Property, plant and equipment - Schedule of Property Plant and Equipment (Details) - USD ($)	Jun. 30, 2024	Dec. 31, 2023
Property, Plant and Equipment [Line Items]
Total Property, plant and equipment, gross	$ 29,829,963	$ 29,648,378
Less: accumulated depreciation and amortization	(12,908,468)	(9,911,859)
Property, plant and equipment, net	16,921,495	19,736,519
Laboratory Equipment [Member]
Property, Plant and Equipment [Line Items]
Total Property, plant and equipment, gross	11,254,698	9,415,210
Animal Facility Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Total Property, plant and equipment, gross	8,357,667	8,357,667
Animal Facility Equipment [Member]
Property, Plant and Equipment [Line Items]
Total Property, plant and equipment, gross	1,188,854	1,137,666
Construction-in-Progress [Member]
Property, Plant and Equipment [Line Items]
Total Property, plant and equipment, gross	23,360	0
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Total Property, plant and equipment, gross	7,064,721	9,296,344
Vehicles [Member]
Property, Plant and Equipment [Line Items]
Total Property, plant and equipment, gross	208,453	208,453
Office Furniture and Equipment [Member]
Property, Plant and Equipment [Line Items]
Total Property, plant and equipment, gross	$ 1,732,210	$ 1,233,038