisher CAT# 10437028 N-acetyl-L-cysteine Sigma CAT# A8199 Insulin Sigma CAT# I1882 Triiodo-thyronine Sigma CAT# T6397 Transferrin Sigma CAT# T1147 Forskolin Sigma CAT# F6886 BSA Sigma CAT# A4161 Progesterone Sigma CAT# P6149 Putrescine Sigma CAT# P5780 Sodium selenite Sigma CAT# S9133 B27 Thermo Fisher CAT# 17504044 BDNF Peprotech CAT# 450-02 CNTF Peprotech CAT# 450-13 Hydrocortisone Sigma CAT# H0888 Recombinant mouse glypican 5 R&D CAT# 2689-G5-050/CF Dulbeco’s modified phosphate buffered saline (DPBS) HyClone CAT# SH30264 16% PFA solution EMS CAT# 50980487 PFA powder EMS CAT# 19208 L-lysine Sigma CAT# L5501 Goat serum Thermo Fisher CAT# 16210072 SlowFade Gold with DAPI mounting media Thermo Fisher CAT# S36939 (Continued on next page) 18 Cell Reports 44, 115374, March 25, 2025
Fluorescence:
Article Title: Astrocyte glypican 5 regulates synapse maturation and stabilization.
Article Snippet: REAGENT or RESOURCE SOURCE IDENTIFIER Antibodies Rabbit anti-S100b Abcam CAT# ab52642; RRID:AB_882426 Rabbit polyclonal anti GluA1 Millipore CAT# AB1504; RRID:AB_2113602 Rabbit polyclonal anti GluA2 Millipore CAT# AB1768-I; RRID:AB_2313802 Guinea pig polyclonal anti VGlut1 Millipore CAT# AB5905; RRID:AB_2301751 Guinea pig polyclonal anti VGlut2 Millipore CAT# AB2251; RRID:AB_2665454 Rat anti HA tag Roche CAT# 11867423001; RRID:AB_390918 Rabbit anti Glypican 5 Thermo Fisher CAT# PA5-83490 RRID:AB_2790643 Mouse anti PSD95 Thermo Fisher CAT# MA1-045 RRID:AB_325399 Rabbit anti VGlut2 Synaptic Systems CAT# 135-403 RRID:AB_887883 Goat anti Rabbit Alexa 488 Molecular probes CAT# A11034; RRID:AB_2576217 Goat anti Rabbit Alexa 594 Molecular probes CAT# A11037; RRID:AB_2534095 Goat anti Guinea pig Alexa 594 Molecular probes CAT# A11076; RRID:AB_141930 Goat anti Rat Alexa 488 Molecular probes CAT# A11006; RRID:AB_141373 Goat anti Mouse Alexa 488 Molecular probes CAT# A11029; RRID:AB_138404 Chemicals, peptides, and recombinant proteins DMEM Thermo Fisher CAT# 11960044 Neurobasal Thermo Fisher CAT# 21103049 Penicillin-Streptomycin Thermo Fisher CAT# 15140-122 Glutamax Thermo Fisher CAT# 35050-061 Sodium pyruvate Thermo Fisher CAT# 11360-070 FBS Thermo Fisher CAT# 10437028 N-acetyl-L-cysteine Sigma CAT# A8199 Insulin Sigma CAT# I1882 Triiodo-thyronine Sigma CAT# T6397 Transferrin Sigma CAT# T1147 Forskolin Sigma CAT# F6886 BSA Sigma CAT# A4161 Progesterone Sigma CAT# P6149 Putrescine Sigma CAT# P5780 Sodium selenite Sigma CAT# S9133 B27 Thermo Fisher CAT# 17504044 BDNF Peprotech CAT# 450-02 CNTF Peprotech CAT# 450-13 Hydrocortisone Sigma CAT# H0888 Recombinant mouse glypican 5 R&D CAT# 2689-G5-050/CF Dulbeco’s modified phosphate buffered saline (DPBS) HyClone CAT# SH30264 16% PFA solution EMS CAT# 50980487 PFA powder EMS CAT# 19208 L-lysine Sigma CAT# L5501 Goat serum Thermo Fisher CAT# 16210072 SlowFade Gold with DAPI mounting media Thermo Fisher CAT# S36939 (Continued on next page) 18 Cell Reports 44, 115374, March 25, 2025
Microscopy:
Article Title: Astrocyte glypican 5 regulates synapse maturation and stabilization.
