![Biology | Free Full-Text | Heterotypic Multicellular Spheroids as Experimental and Preclinical Models of Sprouting Angiogenesis Biology | Free Full-Text | Heterotypic Multicellular Spheroids as Experimental and Preclinical Models of Sprouting Angiogenesis](https://www.mdpi.com/biology/biology-11-00018/article_deploy/html/images/biology-11-00018-g001.png)
Biology | Free Full-Text | Heterotypic Multicellular Spheroids as Experimental and Preclinical Models of Sprouting Angiogenesis
![Development of an atherosclerotic plaque that progressively narrows the lumen of an artery to the po - Biology Forums Gallery Development of an atherosclerotic plaque that progressively narrows the lumen of an artery to the po - Biology Forums Gallery](https://biology-forums.com/gallery/14755_10_09_12_7_23_55_8527254.jpeg)
Development of an atherosclerotic plaque that progressively narrows the lumen of an artery to the po - Biology Forums Gallery
![Biology of the laboratory mouse. Mice as laboratory animals; Mice; Animals, Laboratory; Mice. Blood vessel Uterine lumen " ^ ''^'' Circular muscle Longitudinal muscles Ovum Uterine lumen Embryo. Decidua Uterine gland Biology of the laboratory mouse. Mice as laboratory animals; Mice; Animals, Laboratory; Mice. Blood vessel Uterine lumen " ^ ''^'' Circular muscle Longitudinal muscles Ovum Uterine lumen Embryo. Decidua Uterine gland](https://c8.alamy.com/comp/RHK6P6/biology-of-the-laboratory-mouse-mice-as-laboratory-animals-mice-animals-laboratory-mice-blood-vessel-uterine-lumen-quot-circular-muscle-longitudinal-muscles-ovum-uterine-lumen-embryo-decidua-uterine-gland-fig-4-diagrams-showing-implantation-x45-a-longitudinal-section-through-horn-of-uterus-about-5-days-after-mating-an-ovum-has-recently-become-implanted-in-one-of-the-uterine-crypts-b-longitudinal-section-through-implantation-site-about-7-days-after-mating-after-burckhard-crypt-on-the-ventral-or-antimesometrial-side-of-the-lumen-thereby-coming-into-close-contact-wit-RHK6P6.jpg)