Balance Sheet Components (Tables)

6 Months Ended

Jun. 30, 2025

Balance Sheet Components [Abstract]

Schedule of Prepaid Expenses and Other Current Assets

Prepaid expenses and other current assets consist of the following (in thousands):

	June 30, 2025		December 31, 2024
Prepaid research and development expenses	$	1,063	$	1,300
Short-term Italian research and development refundable tax credit		992		882
Prepaid insurance		206		629
Prepaid expenses		321		357
Other current assets		55		84
Total prepaid expenses and other current assets	$	2,637	$	3,252

Schedule of Other Assets

Other assets consisted of the following (in thousands):

	June 30, 2025		December 31, 2024
Long-term Italian research and development refundable tax credit	$	4,884	$	4,053
VAT receivable		6,257		5,453
Equity investments in Lighthouse Pharmaceuticals, Inc.		78		78
Total other assets	$	11,219	$	9,584

Schedule of Property and Equipment, Net

Property and Equipment, Net

Property and equipment, net consist of the following (in thousands):

	June 30, 2025			December 31, 2024
Computer equipment	$	65		$	55
Computer software		32			28
Lab equipment		988			635
Leasehold improvement		38			34
Office furniture		227			202
Less: accumulated amortization and depreciation		(777	)		(639	)
Property and equipment, net	$	573		$	315

Schedule of Accrued Expenses and Other Current Liabilities

Accrued expenses and other current liabilities consist of the following (in thousands):

	June 30, 2025		December 31, 2024
Personnel expenses	$	2,240	$	2,482
Research and development expenses		2,530		1,029
Professional fees		646		460
Current portion of operating lease liabilities		112		96
Other		180		308
Total accrued expenses and other current liabilities	$	5,708	$	4,375

Schedule of Accrued Severance and Related Expenses

For the six months ended June 30, 2025 and 2024, the severance accrual activity was as follows (in thousands):

	June 30, 2025			June 30, 2024
Beginning accrued severance		—			341
Incurred during the period		413			—
Severance paid during the period		(168	)		(251	)
Ending accrued severance	$	245		$	90