Please select the eligibility criteria that correspond to the clinical trial below.
Title: A Randomized Double-Blind Placebo-Controlled Trial Of The Effects Of Docosahexaenoic Acid (DHA) In Slowing The Progression Of Alzheimer's Disease
Brief Summary: The purpose of this study is to determine whether chronic DHA (Docosahexaenoic Acid) supplementation slows the progression of cognitive and functional decline in mild to moderate Alzheimer's disease (AD).


Options:
A: Inclusion Criteria:

* All non- exudative forms of age related maculopathy

Exclusion Criteria:

* Exudative age related maculopathy
B: Inclusion Criteria:

* Male or female
* 50 years of age or older
* Residing in the community at baseline (includes assisted living facilities, but excludes long-term care nursing facilities)
* MMSE (Mini-Mental State Examination) at screen of 14-26 (inclusive)
* No medical contraindications to study participation
* Fluent in English or Spanish
* Corrected vision and hearing sufficient for compliance with testing procedures
* Supervision available for study medication
* Caregiver/study partner to accompany participant to all visits
* Study partner must have direct contact with the participant more than 2 days/week
* Able to ingest oral medication
* Daily DHA consumption less than or equal to 200 mg/day in prior two months estimated by an abbreviated DHA food frequency questionnaire
* Neuroimaging consistent with the diagnosis of AD at some time after the onset of the memory decline
* Clinical laboratory values must be within normal limits or, if abnormal, must be judged to be clinically insignificant by the investigator
* Stable use of cholinesterase inhibitors and memantine is permitted if doses are stable for 4 months prior to enrollment

Exclusion Criteria:

* Non-AD dementia
* Residence in a long-term care facility at baseline
* History of clinically significant stroke
* Modified Hachinski Ischemia score ≥ 4
* Current evidence or history in past two years of epilepsy, seizure, focal brain lesion, head injury with loss of consciousness or DSM-IV (Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition) criteria for any major psychiatric disorder including psychosis, major depression, bipolar disorder, alcohol or substance abuse
* Sensory impairment which would prevent subject from participating in or cooperating with the protocol
* Use of another investigational agent within two months
* Evidence of any significant clinical disorder or laboratory finding that renders the participant unsuitable for receiving an investigational new drug including clinically significant or unstable hematologic, hepatic, cardiovascular (including history of ventricular fibrillation or ventricular tachycardia), pulmonary, gastrointestinal, endocrine, metabolic, renal, or other systemic disease or laboratory abnormality
* Active neoplastic disease (skin tumors other than melanoma may be included; participants with stable prostate cancer may be included at the discretion of the Project Director)
C: Inclusion Criteria:

* Age 18- 75 years
* Body Mass Index 25-40
* PHQ-9 score ≥ 5

Exclusion Criteria:

* Current (in past 6 months) clinical Major Depressive Disorder Episode (according to psychiatric DSM-IV criteria as determined with The Mini-International Neuropsychiatric Interview 5.0 (M.I.N.I. 5.0)
* Current (in past 6 months) use of antidepressant drugs or psychological interventions.
* History of psychosis, bipolar disorder, substance dependence or other severe, psychiatric disorder that requires specialized clinical attention. No eating disorders. This will all be measured with a brief self-report questionnaire.
* History of bariatric surgery and no current severe, life-threatening disease (assessed using self-report), and no severe cognitive impairment limiting the conduct of the study, as assessed through research staff- evaluation of feasibility of conducting the screening instruments in an adequate manner.
* Currently adhering to supervised behavioural interventions that intervene with MoodFood interventions. If persons are on specific dietary supplements that are competing with the MoodFood intervention, than persons must be willing to stop what they were using before the start of this study
* Non pregnant or breast feeding
D: To be eligible for the study, respondents had to, at study entry,:

1. be men aged 50 or older or women aged 55 or older;
2. have no history of cancer (except non-melanoma skin cancer), heart attack, stroke, transient ischemic attack, angina pectoris, coronary-artery bypass grafting, or percutaneous coronary intervention;
3. have none of the following safety exclusions: history of renal failure or dialysis, hypercalcemia, hypo- or hyperparathyroidism, severe liver disease (cirrhosis), or sarcoidosis or other granulomatous diseases such as active chronic tuberculosis or granulomatosis with polyangiitis (Wegener's);
4. have no allergy to fish or soy;
5. have no other serious illness that would preclude participation;
6. be consuming no more than 800 IU of vitamin D from all supplemental sources combined (individual vitamin D supplements, calcium+vitamin D supplements, medications with vitamin D \[e.g., Fosamax Plus D\], and multivitamins), or, if taking, willing to decrease or forego such use during the trial;
7. be consuming no more than 1200 mg/d of calcium from all supplemental sources combined, or, if taking, willing to decrease or forego such use during the trial;
8. not be taking fish oil supplements, or, if taking, willing to forego their use during the trial

Answer: B