5 Hydrogels for medical, veterinary and pharmaceutical purposes for cellular biology applications; hydrogels for cell growth, cell growth and transplantation, assays based on cells, cancer cell research, regenerative medicine, stem cell growth and drug delivery for medical use; hydrogels for cell culture for medical, veterinary and pharmaceutical purposes; hydrogels for cell growth for medical, veterinary and pharmaceutical purposes; cell culture media for medical use; nutritional agents for processing living cells, namely, cell culture media growth factors contained within a reservoir; synthetic peptides for the treatment of degenerated hard and soft tissues; synthetic peptide derivativesfor the treatment of degenerated hard and soft tissues; cells for medical, veterinary and pharmaceutical use; cells or tissues in hydrogels for medical, veterinary or pharmaceutical use; pharmaceutical preparations for use in 3D bio-printing of tissues and organs; pharmaceutical preparations with other materials and ingredients for use in 3D bio-printing of tissues and organs; regenerative tissue being pharmaceutical preparations for hard and soft tissue regeneration; cells for medical use; allogeneic human tissue; living cells for medical use; implants containing living tissue; implantable living tissue materials for use in guided tissue regeneration; skin grafts; surgical implants formed by living tissue; surgical implants of living tissues derived from stem cells; transdermal patches for the creation of skin for prostheses and skin grafts; living tissue for transplants; engineered biological tissues and organs, namely, human and animal cardiovascular, pulmonary, digestive, hepatobiliary, urological, renal, endocrine, epithelial, muscular, and nervous tissues and organs, for medical purposes; biological molecules being implants comprising living tissue to assist in tissue engineering, namely, hard and soft tissue regeneration; hemostatic gel matrix preparations for wound treatment; natural biomaterials for the growth of bones, blood and tissues for medical purposes; pharmaceutical products for the regeneration of tissues, for the repair of tissues, for the treatment of tissues, whether human or animal, namely, 3D implants for hard and soft tissue regeneration combining bioinks and biological materials; pharmaceutical preparations for the treatment of diseases of bones, cartilages, blood vessels, nerve cell degeneration, tendon and ligament degeneration, retinal degeneration, kidney degeneration; soft tissue degenerations, for diseases with abnormal cell growth, namely, formulated bioinks for hard and soft tissue regeneration combining bioinks and biological materials with a pharmaceutical effect; natural biomaterial for bone filling; natural biomaterial for cartilage filling; biological tissue cultures for medical use; biological tissue cultures for medical purposes; biological tissue grafts; bone and skin biological tissues impregnated with oxygen lines for tissue constructs applicable for increasing the cell survival in tissue intended for subsequent implants; gene therapy products, namely, genetically modified tissues for the transplant thereof; implantable stents composed primarily of living tissue to maintain the structure of the tissue; natural biomaterial for bone and tissue growth for medical purposes