4 unchanged sentences
We are also required to pay additional rent in the form of our pro-rata share of certain specified operating expenses of the landlord.
−Removed: In August 2019, we entered into an Amended Lease Agreement (the "Lab Lease") for our lab space.
−Removed: The term of the Lab Lease began in September 2019 and will continue for an initial term of 35 months, with no further right or option to renew.
+Added: In June 2022, we entered into a Second Amendment to our Lab Lease Agreement.
+Added: The term of the Lease will continue through September 30, 2027, with no further right or option to renew.
We are required to remit base monthly rent which will increase at an average approximate rate of 3% each year.
The Lab Lease is classified as an operating lease.
−Removed: In August 2019, we entered into a sublease with Houston Pharmaceuticals, Inc.
+Added: In August 2019, we entered into a sublease (which was extended in 2022 in connection with the lease extension) with Houston Pharmaceuticals, Inc.
(HPI), which is affiliated with Dr.
2 unchanged sentences
We believe our facilities, as expanded, will be sufficient to meet our current needs and that suitable space will be available as and when needed.
−Removed: We do not own any real property.
+Added: We do not own any real property. 
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.