Property and Equipment (Tables)

3 Months Ended

Jul. 31, 2015

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment [Table Text Block]

Property and equipment is recorded at cost and consists of laboratory equipment, furniture and fixtures, and computer hardware and software. Depreciation is calculated on a straight-line basis over the estimated useful lives of the various assets ranging from three to seven years. Property and equipment consisted of the following (table in thousands):

	July 31,		April 30,
	2015		2015
	(unaudited)
Furniture and fixtures	$	70	$	70
Computer equipment and software		698		685
Laboratory equipment		510		493
Leasehold improvements		2		2

Total property and equipment		1,281		1,250
Less: Accumulated depreciation		(836)		(798)

Property and equipment, net	$	445	$	452

Schedule of Future Minimum Lease Payments for Capital Leases [Table Text Block]

The following is a schedule by years of future minimum lease payments under this capital lease together with the present value of the net minimum lease payments as of July 31, 2015 (table in thousands):

For the Years Ended April 30,	2016	$	17
	2017		24
	2018		25
	2019		27
	2020		16

Total minimum lease payments		$	109
Less: current maturity			(23)
Long-term maturity			86