Autologous Activated Adipose-derived Stem Cells (RB-ADSC) Injected Directly Into the Brain for Mild to Moderate Alzheimer's Disease

Inclusion Criteria: * ≥45 and ≤80 years of age * Mild to moderate AD diagnosis * Adequate cognitive function * Non-remarkable clinical laboratory * Ability to voluntarily provide written informed consent * No tumors or other disease responsible for dementia * Well-controlled comorbidities, on stable medications for 3 months * The participant is otherwise in good general health * The participant must have a relative/caregiver * Participant must be able to donate adequate amount of lipoaspirate to establish the final product * Caregiver separately meets the specified inclusion/exclusion criteria for caregivers Exclusion Criteria: * Taking other medications for AD, except that donepezil memantine, AChEIs including patches, Vitamin E, fish oil, and/or gingko biloba are allowed if doses have been stable for at least 3 months prior to the Screening visit * Stem cell implantation of any type within 3 months * Existing ventriculoperitoneal shunts * Neurological disorders except AD * Psychiatric disorders including schizophrenia, bipolar/unipolar depressive disorder, delirium * Drug or alcohol abuse or dependence within the past 5 years * Participants with a history of cancer in the past 5 years * No caregiver available to meet the inclusion criteria for caregivers