-
1
المؤلفون: O. M. Helff, K. I. Stubblefield
المصدر: Physiological Zoology. 4:271-286
مصطلحات موضوعية: Larva, Endocrinology, chemistry, Physiology, Physiology (medical), Zoology, chemistry.chemical_element, Animal Science and Zoology, Anatomy, Biology, Oxygen, Oxygen tension, Rana
URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::a4e25e9388d8ff50f11dcf0f3461148b
https://doi.org/10.1086/physzool.4.2.30151140 -
2
المؤلفون: O. M. Helff
المصدر: Journal of Experimental Biology. 17:45-60
مصطلحات موضوعية: Physiology, media_common.quotation_subject, Perforation (oil well), Amphibian metamorphosis, Aquatic Science, Biology, Ear region, Tympanic Membranes, Complete regression, medicine, Metamorphosis, Bufo, Molecular Biology, Ecology, Evolution, Behavior and Systematics, media_common, Cartilage, Anatomy, biology.organism_classification, Histolysis, Transplantation, Fully developed, medicine.anatomical_structure, Membrane, visual_art, Insect Science, visual_art.visual_art_medium, Animal Science and Zoology, Integument, Forelimb, Operculum (gastropod)
URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::84b2969bc90ed312e7bd9b6406b04519
https://doi.org/10.1242/jeb.17.1.45 -
3
المؤلفون: O. M. Helff
المصدر: The Anatomical Record. 47:177-186
مصطلحات موضوعية: Atrophy, medicine, Anatomy, Amphibian metamorphosis, Biology, medicine.disease, Agricultural and Biological Sciences (miscellaneous)
-
4
المؤلفون: O. M. Helff, R. L. Zwemer, W. W. Swingle
المصدر: American Journal of Physiology-Legacy Content. 70:208-224
مصطلحات موضوعية: Acetyl derivative, Biochemistry, Chemistry, Physiology (medical)
URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::0cfb08febd8df922aab0f5260dfa5dbe
https://doi.org/10.1152/ajplegacy.1924.70.1.208 -
5
المؤلفون: O. M. Helff, M. C. Mellicker
المصدر: American Journal of Anatomy. 68:371-395
مصطلحات موضوعية: medicine.anatomical_structure, biology, Tongue, Rana sylvatica, medicine, Amphibian metamorphosis, Anatomy, biology.organism_classification, Lingual papilla
-
6
المؤلفون: O. M. Helff
المصدر: The Biological Bulletin. 60:11-22
مصطلحات موضوعية: Larva, Abnormal size, media_common.quotation_subject, Integumentary system, Integument, Amphibian metamorphosis, Anatomy, Fold (geology), Metamorphosis, Biology, General Agricultural and Biological Sciences, Trunk, media_common
URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::a4bb02ea949f895f4c4481ed8df3030d
https://doi.org/10.2307/1536785 -
7
المؤلفون: O. M. Helff
المصدر: Physiological Zoology. 4:380-393
مصطلحات موضوعية: Toxicology, Endocrinology, biology, Physiology, Duration (music), Physiology (medical), Animal Science and Zoology, Pharmacology, biology.organism_classification, Cambarus
URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::b12af1b593b43a84606cee823e9aae88
https://doi.org/10.1086/physzool.4.3.30151149 -
8
المؤلفون: O. M. Helff
المصدر: Journal of Experimental Zoology. 45:69-93
مصطلحات موضوعية: medicine.medical_specialty, media_common.quotation_subject, Thyroid, General Medicine, Amphibian metamorphosis, Biology, medicine.anatomical_structure, Endocrinology, Internal medicine, medicine, Animal Science and Zoology, Metamorphosis, Iodotyrosine, media_common
-
9
المؤلفون: O. M. Helff
المصدر: Journal of Experimental Zoology. 68:305-319
مصطلحات موضوعية: Scapula, Quadrate bone, Animal Science and Zoology, General Medicine, Amphibian metamorphosis, Anatomy, Biology
-
10
المؤلفون: William Stark, O. M. Helff
المصدر: Journal of Morphology. 68:303-327
مصطلحات موضوعية: biology, Rana sylvatica, Zoology, Animal Science and Zoology, Amphibian metamorphosis, biology.organism_classification, Developmental Biology