Article Snippet: REAGENT or RESOURCE SOURCE IDENTIFIER Antibodies Rabbit anti-S100b Abcam CAT# ab52642; RRID:AB_882426 Rabbit polyclonal anti GluA1 Millipore CAT# AB1504; RRID:AB_2113602 Rabbit polyclonal anti GluA2 Millipore CAT# AB1768-I; RRID:AB_2313802 Guinea pig polyclonal anti VGlut1 Millipore CAT# AB5905; RRID:AB_2301751 Guinea pig polyclonal anti VGlut2 Millipore CAT# AB2251; RRID:AB_2665454 Rat anti HA tag Roche CAT# 11867423001; RRID:AB_390918 Rabbit anti Glypican 5 Thermo Fisher CAT# PA5-83490 RRID:AB_2790643 Mouse anti PSD95 Thermo Fisher CAT# MA1-045 RRID:AB_325399 Rabbit anti VGlut2 Synaptic Systems CAT# 135-403 RRID:AB_887883 Goat anti Rabbit Alexa 488 Molecular probes CAT# A11034; RRID:AB_2576217 Goat anti Rabbit Alexa 594 Molecular probes CAT# A11037; RRID:AB_2534095 Goat anti Guinea pig Alexa 594 Molecular probes CAT# A11076; RRID:AB_141930 Goat anti Rat Alexa 488 Molecular probes CAT# A11006; RRID:AB_141373 Goat anti Mouse Alexa 488 Molecular probes CAT# A11029; RRID:AB_138404 Chemicals, peptides, and recombinant proteins DMEM Thermo Fisher CAT# 11960044 Neurobasal Thermo Fisher CAT# 21103049 Penicillin-Streptomycin Thermo Fisher CAT# 15140-122 Glutamax Thermo Fisher CAT# 35050-061 Sodium pyruvate Thermo Fisher CAT# 11360-070 FBS Thermo Fisher CAT# 10437028 N-acetyl-L-cysteine Sigma CAT# A8199 Insulin Sigma CAT# I1882 Triiodo-thyronine Sigma CAT# T6397 Transferrin Sigma CAT# T1147 Forskolin Sigma CAT# F6886 BSA Sigma CAT# A4161 Progesterone Sigma CAT# P6149 Putrescine Sigma CAT# P5780 Sodium selenite Sigma CAT# S9133 B27 Thermo Fisher CAT# 17504044 BDNF Peprotech CAT# 450-02 CNTF Peprotech CAT# 450-13 Hydrocortisone Sigma CAT# H0888 Recombinant mouse glypican 5 R&D CAT# 2689-G5-050/CF Dulbeco’s modified phosphate buffered saline (DPBS) HyClone CAT# SH30264 16% PFA solution EMS CAT# 50980487 PFA powder EMS CAT# 19208 L-lysine Sigma CAT# L5501 Goat serum Thermo Fisher CAT# 16210072 SlowFade Gold with DAPI mounting media Thermo Fisher CAT# S36939 (Continued on next page) 18 Cell Reports 44, 115374, March 25, 2025
Hybridization:
Article Title: Astrocyte glypican 5 regulates synapse maturation and stabilization.
Article Snippet: REAGENT or RESOURCE SOURCE IDENTIFIER Antibodies Rabbit anti-S100b Abcam CAT# ab52642; RRID:AB_882426 Rabbit polyclonal anti GluA1 Millipore CAT# AB1504; RRID:AB_2113602 Rabbit polyclonal anti GluA2 Millipore CAT# AB1768-I; RRID:AB_2313802 Guinea pig polyclonal anti VGlut1 Millipore CAT# AB5905; RRID:AB_2301751 Guinea pig polyclonal anti VGlut2 Millipore CAT# AB2251; RRID:AB_2665454 Rat anti HA tag Roche CAT# 11867423001; RRID:AB_390918 Rabbit anti Glypican 5 Thermo Fisher CAT# PA5-83490 RRID:AB_2790643 Mouse anti PSD95 Thermo Fisher CAT# MA1-045 RRID:AB_325399 Rabbit anti VGlut2 Synaptic Systems CAT# 135-403 RRID:AB_887883 Goat anti Rabbit Alexa 488 Molecular probes CAT# A11034; RRID:AB_2576217 Goat anti Rabbit Alexa 594 Molecular probes CAT# A11037; RRID:AB_2534095 Goat anti Guinea pig Alexa 594 Molecular probes CAT# A11076; RRID:AB_141930 Goat anti Rat Alexa 488 Molecular probes CAT# A11006; RRID:AB_141373 Goat anti Mouse Alexa 488 Molecular probes CAT# A11029; RRID:AB_138404 Chemicals, peptides, and recombinant proteins DMEM Thermo Fisher CAT# 11960044 Neurobasal Thermo Fisher CAT# 21103049 Penicillin-Streptomycin Thermo Fisher CAT# 15140-122 Glutamax Thermo Fisher CAT# 35050-061 Sodium pyruvate Thermo Fisher CAT# 11360-070 FBS Thermo Fisher CAT# 10437028 N-acetyl-L-cysteine Sigma CAT# A8199 Insulin Sigma CAT# I1882 Triiodo-thyronine Sigma CAT# T6397 Transferrin Sigma CAT# T1147 Forskolin Sigma CAT# F6886 BSA Sigma CAT# A4161 Progesterone Sigma CAT# P6149 Putrescine Sigma CAT# P5780 Sodium selenite Sigma CAT# S9133 B27 Thermo Fisher CAT# 17504044 BDNF Peprotech CAT# 450-02 CNTF Peprotech CAT# 450-13 Hydrocortisone Sigma CAT# H0888 Recombinant mouse glypican 5 R&D CAT# 2689-G5-050/CF Dulbeco’s modified phosphate buffered saline (DPBS) HyClone CAT# SH30264 16% PFA solution EMS CAT# 50980487 PFA powder EMS CAT# 19208 L-lysine Sigma CAT# L5501 Goat serum Thermo Fisher CAT# 16210072 SlowFade Gold with DAPI mounting media Thermo Fisher CAT# S36939 (Continued on next page) 18 Cell Reports 44, 115374, March 25, 2025
|