@article{fdi:010087557, title = {{S}ynchronicity of viral shedding in molossid bat maternity colonies}, author = {{H}oarau, {A}xel and {K}oster, {M}. and {D}ietrich, {M}uriel and {L}e {M}inter, {G}. and {J}offrin, {L}. and {R}amanantsalama, {R}. {V}. and {M}avingui, {P}. and {L}ebarbenchon, {C}.}, editor = {}, language = {{ENG}}, abstract = {{I}nfection dynamics in vertebrates are driven by biological and ecological processes. {F}or bats, population structure and reproductive cycles have major effects on {RNA} virus transmission. {O}n {R}eunion {I}sland, previous studies have shown that parturition of pregnant females and aggregation of juvenile {R}eunion free-tailed bats ({M}ormopterus francoismoutoui) are associated with major increase in the prevalence of bats shedding {RNA} viruses. {T}he synchronicity of such shedding pulses, however, is yet to be assessed between viruses but also maternity colonies. {B}ased on 3422 fresh faeces collected every 2-5 weeks during four consecutive birthing seasons, we report the prevalence of bats shedding astroviruses ({A}st{V}s), coronaviruses ({C}o{V}s) and paramyxoviruses ({PMV}s) in two maternity colonies on {R}eunion {I}sland. {W}e found that the proportion of bats shedding viruses is highly influenced by sampling collection periods, and therefore by the evolution of the population age structure. {W}e highlight that virus shedding patterns are consistent among years and colonies for {C}o{V}s and to a lesser extent for {PMV}s, but not for {A}st{V}s. {W}e also report that 1% of bats harbour co-infections, with two but not three of the viruses, and most co-infections were due to {C}o{V}s and {PMV}s.}, keywords = {{A}strovirus ; coronavirus ; {M}ormopterus francoismoutoui ; paramyxovirus ; {R}eunion {I}sland ; {REUNION}}, booktitle = {}, journal = {{E}pidemiology and {I}nfection}, volume = {151}, numero = {}, pages = {e47 [7 ]}, ISSN = {0950-2688}, year = {2023}, DOI = {10.1017/s0950268823000171}, URL = {https://www.documentation.ird.fr/hor/fdi:010087557}, }