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	1.	The development of the primitive streak and early chick embryo in relation to low 02 pressure. [electronic resource] by NELSEN, O E Producer: 20000701 In: Growth vol. 22 Availability: No items available. Save to lists Add to cart (remove)
	2.	Increased partial pressure of O2 and the acceleration of development in early chick and frog embryos; significance of early primitive streak activities. [electronic resource] by NELSEN, O E Producer: 20000701 In: Growth vol. 22 Availability: No items available. Save to lists Add to cart (remove)
	3.	Increased oxygen pressure and the development of the chick embryo; the effect of increased oxygen pressure and survival. [electronic resource] by NELSEN, O E Producer: 20100329 In: The Anatomical record vol. 96 Availability: No items available. Save to lists Add to cart (remove)
	4.	Variability of the anestrous condition in the opossum, Didelphys virginiana. [electronic resource] by NELSEN, O E Producer: 20110128 In: The Anatomical record vol. 94 Availability: No items available. Save to lists Add to cart (remove)
	5.	Increased oxygen pressure and development of the chick embryo; the effect of increased partial pressure of oxygen upon hatchability. [electronic resource] by NELSEN, O E Producer: 20081020 In: The Anatomical record vol. 99 Availability: No items available. Save to lists Add to cart (remove)
	6.	Increased atmospheric pressure and development of the chick embryo; the effect of pressure on hatchability. [electronic resource] by NELSEN, O E Producer: 20100329 In: The Anatomical record vol. 96 Availability: No items available. Save to lists Add to cart (remove)
	7.	The use of dimethoxytetraethyleneglycol and triethyl phosphate in histological technic. [electronic resource] by NELSEN, O E Producer: 20101028 In: Stain technology vol. 20 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	8.	Hypoxia and maldevelopment of early alarplate tissue in mid- and fore-brain regions of the chick embryo. [electronic resource] by NELSEN, O E Producer: 19981101 In: Growth vol. 24 Availability: No items available. Save to lists Add to cart (remove)
	9.	Oxygen and Air Pressure Effects Upon the Early Development of the Frog's Egg. [electronic resource] by Nelsen, O E Producer: 20100702 In: Science (New York, N.Y.) vol. 106 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	10.	Changes in the form of the blastopore in blocked gastrulae of Rana pipiens. [electronic resource] by NELSEN, O E Producer: 20081020 In: The Anatomical record vol. 101 Availability: No items available. Save to lists Add to cart (remove)
	11.	The use of certain phthalate compounds in embryology. [electronic resource] by NELSEN, O E Producer: 20101028 In: Stain technology vol. 20 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	12.	The growth, maturity and senescence of graafian follicles in the adult ovary of the opossum, Didelphys virginiana. [electronic resource] by NELSEN, O E Producer: 20110128 In: The Anatomical record vol. 94 Availability: No items available. Save to lists Add to cart (remove)
	13.	The effect of the corpus luteum hormone upon the uterus of the developing opossum, Didelphys virginiana. [electronic resource] by NELSEN, O E Producer: 20110128 In: The Anatomical record vol. 94 Availability: No items available. Save to lists Add to cart (remove)
	14.	Experimentally induced variations in vitelline artery development and circulatory pattern in the early chick embryo. [electronic resource] by Levenson, G E Nelsen, O E Producer: 19680509 In: Journal of morphology vol. 123 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)