Patients going through an in vitro fertilization cycle will be asked to participate . Patients will be asked for their COVID-19 exposure : post confirmed disease/post vaccine/not exposed to disease or vaccine . Patients will provide the fluids which are not required in the day of egg retrieval : the follicular fluid remaining after isolation of the egg and spermatic fluid only, if not utilized for fertilization. The fluids will be collected once fertilization process is completed. Patients will also provide 5ml blood sample by the day of procedure. Anti COVID-19 immunoglobulin G type antibodies will be measured in all samples . Data regarding age, date of infection/vaccine will be collected as well as indication for treatment, Estradiol level before the egg retrieval, number of eggs collected and the triggering ovulation modality . Progesterone and Estrogen will be measured in female patients' samples (follicular fluid and serum). Perlecan level will be measured in follicular fluid.
Patients going through an in vitro fertilization cycle will be asked to participate . Patients will be asked for their COVID-19 exposure : post confirmed disease/post vaccine/not exposed to disease or vaccine . Patients will provide the fluids which are not required , once fertilization process is completed. Patients will also provide 5ml blood sample by the day of procedure. Anti COVID-19 immunoglobulin G type antibodies will be measured in all samples . Data regarding age, date of infection/vaccine will be collected . Progesterone and Estrogen will be measured in female patients' samples and Perlecan level will be measured in follicular fluid.