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Prepaid Expenses and other assets

3 Months Ended

12 Months Ended

Mar. 31, 2025

Dec. 31, 2024

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]

Prepaid Expenses and other assets

(4)Prepaid Expenses and other assets

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

​

​	​	​	​	​	​	​
​		March 31, 2025			December 31, 2024
Research and development	​	$	—	​	$	1,715
Collaboration receivable (Note 10)	​		—	​		2,864
Other receivables (a)	​		1,209	​		—
Deposits	​		845	​		925
Insurance	​		717	​		340
Other	​		130	​		72
​	​	$	2,901	​	$	5,916

(a) “Other receivables” primarily consisted of equipment sales, sales and use tax refunds, and research and development tax refunds.

(5)Prepaid Expenses and Other Assets

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

​	​	​	​	​	​	​
​	​	December 31,
​		2024			2023
Research and development	​	$	1,715	​	$	278
Collaboration receivable	​		2,864	​		—
Insurance	​		340	​		402
Deposits	​		925	​		891
Other	​		72	​		1,295
​	​	$	5,916	​	$	2,866

​

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- References

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- Definition

The entire disclosure for other assets. This disclosure includes other current assets and other noncurrent assets.

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